Beta 3® – C223 User Manual
Contents
1. 3 c223 Stereo 2 Way Mono 3 Way Crossover USER MANUAL ED B3 MAO70718 001 CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN ATTENTION RISQUE DE CHOC ELECTRIQUE NE PAS OUVRIR WARNING To REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE The symbols shown above are internationally accepted symbols that warn of potential hazards with electrical products The lightning flash with arrowpoint in an equilateral triangle means that there are dangerous voltages present within the unit The exclamation point in an equilateral triangle indicates that it is necessary for the user to refer to the owner s manual These symbols warn that there are no user serviceable parts inside the unit Do not open the unit Do not attempt to service the unit yourself Refer all servicing to qualified personnel Opening the chassis for any reason will void the manufacturer s warranty Do not get the unit wet If liquid is spilled on the unit shut it off immediately and take it to a dealer for service Disconnect the unit during storms to prevent damage WARNING FOR YOUR PROTECTION PLEASE READ THE FOLLOWING WATER AND MOISTURE Appliance should not be used near water e g near a bathtub washbowl kitchen sink laundry tub in a wet basement or near a swimming pool etc Care should be taken so that objects do not fall and liquids are not spilled into the enclosure through openings POWER2. specifications subject to change B Beta Three
3. SOURCES The appliance should be connected to a power supply only of the type described in the operating instructions or as marked on the appliance GROUNDING OR POLARIZATION Precautions should be taken so that the grounding or polarization means of an appliance is not defeated 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 receptacles and the point where they exit from the appliance SERVICING To reduce the risk of fire or electric shock the user should not attempt to service the appliance beyond that described in the operating instruction All other servicing should be referred to qualified service personnel FOR UNITS EQUIPPED WITH EXTERNALLY ACCESSIBLE FUSE RECEPTACLE Replace fuse with same type and rating only Ip 6223 FRONT PANEL Stereo 2 way mode In 2 way stereo mode the controls are marked BELOW the horizontal red line 2 WAY 3 WAY CROSSOVERS Channel one and channel two functions are identical in the stereo mode LEDs are disabled for controls which are non functional in this mode O O 8 p O O 9 10 11 12 1314 15 16 17 18 1 amp 5 INPUT GAIN Controls the INPUT level with 12dB of gain 98115 Low CUT Switch for selecting the 40Hz high pass filter An LED indicates t
4. crossover If there appears to be no power TROUBLESHOOTING e Check that either the stereo or mono LED on the front panel of the C223 is lit P NO SOUND e Check that the power cord is seated properly in the back panel of the crossover and that it is plugged into an active AC power source If there appears to be power but no audible signal Confirm that active audio lines are connected 10 the crossover s inputs and outputs e Check that both the input and output gain controls are advanced sufficiently e Check to make sure that you have turned up the amplifiers outputs e Ensure that the proper mode for your setup has been selected via the rear ABNORMAL AUDIO panel mode switches e Check the SUM switch OUTPUT e Check the X10 switch This changes the range of the crossover frequency from 45 1kHz to 450Hz 9 6kHz e Check that a clean signal is being fed to the crossover e Confirm that the input wiring is correct e Check that the grounds of the audio signal path and the chassis and power line of all units in the system are connected 4 6223 INPUT Connectors Type Impedance Max input level CMRR OUTPUT Connectors Type Impedance Max output level PERFORMANCE Bandwidth Frequency response Signal to noise Dynamic range THD noise Interchannel crosstalk CROSSOVER FREQUENCIES Stereo mode low high Mono mode Low mid Mid high Filter type Function switches Fro
5. using your system in stereo 2 way or 3 way mode the needed crossover frequency may be higher than 960Hz making it necessary X10 OPERATION to set the x10 switch to the active position This changes the range of operation of the frequency selector from 45 960Hz to 450Hz to 9 6kHz All other frequency selectors remain the same When using the x10 switch ALWAYS ensure that the amplifiers feeding all speaker systems are turned off or that the input gain controls on the power amplifiers are turned down before changing the setting of the x10 switch Not doing so may send a spurious signal to the outputs of the crossover when the x10 switch is engaged and may damage speaker systems which are powered at the time of the spurious signal POLARITY Every output is equipped with a polarity reverse switch on the front SWITCH panel When speakers are not in phase the frequency response of the system is compromised particularly in the low frequencies Out of phase signals can also cause comb filtering in the high frequencies The polarity switch is extremely useful for fine tuning your sound system for peak performance An LED is activated when the output polarity is reversed Ip c223 2 WAY 3 WAY CROSSOVERS 3 ee The other feature accessed on the back panel is low frequency summing LOW FREQUENCY This is useful with systems that utilize mono subwoofers Activating the LF sum switch sums the low frequencies of both the left and r
6. 0Hz to 9 6kHz 8 LOW OUTPUT Controls the Low Frequency output level with a range of to 6dB 11 PHASE INVERT Switch for reversing the polarity on the low output An LED indicates that the phase is reversed 7 MID OUTPUT Controls the Mid Frequency output Level with a range of to 6dB 17 PHASE INVERT Switch for reversing the polarity on the Mid Output An LED indicates that the phase is reversed 8 HIGH OUTPUT Controls the HIGH frequency output level with a range of to 6dB 18 PHASE INVERT Switch for reversing the polarity on the high output An LED indicates that the phase is reversed 13 MONO LED indicating mono mode operation 4 c223 2 WAY 3 WAY CROSSOVERS 3 REAR PANCEL sonar E i nest yet AO O ya p 220V 50Hz a FREQ HIGH hai NOTUSED O HIGH LOWILF SUM INPUT CHANNEL ONE LOW HIGH wi c223 za Stereo 2 way mono 3 way crossover O O O ELDER AUDIO FACTORY XOVER FREQ LOWIMID NOT USED Low INPUT For stereo 2 way operation use the markings above the connectors To operate the C223 in mono 3 way mode use the markings below the connectors The connectors which are not used in the selected mode are marked not used This designation applies only to that mode of operation C223 Before connecting anything to the crossover ma
7. he selection 2 amp 6 LOW HIGH Selects crossover point between the LOW and HIGH outputs 10 amp 16 X10 LED Indicates that the LOW HIGH crossover frequency range is 450Hz to 9 6kHz 3 amp 7 LOW OUTPUT Controls the Low Frequency output level with a range of to 6dB 11 amp 17 PHASE INVERT Switch for reversing the polarity on the low output An LED indicates the selection 4 amp 8 HIGH OUTPUT Controls the High Frequency output with a range of to 6dB 12 amp 18 PHASE INVERT Switch for reversing the polarity on the High Output An LED indicates the selection 14 STEREO LED indicating stereo mode operation Ip 4 6223 Mono 3 Way Mode In 3 way mono operation the controls are marked ABOVE the horizontal Red line Front panel controls not described in this section are not active in mono 3 way mode LEDs are disabled for controls which are nonfunctional in this mode 2 WAY 3 WAY CROSSOVERS 1 INPUT GAIN Controls the INPUT level with 12dB of gain 9 LOW CUT Switch for selecting the 40Hz high pass filter An LED indicates the selection 2 LOW MID Selects crossover point between the LOW and MID frequencies 10 X10 LED Indicates that the LOW MID crossover range is 450Hz to 9 6kHz MID HIGH Selects the crossover point between MID and HIGH frequencies 16 X10 LED Indicates that the MID HIGH crossover frequency range is 45
8. ight inputs The SUMMING sum is sent to channel one s low output marked LF SUM while channel two s low output is not used and channel two s phase invert LED is disabled indicating it is not operational in LF SUM mode The summed low frequencies represent all the low frequencies of both the left and right inputs And since lows are generally non directional anyway it will not detract from the true stereo picture of the source material You should avoid mounting the unit near large power transformers or RACK MOUNTING motors Route the AC cord away from audio lines and plug it into a power source close by if the power cord must cross over audio lines you should GROUNDING AND SAFETY take care to have them cross at 90 degree angles The input and output connectors are balanced unbalanced XLR TRS type connectors The tip of the plug is wired as hot the ring is wired as cold and the sleeve is wired as the ground or shield 1GROUND 2 3 The C223 crossovers have differentially balanced input and output circuits Balanced wiring is recommended even with unbalanced source devices especially when running long paths Twin conductor shielded cable is more reliable since it does not depend on the shield wire itself to complete the signal connection Using twin conductor cable a broken shield may only result in a slight increase in noise or hum due to the lack of shielding You may also use unbalanced cables to connect to and from the
9. ke sure it is not AUDIO CONNECTIONS connected to any power source Be sure that the source device equalizer compressor mixing console etc for the C223 is turned off Connect the output s of the source device to the inputs of the crossover following the rear panel markings carefully Make sure that the amplifiers which will be used to drive your speaker system are turned off Using the back panel markings as a guide use high quality cables to connect the amplifiers to the appropriate outputs of the C223 ELECTRICAL Ensure that your C223 crossover conforms to the AC power specifications in your area by checking the marked voltage spec on the rear of the unit CONNECTIONS Never plug the incorrect voltage into your crossover as this may cause severe damage not covered under the warranty Connect the power cord to the crossover first then to a power source that is properly grounded Never lift the ground as a shock hazard may result After you have safely plugged in the crossover turn on the source device s Turn the amplifiers outputs all the way down and turn on the amplifiers All of the elements of your sound system should now be on and the amplifiers should be turned all the way down Turn the source device to its nominal operating level sending a nominal average level to the C223 slowly turn up the amplifiers outputs until you can hear signal at a cornfortable volume Make adjustments as you desire FEATURES If you are
10. nt panel Low cut Phase invert Rear panel INDICATORS Stereo operation Mono operation Low cut X10 Phase invert POWER SUPPLY Power consumption Mains connection PHYSICAL Dimensions Weight Shipping weight 2 WAY 3 WAY CROSSOVERS XLR Electronically balanced unbalanced RF filtered Balanced gt 50k 2 unbalanced gt 25k Q 22dBu typical balanced or unbalanced gt 40dB typically gt 55dB at 1kHz XLR Electronically balanced unbalanced RF filtered Balanced 200 2 unbalanced 30 Q gt 20dBu balanced unbalanced into 600 Ohm or greater 20Hz to 20kHz 0 0 5dB lt 3Hz to gt 90kHz 0 3dB Ref 4dBu 22kHz measurement bandwidth gt 106dB unweighted any output lt 0 004 at 4 dBu 1kHz lt 0 04 at 20 dBu 1kHz lt 80dB 20Hz to 20kHz 45 to 960Hz or 450Hz to 9 6kHz x10 setting 45 to 960Hz or 450Hz to 9 6kHz x10 setting 45 to 960Hz or 450Hz to 9 6kHz x10 setting Linkwitz Riley 24dB octave Activates 40Hz Butterworth 12dB octave High pass filter one switch per channel Inverts the phase at the output one switch per output Multiplies crossover frequency range by 10 one switch per channel Selects stereo mono and 2 3 way operation Selects normal stereo or mono summed low frequency operation Green LED Yellow LED Red LED per channel Green LED per channel Red LED per output 3 peer channel 220V 10 50Hz 15WATT IEC 320 receptacle 483x175x45mm 1 7kg 2 5kg Note
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