Crate Amplifiers G-600H User's Manual
Contents
1. Ea ct o 20 18 17 FRONT PANEL INPUT 1 0 db INPUT JACK This input ac cepts a standard Y phone plug and is sultable for any low to line level signal source such as an elec tric guitar 2 6 dB INPUT JACK This input also accepts a standard Y Jack but is padded 6 dB for hotter inputs such as tape decks or guitars with hot pickups If both Jacks are used this input is not padded and will be equal to the 0 dB Input Jack CHANNEL A CONTROLS 3 CHANNEL A INDICATOR When this red L E D Is lit Channel A Is active 4 GAIN CONTROL This control sets the amount of gain for chan nel A and Is used to vary the amount of distortion Minimal dis tortion is achieved with this con trol rotated counterclockwise A fully clockwise setting creates maximum distortion 5 LEVEL CONTROL The overall volume of Channel A Is controlled with this knob and should be used in conjunction with the GAIN CONTROL 4 6 SHAPE CONTROL This is the prl mary tone control for Channel A Set at half rotation a sound em phasizing midrange is achieved When rotated full clockwise a heavy textured sound Is created with extra boost in lows and highs Rotated fully counterclockwise a lighter textured sound Is produced with less low end thickness and more highs 7 PRESENCE CONTROL This knob affects the upper harmonics of Channel A When rotated to the 15 14 13 12 1 9 right the Presence Control boosts up2. CRATE CRATE CRATE G 500H AMPLIFIER CRAT CRATE CRATE CRATE G 500H AMPLIFIER We would like to take this opportunity to thank you for selecting a Crate product and to tell you of our commit ment to the design and manufacture of only the finest musical instrument amplification equipment built for you the musician You have purchased one of the most innovative sound amplification devices available today Your Crate amplifier gives you more performance features than ever before features that you the musician have asked for Your Crate amplifier is an American product manufac tured at our factory in St Louls Missouri Only the finest available components and materials are used in the manufacture of each amplifier All Crate amplifiers are subject to seven or more inspec tion and testing stops to assure you of a high quality product The final test for each amp Is conducted by a trained musician with the instrument the amp was designed for Any unit that does not meet the standards of his discriminating ear will not be passed Since all Crate products are designed developed and manufactured through the cooperative efforts of engineers and professional musicians the end result Isa product that responds to the musician s audio re quirements and a product that will serve your needs for years to come G 600 TECHNICAL SPECIFICATIONS _ Output Power Rating Speaker Cabi
3. M will replace it with a speaker of the same type at a price equal to one half of the then current suggested list price of the new speaker for life from date of registration regardless of reason This warranty only applles If this plece of equipment was purchased from an authorized dealer If this plece of equipment Is to be returned to SLM Electronics lt must be accompanied with an authorized dealer s instructions as to needed repairs and a SLM Electronics return authorization There are no other warranties expressed or Implied other than those stated In this warranty This warranty registration card must be filled out and returned to us within ten 10 days after purchase We reserve the right to repair or replace this plece of equipment at our option SLM ELECTRONICS division of ST LOUIS MUSIC 1400 Ferguson Ave St Louls MO 63133
4. net Options Bass Control Mid Control Treble Control Presence Control Bright Switch Input Impedance Maximum Input Signal Level Accepted Total System Gain Signal to Noise Ratio Input Power Requirements Cabinet Size and Weight _ 8 volts peak to peak 6 db input 60 watts RMS 5 THD 4 ohm load 120 VAC line 40 watts RMS 5 THD 8 ohm load 120 VAC line 24 watts RMS 5 THD 16 ohm load 120 VAC line GC412 R 4 12 Celestion G 12L35 speakers in a straight front infinite baffle enclosure Power Handling 140 watts RMS 8 ohms 35 Hx 31 Wx 15 D 90 Ibs GC412 S 4 12 Celestion G 12L35 speakers in a slope front infinite baffle enclosure Power Handling 140 watts 8 ohms 35 H x31 Wx 15 D 90 Ibs 15 db range 80 Hz 8 db 700 Hz 15 db 5 KHz p Channel A 10 db range 5 KHz Master 8 db range 2 KHz 8 db boost 16 KHz 220 K ohms 0 db Input 44 K ohms 6 db Input 4 volts peak to peak 0 db input Channel A 85 db Channel B 60 db Channel A 55 db Channel B 65 db 120 VAC 60 Hz 200 watts max 11 5 8 H x 30 3 4 W x 11 D 35 Ibs CAUTION To reduce the risk of electric shock do not remove chassis No user serviceable parts Inside Refer servicing to qualified service personnel To reduce the risk of fire or electric shock do not expose this appliance to rain or moisture Specifications subject to change without notice FEATURES and FUNCTIONS 16 E
5. ob can thin out the sound when turned down or fatten up the tone when larger amounts are used 15 HIGH CONTROL Treble This knob will affect the upper har monic range of the gultar Boost Ing it sharpens or adds crispness to the sound For additional effect use this control in conjunction with the Bright Switch 16 16 BRIGHT SWITCH This switch af fects the brilliance of the guitar s sound by adding additional bite or sharpness This switch affects only Channel B MASTER SECTION 17 REVERB CONTROL This control allows the player to alter the ap parent acoustical qualities of a room The sound can be altered from very Flat or Dry when the control is turned off to that of a concert hall when used In larger amounts 18 PRESENCE CONTROL This con trol affects the upper harmonics of both channels Full clockwise ro tation enhances overall brilliance of the sound while counterclock wise rotation creates a more sub tle mellow sound POWER 19 ON OFF LED INDICATOR The amplifier ison when this L E D Is lit 20 ON OFF SWITCH POWER This is a two position switch the down position will turn the unit on while the up position off 24 23 REAR PANEL 21 POWER CORD Be sure the amplifier is properly plugged Into a safely wired AC outlet before use 22 SPEAKER JACKS These jacks are used for speaker hookup The G 600H speaker jacks are con nected in parallel so
6. per harmonics and adds bite or edge to the sound while turning the knob fully to the left will deliver a more mellow tone 8 CHANNEL SELECT SWITCH This switch Is used to select between Channel A and Channel B When using the optional footswitch this switch should be In the Channel A Position 9 FOOTSWITCH JACK This Jack Is to be used with the Channel Selector Reverb footswitch When the footswitch Is in use the front panel channel selector switch 8 should be in the Channel A posl tion CHANNEL B CONTROLS 10 CHANNEL B INDICATOR When this green L E D Is Iit Channel B Is active 11 GAIN CONTROL This control sets the galn of Channel B Higher clockwise settings may be de sired if the guitar has a weak out put or when an overdriven dis torted sound Is needed Lower settings may be wanted for a hot ter guitar particularly for achiev Ing a clean sound 12 LEVEL CONTROL The overall volume of Channel B is controlled by this knob which Is used In con junction with the Gain Control 11 Start with a low setting of the Level Control and adjust the Gain Control 11 for the desired clean or overdriven sound Turn the Level Control up to the volume wanted 13 LOW CONTROL Bass The de sired amount of Bottom or Warmth may be Increased or de creased with this knob 14 MID CONTROL Mid The tonal qualities of the midrange are very Important to a good guitar sound This kn
7. t and or anchor your guitar cord so that no pull can be exerted directly on the amplifier head or speaker cabinets Never stack cabinets on a surface that Is not level Never stack cabinets or amplifier heads that do not securely interlock Never stack another speaker cabinet on top of a GC412 S slopefront cabinet ES a a SE LIMITED WARRANTY SLM Electronics a division of St Louls Music Supply Company war rants this electronic equipment for one 1 year from date of pur chase to the original purchaser and Is not transferable This war ranty Includes defects In workmanship and materials within this one 1 year period except for tubes meters and speakers covered separately Tubes and meters will carry a 90 day warranty Excluded from this warranty are defects caused by wear and tear misuse neglect alterations or modifications or any act of nature Such determinations will be made by SLM Electronics All parts costs will be borne by SLM Electronics within the warranty perlod Labor costs will be covered within this warranty period ac cording to rate schedules established by SLM Electronics Warran ty service will be done either at SLM Electronics or an authorized fleld service center Transportation charges involved In warranty service are the sole responsibility of the purchaser Speakers are guaranteed for ninety 90 days against manufactur Ing defects Realizing that any speaker can be overloaded or misused causing failure SL
8. when two speaker cabinets are connected one to each jack the total load will be lower than either speaker alone Do not connect speakers resulting in a total load of less than 2 ohms 23 LINE IN JACK This jack Is used as a direct input to the power amp Plugging into this jack disonnects the direct normal connection be tween the preamp and power amp The Line Out jack may then be used with the Line in jack as an effects loop 24 LINE OUT JACK This jack Is used to link the G 600H to additional amplifiers or to connect the amp to a tape recorder Simply run a cable from the output of this jack to the Input of another amplifier or tape deck External speakers cannot be hooked up to this jack WARNING NEVER PLUG HEADPHONES INTO EITHER SPEAKER JACK YOU COULD SUFFER PERMANENT LOSS OF HEARING OR DAMAGE YOUR HEADPHONES STACKING CABINETS The G 600H GC412 S and GC412 R are heavy professional grade units and are de signed to lock together as a stack When stacking units certain precautions should be taken to reduce the chance of one or more units falling possibly causing Injury or damage to equipment Be sure the caster wheels on the GC412 S are retained in the caster recesses provided on the GC412 R and be sure the stack loc corner protectors on the GC412 S Interlock securely with those on the G 600H CAUTION To reduce the possibility of damage or injury due to stacked units tipping or falling always rou
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