Fostex 454 User's Manual
Contents
1. aA OQeeoooece e eo Description and Function of Various Parts Operation Procedures The indicates the actual name on the panel to make the procedures easier to follow This manual prioritizes the use of Ihe actual panel description Example or PHONES 1 Input Trim TRIM This is used to make fine gain adjustments on the pre amplifier to allow the input signal from the INPUT jacks or to be set al its optimum level It complies with a broad range of inputs from the mic level 60 dBV to the line level 10 dBV Furthermore it doesn t effect the input levels of the IN jack 2 Input Selector INPUT This switch converts the input signal INPUT The input signals of the XLR INPUT jack or INPUT jack are connected Signal OFF TAPE The input signal trom the TAPE IN jack is connected 3 AUX 1 Level Knob AUX 1 This knob adjusts the mixed signal which is sent to the AUX buss 1 after passing post equalizer post fader the EQ and INPUT fader 9 of each channel The signal sent to the AUX buss 1 is output from the AUX out jack 1 4 AUX 2 Input Selector AUX 2 This switch converts the input signai sent to the AUX buss 2 Use this function for monitoring tape signals when overdubbing or sending those signals to effectors when mixing down PRE The signal after passing the EQ 9 but not2. Add character by controlling the frequency around 1 kHz e Volurmnous sound between 2 to 4 kHz Clanty around 6 kHz Brilliant sound over 8 kHz Other Uses This system provides as a mixer of PA system for small halls or live houses by controlling a broad range of functions such as speaker sound reproduction sending 2016 Line Mer Efectors to the stage monitors and effect processing The example below shows Mixes instruments outputs with buss 1 2 and sends them all to the main speakers from BUSS OUT 1 260 AUX 1 OUT is used to send to effectors and AUX 2 OUT used to send to 2 channel stage monitors AUX 2 input selector set to PRE Since the CD or cassette tape is played as the SE and BGM before a performance those players are connected to the TAPE iN jack to send to the main speakers when selecting TAPE by input selector Furthermore we have added the 2016 line mixer to make it compatible as a sophisticated system Power Amp co Cassette Master Recorder Deck Senas to the eflector Fold pack to the stage 12 13 Multitrack Recording Model 454 when used in combination with multitrack Send to the effector As shown in the figure it is convenient to select the send return to the effectors by preparing the
3. Output load impedance more than 10kf1 Nominal output level 10dBV 03V Maximum oulput level 159 56V MONITOR OUTPUT X 2 Output load impedance more than 10 Nominal output level 10dBV 03V Maximum outpul level 10dBV HV HEADPHONES OUTPUT Stereo Output load impedance 80 400 Maximum output 100mW 80 400 Contents Specifications 2 Block Diagram sse III 3 Description and Function of Various Parts Operation Procedures erissa 4 Connections to External Equipment Connection to Various Effectors 9 About the Parametric Equalizer ssi AL Other Uses Multitrack Recording 1 Basic Track Recording 1 Overdubbing WI Ping Pong Recording IV Mixdown 19 tuerev ecd Trouble Shooting before thinking is it broken 22 FREQUENCY RESPONSE Microphone input 20Hz 20kHz 2dB Line input 20Hz 20kHz 1 2dB Headphones output 30Hz 20kHz k1 2dB 2 TRACK INPUT X 2 Input impedance Nominal input level 10dBV 03 4 CHANNEL BUSS OUTPUT STEREO OUTPUT DIRECT OUTPUT Output load impedance more than 10k Nominal output level 100BV 0 3V Maximum output level 15dBV 56V AUX 1 AUX 2 X 2 BUSS OUTPUT Output load impedance more than 10kQ Nominal output level 10dBV 0 3V Maximum output level lt 15dBV 56V SIGNAL TO NOISE
4. L R signal In such case by adjusting the BUSS OUT PAN pot 9 and STEREO MASTER level knob etc the assumed positioning and volume can be monitored during mix down For this example it is advisable to adjust the positioning for the E B and G also in this case the various sources volume balance and the actual balance sent to the recorder may be different so be careful Method 2 To monitor the recorder output use the AUX 2 section and With this method desirable volume and posilioning can be monitored regardless of the recording level of each track Therefore itis extremely convenient when compared to the previously mentioned method The signal input to the track on recording can be monitored as it will always be output from R8 input monitor What s more by using the record track select function the selected track can output asan input monitor and the others as a tape monitor tape sound SYNC play regardless of recording or not In either case the example figure 1 illustrates TRK 1 to 4 output signal mixed with the AUX 2 section and of the 4 channel 1 to 4 First of all press the AUX 2 of the Monitor selector to listen to the sound of the AUX 2 Buss Next since Model R8 s TRK 1 to 4 is connected to 1 to 4 of the TAPE IN jack set the AUX 2 selector of the connected track that you want to monitor to the TAPE position By doing this the AUX 2 level knob adjusts the volume and the AUX
5. Wall or Ceiling Mounting The appliance should be mount ed to a wall or ceiling only as recommended by the manu facturer Ventilation The appliance should be situated so Ihal its location or position does not interfere with its proper venti lation For example the appliance should not be situated on a bed sofa rug or similar surface that may block the ventilation openings or placed in buill in installation such as a bookcase or cabinet that may impede Ihe flow ol air through the ventilalion openings Heal The appliance should be situated away from heal sources such as radiators heat registers stoves or other appliances including amplifiers that produce heal Power Sources The appliance should be connected toa power supply only of the type described in the opciating Instructions or as marked on the appliance Grounding or Polarization The precautions that should be taken so that the grounding or polarization means of an appliance 15 not defeated The exclamation pomt within equilateral triangle s intended to alert the user to the presence of important operating and mante nance servicing instructians in the hterature accompanying the appliance Power Cord Protection Power supply cords should be routed so that they are not likely to be walked on or pinched by items placed upon or against them paying particular attention to cords at plugs convenience recep tacles and the point where they ex
6. comp liter nosse gale etc IN Our Effector Mixer 2016 INPUT PEAK eo PFL BALANCE PHANTOM Ls UNBALANCE INPUT PAN 2 Each channel of the effectors common to all input channels is independently processed tor the positioning degree Use AUX 2 for Stereo In type effectors OUT IN Ettector Use AUX 1 Out tor Mono In type effectors OUT STEREO OUT METER SEL BUS5 OUT gt E master TAUFA STEREO MASTER OUT pt 10084 E E IN qb AUX ph Each channels addtional ettection volume is independently adjusted here Aux 2 Pre Post selection Adjusts the effection degree of the positioning 10 frequency within the ranges of 60 Hz to 1 kHz and 400 Hz About the Parametric Equalizer and 6 kHz Furthermore it is possible to boost or cut in the 15 dB range and will be highly effective in adding character to the sound by controlling the fundamental frequency and harmonic overtones which determine the timbre of musical instruments and the human voice Note Although the parametric equalizer is highly effective in correcting mistakes in the original This machine is eq
7. passing the INPUT fader is connected POST The signal after passing both the EQ and the Input fader is connected TAPE The input signal from the TAPE IN jack is connected Use as a tape monitor during over dubbing 5 AUX 2 Level Knob GAIN This knob adjusts the level of the signal chosen at 6 AUX Pan Pot PAN Sets the position of the left right signal level chosen at the AUX 2 input selector 3 and set at AUX 2 level knob 5 when sending to the AUX buss 2 EY 7 Assign Switch ASSIGN In connection with the PAN pot 5 this switch selects the output to the 4 busses 1 2 3 and 4 It is a 3 mode Switching 1 2 OFF and 3 4 8 4 Channel Buss Pan Pot PAN In correlation to the ASSIGN switch this switch functions as shown in the following figure Example When choosing 1 2 with the assign switch Send to buss 1 Send to buss 2 Send to buss 1 and 2 at the same level r 0 om O As shown the sound can be freely positioned by using the Pan pot 9 Parametric Equalizer EQ Adjusts the tone of the signals sent to the INPUT fader of each channel For more information refer to page 11 About the Parametric Equalizer 10 Input Pre Fader Listen Button When this button is pressed only the input signal of the pre fader post equalizer of the channel can be monitored at the center Furthermore if any of these buttons are selected the PFL portion of t
8. such the stereo monitor with various output functions the PFL Pre Feeder Listen functions and the 2 channel AUX OUT etc definitely supports the needs necessary for various production steps Furthermore you can choose from two types of LED bar graph meters normal display peak hold display and through use of the meter selector and PFL button it becomes compatible with various output or PFL level displays Please thoroughly read this manual before using the machine to fully understand the operation procedures Furthermore we hope that you wili take care of this machine and that you will enjoy it to its maximum potential SPECIFICATIONS INPUT X8 Microphone impedance less than 10k Input impedance TKA blanced type XLR connector and 16 0 unbalanced type phone jack Microphone 60dBV 1mV Line 10dBV 0 3V Nominal input level Variable Minimum input level TOdBV 0 3mV Maximum input level 15dBV 56V TAPE INPUT X 8 Input impedance 200 Nominal input level 10dBV 03V Minimum input level 20dBV 0 1V Maximum input level 25dBV 17 4 CHANNEL BUSS INPUT X 4 Input impedance 10kQ Nominal input level 10dBV 0 3v Maximum input level 2598 17 8V STEREO INPUT X 2 Input impedance Nominal input level 10dBV 03V Maximum input level 15dBV 56V INSERT INPUT RECEIVE X 8 input impedance 20k Nominal input level 10dBV 03V INSERT OUTPUT SEND X 8
9. the BUSS OUT jack 1 to 4 directly to Model R8 INPUT 1 to 4 and selecting by the safe ready button record track selector But when you want to simultaneously record separate signals on more than 5 tracks it is advisable to use the D OUT jack 95955 Ceep 14 Basic Track Recording What is Basic Track Recording The multitrack recording performs the rhythm Section recordings first The rhythm section usually refers to the drums percussions bass side work coding guitars keyboards etc and provides the outline part to make a performance The basic track recording mentioned here refers to this rhythm section recordings Look at figure 1 This example indicates simultaneous separate recordings on 4 separate tracks The drums electric bass and electric guitar recorded with a multi microphone is simullaneously recorded on Model R8 s tracks 1 to 4 After making the level and sound adjustments for each level refer to page 9 2 About the Level Adjustments With the External Equipment and page 11 About the Parametric Equalizer then make the settings for sending to the Model R8 The track planis as follows Model R8 Track Chart TRK 1 2 3 4 L4 gt R SOURCE DRUMS EG Kick bass drum electric electric SD snare drum bass guitar TOM tom tom Crash c
10. 2 PAN pot adjusts the left right position thus allowing for monitoring Similarly it is advisable to make settings by assuming the positioning during mix down when monitoring the monitor speaker Figure 1 Basic Track Recording e tor DRUMS KICK SD L R EG OUTPUT 1 4 turn up the MONITOR level knob and when monitoring the headphones turn up the PHONES level knob m Monitor positioning R CRASH TOM R HH L TOM RIDE Co 50 Qu INPUT 1 4 Orderly from the left assume and monitor the volume and positioning of TR 1 to 4 6800000 esese 16 When wanting to record by assuming the sound processing The example in figure 1 indicates the dry sound the raw sound without the effected sound but there are limes when you may want to record by assuming the effect processing during mix down send the effected sound solely to the monitor channel and not to the tape For example when you want to monitor the SD etc with reverb observe the following refer to figure 2 1 The monitor output from the AUX 2 OUT is sent to Figure 2 Assuming Sound Processing Mics tor DRUMS KICK 50 LeeR EG OUTPUT 1 4 Adjusts the level and posttoning of the effector sent the reverb machine the level and the left right positioning of the signal to the reverb machine can be adjusted with the AUX 2 level kno
11. IDI Interface Output 8 SYNC signal Adjusts the volume and positioning of 1 to 7 Adjusts the positioning of the MIDI instruments Adjusts the sound of the MIDI instruments IN Ellectors IN 8 Monitor choice between sent to the recorder and oulpul from the recorder Adjust the signal level of playad back sound 1 2 and from the cflector such as reverb 3 4 Le R LR tape playback sound instrument sound Trouble Shooting Before thinking is it broken When this machines doesn t operate properly please verify the following points before thinking it needs to be repaired The input signal doesn t take effect in INPUT fader Check to see that the input selector is properly chosen Check to see that a monaural phone plug isn t connected to the channel s INSERT jack so signals will be sent to the effector but there will be no return from the effector output Can t hear the output selected by the MONITOR selector And the Meter doesn t disptay properly O Check to see if the PFL button or is selected Please refer to P 5 Description and Function of Various Parts Operation Procedures PFL button and are selected but can t monitor And the Meter doesn t display properly Is the PFL fevel knob turned up If the MONITOR level knob and PHONES tevel knob 8 turned up P
12. IN This knob adjusts the level of the input signals from the BUSS IN jacks 1 to 4 It is used to set the signal levels from effectors or other mixers 16 4 Channel Buss Out Pan Pot BUSS OUT PAN Sets the position of each buss signal when mixing the output signals of the 4 channel buss the signal passing the 4CHAN BUSS master fader to the STEREO MASTER OUT jack and sending them out 17 Monitor Selector Chooses the signal to be sent to the MONITOR OUT jack and PHONES jack 1 to 2 These switches are calegorized into 5 groups and depending on your selection it will be output as shown below BUSS 1 and 2 BUSS 3 and 4 You can monitor the signals output from BUSS OUT jack 1 and 2 3 and 4 When two of these switches are simultaneously pressed the sound position for 1 3 will be from the left and 2 4 will be from the right If only one is selected then it will be output from the center position Example See TS ae See MON OUT IL gt Buss oR s gt 552 PHONES 2 Tue MON OUT gt PHONES 2 R gt BUSS3 LJ lt gt Buss3 MON OUT OR PHONES 2 L gt Buss 1 and 3 MX R lt gt euss 2 and 3 MIX AUX 2 The signais output from the AUX 2 OUT jack can be monitored at its present position STEREO The signal output from the STEREO MASTER OUT jack can be monitored at its present position 2TRACK The sign
13. N Buss 1 to 5 and SYN 2 to 4CHAN Buss 2 to 6 Furthermore the master fader of the corresponding buss the 4CH BUSS MASTER fader 1 and 2 in this case adjusts the send level to the recorder and this is verified with Meter The sync played tape sounds and the new source to be recorded can be monitored by the AUX 2 section 4 and with the monitor method method 2 on P 15 The volume and positioning of each track can freely be adjusted the recording level isn t affected In this example the AUX 2 selector 4 of channel 1 to 6 is set to the TAPE and the AUX 2 level knob and AUX 2 PAN can be adjusted for monitoring MONITOR selector 9 10 AUX 2 Furthermore when you want to directly monitor the output of the new recording source from the BUSS OUT select the corresponding buss s Monitor selector then monitor when it is mixed with the tape monitor ofthe AUX 2 section in this case the SYN 1 is positioned in the Land the SYN 2 is positioned in the INPUT 5 6 Orderly the left assume and monitor the volume and positioning of TRK 1 to 4 r06 6 0 Push when you want to open the direct sounds ot SYN 1 and SYN 2 La PgP ag 9 18 Ill Ping Pong Recording What is Ping Pong Recording Ping pong recording is to gather the sounds on already recorded tracks in the mixer playing them back and record the mi
14. Owners Manual Model 454 Recording Mixer 00 06 o as RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO REDUCE THE RISK OF ELECTRIC SHOCK NOT REMOVE COVER OR BACK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL The lightning flash with arrowhead symbol within an equilateral Iriangle 5 intended to alert the user to the presence of uninsulated dangerous voltage within the product s en closure that may be of sufficient magnitude to constitute a risk of electric shock to persons WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOIS TURE SAFETY INSTRUCTIONS 1 2 Read Instructions All the safety and operaling instruc tions should be read before the appliance is operated Retain Instructions The safety and operating instructions should be retained for future reference Heed Warnings warnings on the appliance and in the Operating instructions should be adhered to Follow instructions All operating and use instructions should be followed Water and Moisture The appliance shouid not be used near water for example near a bathtub washbowl kit chen sink laundry lub in a wet basement or near a swim ming pool and the like Carts and Stands The appliance should be used only with a cart or stand that is recommended by the manu facturer
15. RATIO Equivalent input noise 126dB weighted 124dB unweighted 20Hz 20kHz 1 mic 68dB weighted 670 unweighted 8 mic inputs 58dB weighted 5608 unweighted 1 line input B6dB weighted 8508 unweighted B line inputs 7698 weighted 7498 unweighted T HD overall 0 05 1kHz nominal level 0 1 headphones 1kHz 100mW 4001 PARAMETRIC 60 1kHz 1508 EQUALIZER 400 6kHz 1508 10kHz 1508 CROSSTALK 60dB 1kHz FADER ATTENUATION more than 7098 1kHz POWER REQUIREMENTS 120V AC 60Hz 20W DIMENSIONS 220V AC 50Hz 20W 240V AC 50Hz 20W HXWXD 117 X 550 X 546 mm WEIGHT 12kg PHANTOM POWER SUPPLY DC24V omais OD Block Diagram z 90 SAO XVI S3NOMd B8POi 1 170 HOLINOW MOLINOW agro ixnw napor 19 zanv Hq 18 VE wen Tomu 170 ssng ABPOL inoa 1 eo 828858 29995909 ane 9 A AAAG ee oo oo
16. ack recorder is usualiy connected 25 Direct Out Jack D OUT This is the output jack for the post fader post equalizer signals of each channel It can be used to send the input signal to the effector etc 26 XLR Input Jack INPUT This is a XLR type balanced 3rd pin hot input jack which is compatible with levels from mic levels to line levels It is also capable of processing unbalanced input signals but in such case the first and second pin will act as the GND and the PHANTOM POWER switch should always be OFF Furthermore When the plug is connected to the phones INPUT jack priority is given to this process and the input signals of this jack will not lead way to the other second pin cold frst pin GND Ihird pin hot 27 Phones Input Jack INPUT This is a phone type unbalanced input jack which is compatible with levels from mic levels to line levels It also complies with balanced type input signals but in such case the TIP is connected to the hot and the RING is connected to the cold 28 Insert Jack INSERT This stereo phone jack allows connection to such effectors as the compressor limiter or the noise gate that Process sound sources directly When nothing is connected here the signal will go thru the send and receive stage Connect to GNO 4 To Effector Send From Eflector Receive INSERT Lane TP Connect to RING 29 Phan
17. al input from the 2 TRACK IN jack can be monitored at its present position If several switches of these 5 groups are simultaneously pressed it will be mixed according to the above mentioned conditions then it will be sent to the MON OUT jack and PHONES OUT jack 18 Meter Selector METER The display of meter can be selected BUSS Displays the output level ofthe BUSS OUT jack 1 to4 STEREO Orderly from the left of the meter it displays the L R output levet of the STEREO MASTER OUT jack 6 and the L R input level of the 2 TRK IN jack 19 Pre Fader Listen Level Knob PFL Adjusts the master level of the PFL buss The overall volume can be set when the PFL button and is selected to monitor the PFL Usually the MONITOR level knob and PHONES level knob is set before adjusting this PFL level knob 20 Monitor Level Knob MONITOR Adjusts the output level of the signal output from the MONITOR OUT jack 21 Headphones Level Knob PHONES Adjusts the volume of the headphones connected to the PHONES jack 22 Stereo Master Level Knob STEREO MASTER Adjusts the output level of the signal output from the STEREO MASTER OUT jack G 23 LED Bar Graph Meter Displays the output level selected by Meter selector Furthermore if even one PFL button or is selected the PFL portion of the meter will display the mix signal level of the PFL buss 24 Tape In Jack TAPE IN The output unbalanced of the multitr
18. ance and input impedance don t comply it can cause distortion or even damage the equipment Generally the output impedance is low and the input impedance is high low out high in Refer to page 8 Specifications for the input output impedance of this machine Note Always use the direct box when connecting amplifier outputs indicated in Ws or musical instruments requiring high input impedances Otherwise the use may damage to this machine and the amplifier circuitry Connection to Various Effectors The present music production requires effectors with sophisticated functions such as digital reverb and delay comp limiter and noise gates This machine has a 2 About the Level Adjustments With the External Equipment Use the TRIM to adjust external equipment level to this machine connected to INPUT jacks and Adjust the PEAK PFL LED so it won t illuminate during the peak signals Since the range of 0 5 dB is the optimal range to minimize noise it is advised that the INPUT fader is priorly set within this range then adjust the TRIM 7 1115 convenient if you select the PFL button al this time because you can monitor the pre fader level and sound pattern But be careful since the PEAK PFL LED Q simply illuminates to indicate the PFL selection Furthermore the PEAK PFL LED will illuminate with EQ overloading so when adjusting the TRIM D keep the various gains of the EQ flat Then after settin
19. b and the AUX 2 PAN 2 The reverb output is returned to the STEREO IN Jack the left right positioning can be adjusted with the BUSS OUT PAN 9 when the 4CHAN Buss signal lt dry sound gt is mixed The total volume of the monitor dry effected sound is adjusted with the STEREO MASTER level knob and is monitored by selecting the Monitor selector INPUT 1 4 the total monitor volume dry gt etlecied sound Adysts the buss signal dry Sound when it is mixed 1o the effector sound z 5 17 ll Overdubbing What is Overdubbing Overdubbing is to monitor the recorded track with the sync play played with the recording head and record on a different track with other sources synthesizer vocal etc Look at figure 3 This example indicates the sync play monitoring of the recorded TRK 1 to 4 then overdubbing TRK 5to synthesizer 1 SYN 1 and TRK 6 to synthesizer 2 SYN 2 refer to the owner s manual for the functions such as the record track selection eic First of all connect the new recording source to INPUT jack and this example is for 5 6 channel then set the INPUT selector 2 to the INPUT Then by using the ASSIGN switch 7 and PAN pot 9 the sources initiated by the INPUT fader is sent to the buss connected to the recording track This example Figure 3 Overdubbing illustrates SYN 1 to 4CHA
20. down master tape can easily be monitored 36 AUX 1 Out Jack AUX 1 OUT This is the monaural output jack for AUX buss 1 This jack is used to send AUX buss 1 mixed signals to echo type effectors etc 37 AUX 2 Out Jack AUX 2 OUT These are the stereo output jacks for the AUX buss 2 This jack is used to send AUX buss 2 mixed signals to monitor amplifiers or effectors etc 38 Monitor Out Jack MON OUT The signals selected by the MONITOR selector is output after passing through the MONITOR level knob Furthermore if even one PFL button or is pressed the PFL buss output signal the signal coming from the PFL level knob 3 is output after passing through the MONITOR leve knob 39 Headphones Jack PHONES Both jacks output the same source as the MONITOR OUT jack 40 Pre Fader Listen Display LED PFL It will illuminate if any of PFL button 9 or is pressed When this LED is illuminating the PFL buss output signal is automatically sent to the MONITOR OUT jack and PHONES jack and the PFL buss mixed signal level is displayed in the PFL portion of the meter 41 Power LED POWER 42 Power Switch POWER 43 Electrical Cord Connections to External Equipment 1 impedance When making connections to other equipment be careful about the input output impedance capability Impedance is the resisting factor against the audio signals and it is indicated by the ohm unit If the output imped
21. g the TRIM O if the PEAK PFL LED illuminate at the EQ portion during EQ sound adjusting it is overloaded so lower the gains or leave the gain at the present adjustment but readjust the TRIM QD The inputs and output other than the ones mentioned above are of standard level of 10 dBV with low impedance capability therefore it can be connected to all FOSTEX recording equipment or other personal studio equipment Furthermore it may be necessary to connect an attenuator or line amplifiers when connecting machines with varying input output levels from the standard or professional use machinery 4 dBm convenient D OUT jack 9 INSERT jack AUX 1 OUT jack mono AUX 2 OUT jack stereo BUSS IN jack 1 to 4 etc to allow connection of the input output from to the effectors Of that the AUX 1 OUT jack is for the post fader mix AUX 2 OUT jack is for the pre fader post fader and tape monitor This machine complies to a variety of uses For the effector return the BUSS IN jack 1 4 or STEREO IN jack is usually used bul if there are more returns it is convenient if you initially gather them in another mixer FOSTEX 2016 etc then return it to this machine The following will indicate the specifics for connection 1 When using an effector for independent input channels This connection ss effective for effectors processi ig the sound source directly example delay reverb chorus etc example
22. he meter automatically displays the mixed signal of the PFL buss so it is convenient when verifying the pre fader level of each channel This function works only with monitor channeis Monitor Out jack 68 PHONES jack 1 2 meter and doesn t affect other outputs 11 Peak Pre Fader Listen LED PEAK PFL When the signals from the INPUT jack and are overloading this LED will light up when the signals overloading not only in the pre amplifier portion but also in the EQ Or it will also light indicating the condition of PFL signals when the PFL Button 9 or 3 pressed down 12 Input Fader The signal volume selected by INPUT selector 2 is adjusied The range between 0 5 dB is the position with minimal noise distortion so when adjusting the input level set it within this range then set TRIM 0 13 4 Channel Buss Master Fader This is the master fader for each 4 channel buss It adjusts the output level of the BUSS OUT jacks 1 to 4 14 4 Channel Buss Pre Fader Listen Button PFL When this button is pressed only the oulput signal of the selected 4 channel buss which is not passing the master fader is monitored Furthermore Even if one of these buttons is selected the meter on the PFL portion will automatically display the level of the mixed signal of the PFL buss As with the functions of the PFL button 9 this only applies to ihe monitor channels 15 4 Channel Buss In Gain Knob BUSS IN GA
23. it from the appliance Cleaning The appliance should be cleaned only as recommended by the manufacturer Nonuse Periods The power cord of the appliance should be unplugged from the outlet when left unused tor a long period of time Object and Liquid Entry Care should be taken so that objects do not fali and liquids are nol spilled into the enc losure through openings Damage Requiring Service The appliance should be serviced by qualified service personnel when A The power supply cord or the plug has been damaged or Objects have fallen or liquid has been spilled into the appliance or C The appliance has been exposed to rain or D The appliance does not appear to operate normally or exhibits a marked change in perlormance E The appliance has been dropped or the enciosure damaged Servicing The user should not attempt lo service the appliance beyond that described in the operating instruc tions All other servicing should be referred to qualitied service personnel Introduction Thank you for purchasing the Fostex Recording Mixer 454 Model 454 is an 8 input type sophisticated recording mixer complete with various functions such as over dubbing ping pong recording and mix down which are necessary for multi track recording It can also be used in a variety of fields other than recording By using a phantom power XLR connector the solid specs of this model
24. lease check aga n The channel effection isn t erased even after fading out with the INPUT fader 2 Check to see if the AUX 2 section and is used to send to the effector and if the AUX 2 selector is set atthe PRE or TAPE position When you want to use in combination with the fader set to the POST position The level was adjusted to the TRIM 1 but the PEAK PFL LED illuminates O Did you raise the gain of the EQ 3 to adjust the sound after setting the level Refer to 9 About the level adjustments with external equipment again Howling occurs when using the track with a recorder as an input monitor O Is that track output connected to the buss used to send to that track Check the choice of the INPUT selector 2 and the AUX 2 selector 3 22 Fostex FOSTEX CORPORATION 3 2 35 Musashino Akishima shi Tokyo Japan 196 FOSTEX CORPORATION OF AMERICA 15431 Blackburn Ave Norwalk CA 90650 U S A PRINTED IN JAPAN SEP 1989 8288 2310 00
25. ng the ASSIGN switch and the PAN 0 send these signals to the 4 buss 1 to 4 then send it to 7 and 8 from the STEREO MASTER OUT jack after it passes through the BUSS OUT PAN and the STEREO MASTER level knob You can choose to either select the Monitor selector STEREO the listen to the signal sent to the recorder or send the output signal of TRK 7 and 8 to the 2 TRK IN jack 69 then select the 2 of the Monitor selector and listen to the recorder output Use the D OUT jack or the AUX 2 OUT jack to process the effects Figure 4 illustrates the connection of the effector return to the BUSS IN jack 1 to 469 from the D OUT jack and the adjustment of the effection volume by the BUSS IN gain knob 1 to 4 then sent to the ACHAN buss 1 to 4 in this case each channel is independently processed with a effector Furthermore the effector return from the AUX 2 OUT jack is connected to the STEREO IN jack then mixed with the signals from the ACHAN buss and sent to the STEREO MASTER OUT Adjusts the level and positioning sen to the elector Adpist the tone sound of TRK 1 4 which trackes are pong recorded suen as Riven A choice of monitor function of either sending to the record or output rom the recorder Adjust Ihe return tevel trom effectors 19 IV Mixdown What is mixdown After finishing all reco
26. r andthe BUSS IN jack 1 to 4 and STEREO IN jack are used to input the effector return for more information refer to P 19 Ping Pong Recording and P 9 About the Connection with the Effector Ettector such as Reverb OUTPUT 1 8 Effectors IN Master Recorder OUT the level and positioning sent to the effector 19 6 6 Adjusts the sounds of TRK 1 to 8 of the vanous sounds sent lo the effect Choice of monitor between the send lo the recorder or oulput from the recorder Adjust the return level from effectors Voca1 vocal L R SYNI SYN2 LR CHORUS Dr TAK TAK EB 5 EG Vocals Background 21 Synchronized Mixdown with MIDI etc By recording the SMPTE time code or FSK tape sync signal in the multitrack recorder the playback signals can be used to simultaneously perform the MIDI sequencer and drum machine Since the MIDI sequencer automatically performs simultaneously during live tape performance the synthesizer and drum machine don t have to be recorded on the tape thus allowing to keep the finished track free This requires multi channel inputs in the mixer track output variety MIDI sound source output variety To perform such tape sync mix down by solely using this machine use the AUX 2 section as a mixer Insuch case it is compatible up to a maximum of 16 input
27. rding on the multitrack recorder then combining the playback sound of all tracks thru the mixer into stereo or monaural and copying it onto a master tape is called mixdown This is an important operation in which the final touches are made to the multitrack recording and is carried out in parallel from equalization to effect processing for total sound creation Refer to figure 5 This is an example of applying various effects on the playback sound fromthe Model R8 s TRK 1 to 8 mixed into stereo then sending it to the master recorder along with the dry sound to mix down Each track can be classified into two types according to the sources signals which are combined in the stereo of Figure 5 Mixdown each 4CHAN buss 1 amp 2 3 amp 4 is mixed to the 4CHAN buss 1 to 4 by using the INPUT selector of channel 1 to 8 to TAPE ASSIGN switch and PAN 5 Furthermore the buss 1 amp 2 3 amp 4 is output from the STEREO MASTER OUT jack after passing the STEREO MASTER level knob 3 by using the 4CH BUSS master fader and BUSS OUT PAN 9 Press the PFL button and to easily monitor while equalizing each track It is also possible to monitor the buss 1 amp 2 3 amp 4 mix signal by selecting the BUSS of the Monitor selector The effect processing method is almost the same as with the ping pong recording in that it uses the D OUT jack AUX 1 OUT jack monaural AUX 2 OUT jack 6 stereo etc to send to the effecto
28. s Refer to figure 6 This example illustrates the playback sound of Model 8 5 TRK 1 to 7 8 is used for the sync signal and the synchronized MIDI instrument output is sent to 4CHAN Buss then mixed and output from the STEREO MASTER OUT and sent to the master Figure 6 MIDI pirum machine recorder First of ail the 1 to 7 output is connected to the TAPE IN jack of this machine and output from the AUX 2 OUT after passing the AUX 2 section 9 and the sync signal of TRK 8 is sent to the interface and drum machine The tape playback signal from the AUX 2 OUT jack ts input from the BUSS IN jack 1 amp 2 tothe 4 buss 1 amp 2 Furthermore the synchronized MIDI instrument outputs are mixed to 4CHAN buss 3 amp 4 after passing the INPUT jack INPUT fader ASSIGN switch PAN of each channel Buss 1 amp 2 tape playback sound and buss 3 amp 4 instrument sound is mixed to the STEREO L R by 4CH BUSS MASTER fader Gand BUSS OUT PAN 68 then output from the STEREO MASTER OUT Concerning the monitor and effect processing follow the procedures on P 20 Mixdown But in this case you must consider the effect processing because the EQ is effective only with the input signal instrument sound from NPUT jack and doesn t effect the input signal tape playoack sound from the TAPE IN jack Sequencer MIDI Instruments synthesizer sampler etc SMPTE M
29. se ASSIGN switch 7 to 3 4 PAN set to As shown in this example with the combination of the ASSIGN switch and PAN 9 you can freely send a maximum of 8 inputs between 1 and 8 we are using 6 inputs here to the 4 BUSS OUT jacks Refer to the Model R8 owners manual for further information concerning recording track selection and other functions Explanation 2 gt How to Monitor The monitoring method can largely be categorized into 2 methods Method 1 tolisten to the sound sent to the recorder Method 2 to listen to the sound returning from the recorder output The example illustrated in figure 1 is sending to the monitor by method 2 but let s start with the explanation for method 1 Method 1 Itis performed by selecting BUSS 1 2 3 or 4 of the Monitor selector The BUSS 1 3 is positioned to MONITOR OUT L and the BUSS 2 4 is positioned to the R For more information refer to P 6 of the Monitor Selector What s more by selecting the PFL button or the signals not passing the NPUT fader of various channels or the various 4 BUSS MASTER fader can be monitored with center positioning but by setting the INPUT fader and 4CH BUSS MASTER fader 3 the balance among various sources and the balance sent to the actual recording may be different Furthermore by selecting the STEREO of Moniter selector the output signals of the 4CHAN Buss 1 to 4 can be monitored as a 2 channel STEREO
30. the D OUT jack and AUX 1 to 2 OUT jack and then patching it in front of the 3010 Return from the effector Itis sentto the 4CHAN BUSS IN of the 454 after gathered by the 2016 line mixer recorders such as Model R8 etc acts as a control center of multitrack recording the production method that records instrumental performance or SE MC by part then performs mix down at the final stage and completely supports all processing stages overdubbing ping pong recording mixdown etc of multitrack recording A representative example of multitrack recording by a combination of the Model 454 and Model R8 is indicated in the following Eftectors OUT 2 Reverb Delay 2016 Line Mixer Comp Limtor Chorus Equalizer LINE QUT 1 3010 Patch Bay 3010 Patch Bay RECENVE 1 8 SEND18 A Aux1ouT AUX2OUT Speakers Momor Amp OUTPUT x81 INPUT 1 4 Master Recorder OUTPUT Note The buss output of Model 454 is 4 channel On the other Model R8 multitrack recorder s input is 8 channel But each of 4 INPUTS 5 to 8 of Model R8 has a connection switch connected parallel to INPUT 1 to 4 But when nothing is connected to 5 to 8 the same signal is each sent to the INPUTS 1 and 5 2 and 6 7 4 and 8 Therefore it is possible to record the BUSS OUT signals of Model 454 by connecting
31. tom Power Switch PHANTOM Supplies DC 24V of Phantom power to the microphone Always tum it OFF when connecting dynamic microphones etc that don t require this power supply When it is ON use the first pin as OV and the DC 24V will be supplied to the second and third pin 30 4 Buss In Jack BUSS IN 1 2 3 4 This is the input jack for the 4CHAN buss 1 to 4 It is usually used to connect the effector output and other mixer outputs and the object for use is to mix to the 4CHAN buss 31 4 Channel Buss Out Jack BUSS OUT 1 2 3 4 These are output jacks for the 4CHAN buss 1 to 4 used to send to the multitrack recorder 32 Stereo In Jack STEREO IN These inputs are used to mix the input signals from other mixers or effectors with the signals to the STEREO MASTER OUT jacks Furthermore the input signals from this STEREO IN jack is mixed in way to the STEREO MASTER level knob 33 Stereo Master Out Jack STEREO MASTER These are the output jacks for the signals of the 4 buss mixed in the stereo It is usually used to send signals to the master recorder 34 Meter Mode Selector METER PEAK HOLD the display of the peak indication of the LED Bar Graph Meter is held for approximately 1 4 seconds NORMAL Displays as a usual peak meter 35 2 Track In Jack 2 TRK IN The master recorder outputs are usually connected here Choose from the MONITOR selector and Meter sefector then the mixed
32. uipped with a fixed frequency 10kHz sound during microphone recording it is shelving type equalizer and 2 band parametric equalizers important to change mic positioning or use which cover different frequencies provided at each input another type of mic to obtain the desired timbre channel The two parametric equalizers can be set al any before relying on the equalizer Frequency Range of Various Musical Instruments Sound Source Equalizing Responses gt i Cut Point Boost Point mm lo a Lip noise al 2 kHz Hot al 8 10 12 kHz EDE i Human Nosal at 1 kHz Clarty at 3 kHz Ono t i Popping p s below BO Hz Body at 200 to 400 Hz o 2 Tinny at 1 102 kHz Presence atS kHz 2 i Boomy bass at 320 Hz Bass al 125 Hz EE Clear at 32 kHz 5 Bass Electric Guitar Muddy below 80 Hz Bass at 125 Hz TTT i 2 8 i g amp Tinny at 1 kHz Grunting at 620 Hz Vocals Po j Electric Bass bass al 125 Hz Low under 80 Hz i a j Snappy over 2 kHz Snare Drum Excess ngng at 1 kHz at 80 Hz Een _ i DT Floppy a1 820 He rai Bass rum Excess bass under 80 Hz Bass al 80 lo 125 Hz 1020 60 MU 2k 4k 8 0 ISk20k Hz Sound depth by controlling Ihe frequency around 100 Hz
33. xed signal s on different track s By performing the ping pong recording it is possible to overdub a new sound source on the former track thus making it convenient when you want to record various sound sources on limited tracks Look at figure 4 In this example Model R8 s output signal of TRK 1 to 4 the previous basic track is stereo mixed with this machine then ping pong recorded to TRK 7 and 8 The 4CH BUSS OUT was used refer to figure 1 and figure 3 up to the overdubbing stage but this illustrates the method of using the STEREO MASTER OUT Of course the 4CH BUSS OUT can be used but since the return signals input to the STEREO IN L R from effectors can be mixed with the STEREO MASTER OUT this method is so useful when performing ping pong recording This is because once it is recorded by ping pong recording the mixed sources can t be processed separately during mix down In such case you cannot but add the same effect to each of the entire sources mixed in TRK 7 and TRK 8 Therefore it is better to send the Figure 4 Ping Pong Recording effect sound to the recording track which are through the necessary effect processes during ping pong recording This is why itis convenient to use the STEREO MASTER OUT with inputs that can mix more than one return from the effector First of all as shown in figure 4 start up the 1 to 4 output signal to channel 1 to 4 of the INPUT fader 3 INPUT selector to TAPE Then by usi
34. ymbals etc lt Explanation 1 gt How to send various sources to various tracks TRK 1 4 2 Model 4545 BUSS OUT jack 1 amp 2 signals the drums sound recorded with 4 microphones then positioned by stereo mixing are sent to TRK 1 amp 2 First of all the and S connected to the INPUT faders of channel 1 amp 2 is sent to the 4 Buss 1 amp 2 in the center position choose ASSIGN switch to 1 2 and PAN Set to for both channels Next the OVERTOP TOM and cymbals connected to INPUT faders of channels 3 amp 4 is sent to Buss 1 amp 2 in the stereo position choose ASSIGN switch to 1 2 for both channels for channel 3 PAN set to for channel 4 PAN set to 3 Furthermore to determine the level of these stereo positioned 4CHAN BUSS signal 1 amp 2 and send to the BUSS OUT jack 1 and 2 6 the 4CH BUSS MASTER fader 1 and 2 must be adjusted it can be verified with 1 and 2 of Meter 3 15 3 This machine s BUSS OUT jack 3 signal E B Sound is sent to the 3 The E B connected to the channel 5 INPUT fader is sent to the 4CHAN Buss 3 choose ASSIGN switch 7 to 3 4 PAN set lo Then the 4 BUSS MASTER fader 3 determines the send level can be verified with the 3 of Meter 4 This machine s BUSS OUT jack 4 signal E Sound is sent to the TRK 4 Follow the procedures in TRK 3 choo
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