Crate Amplifiers MFX1200 User's Manual
Contents
1. r s Guide pee z j Mee ultar Amplifier _ MFHI200H P Q 7 P FLANGE CHO RED N E E o O a 4 SJ AM z AN DELAY REVERB 4 ES m da TA SPO a U 7 E sic Ve a pa A a 2 a 2 2a A ay Aa p PO o go o 00 oo o oo oo oo or No RICA So E O 2 o o vg HU or Do for 9 o Ne o 4 3 Y A 7 N a V ay 7 3 4 y a Y 4 A A X o 10 o 10 o 10 AIN O 10 o 10 o 10 CHBN o 10 o 10 o TO o 10 o 10 mone ME 12008 Guitar Amplifier Congratulations You are now the proud owner of the Crate MFX1200H Guitar Amplifier This rugged amp head combines outstanding features with serious clean and distorted sounds An easy to operate DSP section lets you dial in a variety of digital effects such as delay flange chorus and reverb with its own level control Channel selection Crate s exclusive Shape circuit and DSP on off are controllable by the supplied three button footswitch A front panel insert jack allows virtually noise free connection of your favorite effects Like all Crate products your MFX1200H is designed by musicians and built using only the best compo nents Extensive testing confirms that this amplifier is the absolute best it can be In order to get the most out of your new amplifier we strongly urge you to read the information contained in this manual before you begin playing RATE And thank you for choosing TABLE OF CONTENTS Important Safeguards and P2. the fully counterclock wise position the output signal is dry no effect applied As you rotate the control clock wise the amount of effect increases The DSP may be turned on and off with a footswitch 17 15 DSP MODE Use this control to select one of the ten digital effects The nomenclature around the Mode control defines the five types of effects available Each effect listed has two variations as described below DELAY Slapback delay Long delay w regeneration FLANGE Light Flange Heavy Flange CHORUS Slow Chorus Fast Chorus CHO REV Chorus w small room reverb Chorus w large room reverb REVERB Small room reverb Large room reverb 16 INSERT Use this jack to connect an external signal processor to the amplifier Refer to the adjacent illustration for additional information 17 FOOTSWITCH Use this jack to connect a two button footswitch to the amplifier for remote control of channel selection and DSP on and off 18 ON LED This LED illuminates when the amplifier is turned on 16 17 18 19 19 POWER Use this switch to turn the ampli fier on top of the switch depressed and off bottom of the switch depressed 20 POWER CORD rear panel not shown The grounded power cord should only be plugged into a grounded power outlet that meets all applicable electrical codes and is compatible with the voltage power and fre quency requirements stated on the rear panel Do not attempt to defeat the sa
3. FALLING SPRAYING OR STANDING LIQUIDS CLEAN ONLY WITH LINT FREE DAMP CLOTH AND DO NOT USE CLEANING AGENTS ONLY CONNECT POWER CORD TOA POLARIZED SAFETY GROUNDED OUTLET WIRED TO CURRENT ELECTRICAL CODES AND COMPATIBLE WITH VOLTAGE POWER AND FREQUENCY REQUIREMENTS STATED ON THE REAR PANEL OF THE APPARATUS PROTECT THE POWER CORD FROM DAMAGE DUE TO BEING WALKED ON PINCHED OR STRAINED UNPLUG THE APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME ONLY USE ATTACHMENTS ACCESSORIES STANDS OR BRACKETS SPECIFIED BY THE MANUFACTURER FOR SAFE OPERA TION AND TO AVOID INJURY e THIS APPARATUS DOES NOT OPERATE NORMALLY AND REQUIRES SERVICE WITH ANY PHYSICAL DAMAGE FROM IMPACT OR ANY EXPOSURE TO MOISTURE SERVICE MUST BE PERFORMED BY QUALIFIED PERSONNEL OUR AMPLIFIERS ARE CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS CONTINUED EXPOSURE TO HIGH SOUND PRESSURE LEVELS CAN CAUSE PERMANENT HEARING IMPAIRMENT OR LOSS USER CAUTION IS ADVISED AND EAR PRO TECTION IS RECOMMENDED IF UNIT IS OPERATED AT HIGH VOLUME ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES REFERREZ VOUS AU MANUAL D UTILISATION EXPLICACION DE SIMBOLOS GRAFICOS VOLTAJE PELIGROSO EXPLICATION DES SYMB LES GRAPHIQUES DANGER HAUTE TENSION EXPLANATION OF GRAPHICAL SYMBOLS DANGEROUS VOLTAGE IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL ME 12008 Guitar Amplifier Important Safegua
4. OW HIGH LEVEL LEVEL LOW MID HIGH LEVEL MODE Lead at al o RAP ad a Veda PQ CA gt 0 ow LEN aT o 10 o 10 o To LAT lo PEL REVERB PESE SSS O CLEAN a DSP GAIN 1 GAIN 2 SHAPE LEVEL LOW MID LEVEL MODE ME 212008 Guitar Amplifier System Block Diagram CLEAN CHANNEL CHANNEL O O O BUFFER gt INPUT y LEVEL LOW MID HIGH FLEX WAVE 3 STAGE p OVERDRIVE CHANNEL SHAPET gt _ ACTIVE 4 GAIN J GAIN LOW HIGH LEVEL SHAPE MIX AMP gt A pe LEVEL Re POWER 2 9 AMP O O O O 3 da SPEAKER O O aN O oo O MODE ME 12 OODH Guitar Amplifier MFX1200H TECHNICAL SPECIFICATIONS Output Power Rating Maximum Input Signal Accepted Input Impedance Overdrive Channel Low Control Shape Control High Control Clean Channel Low Control Mid Control High Control Power Requirements Size and Weight 70 watts RMS 5 THD 8 ohms 120 VAC 100 watts RMS 5 THD 4 ohms 120 VAC 8 volts peak to peak 470k ohms 11dB Range 80Hz Proprietary Circuit 10dB Range 10kHz 22dB Range O 80Hz 14dB Range 600Hz 28dB Range 10kHz 120 VAC 60Hz 230VA 100 115VAC 50 60Hz 230VA 230VAC 50Hz 230VA 9 38 H x 19 75 W x 9 5 D 25 lbs The MFX1200H is covered with a durable black Tolex material wipe it clean with a lint Never spray cleaning ag
5. ents onto the cabinet Avoid abrasive cleansers which would dam Crate continually develops new products as well as improves existing ones For this reaso and information in this manual are subject to change without notice recyclable www crateamps com 47 628 01 04 02 oth finish 2002 SLM Electronics a division of St Louis Music Inc 1400 Ferguson Avenue St Louis MO 63133
6. fety ground connection Connecting to the Insert jack The Insert jack 16 allow you to patch an external effects device into the amplifier prior to its power amp stage Use Crate s STP201 STP202 or STP203 stereo to mono Y cord or an adapter such as Crate s YPP117 and two 1 4 mono signal cables to connect the effect as shown below Stereo to mono Y cord Y adapter and 2 cables to Insert QUI RETURN TIPE to Insert jack RING SEND RINGL jack SLEEVE GROUND SLEEVE K STP201 3 STP202 6 STP203 9 1 4 TO 1 4 MONO CABLES 7 K External Effect External Effect ME 12008 Guitar Amplifier Suggested Settings Clean y eee a a PA Pa o 00 CA o oN o SAR BEST o 10 O 100 GA 16_ E e 10 EE OVERDRIVE Es ca E CLEAN rena DSP GAIN 1 GAIN 2 SHAPE LOW HIGH LEVEL LEVEL LEVEL MODE LOW MID HIGH q P LANGE CHO RED 4 e O A N j xs F CHORUS P N 2 c 4 amr a A E AO 1 DELAY REVERB gt gt OVERDRIVE _ _ CLEAN DSP GAIN 1 GAIN 2 SHAPE LOW HIGH LEVEL LEVEL LOW MID HIGH LEVEL MODE Rhythm qlp f qu VOF oN Ta AKA ESES 4 ES AS rN 7 A ss z EA A 0 10 6 10 6f 9 0 10 oO TO AA ODERDRIVE CLEAN psP GAIN 1 GAIN 2 SHAPE L
7. he adjacent LEDs illuminate to indicate which channel is selected Channel selection may also be made with a footswitch 17 CLEAN CHANNEL A normal gain channel designed to give you crystal clear sounds 10 LEVEL Use this control to adjust the out put level of the Clean channel 11 LOW Use this control to adjust the bass response of the Clean channel Rotating the control counterclockwise reduces the low fre quency output Rotating the control clockwise increases the low frequency output The Low control provides a range of 22dB of boost or cut at 80Hz 12 MID Use this control to adjust the midrange frequency response of the Clean channel Rotating the control counterclock wise reduces the midrange frequency output Rotating the control clockwise increases the high frequency output The Mid control pro vides a range of 14dB of boost or cut at 600Hz 13 HIGH Use this control to adjust the high frequency response of the Clean channel Rotating the control counterclockwise reduces ME 12008 Guitar Amplifier MFHIZ00H MAA LA FL A 48 N io E ANGE CHO 7 j N REVERB INSERT FOOTSWITCH 11 12 13 14 15 the high frequency output Rotating the control clockwise increases the high frequency out put The High control provides a range of 28dB of boost or cut at 10kHz 14 DSP LEVEL Use this control to adjust the amount of digital signal processing to be applied to the signal In
8. pressed 4 SHAPE Use this control to adjust the tone of the input signal for Gain 2 Rotating this control counterclockwise emphasizes the midrange frequencies Rotating this control clockwise emphasizes the low and high fre quencies This control is active when the Gain Switch 5 is depressed 5 GAIN Use this switch to select Gain 1 or Gain 2 for the Overdrive channel When the switch is in the out position Gain 1 is selected Gain 2 is selected when the switch is depressed 6 LOW Use this control to adjust the bass response of the Overdrive channel Rotating the control counterclockwise reduces the low frequency output Rotating the control clock wise increases the low frequency output The Low control provides a range of 11dB of boost or cut at 80HZz 7 HIGH Use this control to adjust the high frequency response of the Overdrive channel Rotating the control counterclockwise reduces o uva W AM 20 2A A a A pet c MA L A 10 O 10 O 10 10 CHAN O the high frequency output Rotating the control clockwise increases the high frequency out put The High control provides a range of 10dB of boost or cut at 10kHz 8 LEVEL Use this control to adjust the output level of the Overdrive channel 9 CHAN Use this switch to select the Overdrive channel or the Clean channel When the switch is in the out position the Clean channel is selected The Overdrive channel is selected when the switch is depressed T
9. rds and Precautions All Crate products are designed for continuous safe operation Abiding by the following rules can help prevent damage to your amplifier yourself and others e The amplifier is equipped with a three pronged AC power cord To reduce the risk of electrical shock NEVER remove or otherwise attempt to defeat the ground pin of the power cord Connect the amplifier ONLY to a properly grounded AC outlet of the proper voltage for your amp Avoid sudden temperature extremes rain and moisture Also avoid sudden and intense impact If the unit has been subjected to any of the preceding abuses have it looked at by an authorized service center Do not expose the unit to splashing or dripping liquid Do not place liq uid filled objects on the unit NEVER set the amplifier on a support that will not bear its weight Always keep the total soeaker impedance at or above the rated load Unplug the amplifier before cleaning it NEVER spray liquid cleaners onto the amplifier Wipe it with a slightly dampened lint free cloth to remove dirt and film e DO NOT use the amplifier if it has sustained damage to the chassis controls or power cord Refer the unit to an authorized service center for inspection Prolonged exposure to high volume levels may cause permanent hear ing loss or damage Such damage is progressive and irreversible Declaration Of Conformity 30 Effective 01 01 2001 Manufacturer s Name SLM Elect
10. recautions 3 The Front Panel oo ooooooconoooo o 45 Suggested Settings 2tcso2 iicee cues ites dene oe ee ee 2 6 System Block Diagram 00 ccc eee ees 7 Technical Specifications o o o oo o oo back cover CAUTION PRECAUCION L ATTENTION RISK OF ELECTRIC SHOCK RIESGO DE CORRIENTAZO RISQUE D ELECTROCUTION DO NOT OPEN NO ABRA WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC PRECAUCION PARA REDUCIR EL RIESGO DE INCENDIOS O DESCARGAS ATTENTION PROTEGEZ CET APPAREIL DE LA PLUIE ET DE L HUMIDITE SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOIS ELECTRICAS NO PERMITA QUE ESTE APARATO QUEDE EXPUESTO A LA AFIN D EVITER TOUT RISQUE D INCENDIE OU D ELECTROCUTION POUR TURE TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT LLUVIA O LA HUMEDAD PARA DISMINUOIR EL RIESGO DE CORRIENTAZO REDUIRE D ELECTROCUTION NE PAS ENLEVER LE COUVERCLE AUCUNE REMOVE COVER NO USER SERVICEABLE PARTS INSIDE NO ABRA LA CUBIERTA NO HAY PIEZAS ADENTRO QUE EL USARIO PUEDO PIECE INTERNE N EST REPRABLE PAR L UTILISATEUR POUR TOUTE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL REPARAR DEJE TODO MANTENIMIENTO A LOS TECHNICOS CALIFICADOS REPARATION SADRESSER A UN TECHNICIEN QUALIFIE IMPORTANT SAFETY INSTRUCTIONS READ FOLLOW HEED AND KEEP ALL INSTRUCTIONS AND WARNINGS DO NOT OPERATE NEAR ANY HEAT SOURCE AND DO NOT BLOCK ANY VENTILATION OPENINGS ON THIS APPARATUS DO NOT USE THIS APPARATUS NEAR SPLASHING
11. ronics Production Facility 11880 Borman Drive St Louis MO 63146 USA Production Facility 700 Hwy 202 W Yellville AR 72687 USA Shipping Facility 1400 Ferguson Ave St Louis MO 63133 USA Office Facility 1400 Ferguson Ave St Louis MO 63133 USA Product Type Audio Amplifier Complies with Standards LVD 92 31 EEC 93 68 EEC amp 73 23 EWG Safety EN60065 EMC EN55013 EN55020 EN55022 EN61000 3 2 amp EN61000 3 3 Supplementary information provided by SLM Electronics R amp D Engineering 1901 Congressional Drive St Louis MO 63146 USA Tel 314 569 0141 Fax 314 569 0175 ME 12008 Guitar Amplifier The Front Panel ad AAA O O O i O 00 00 c RZA LTS MO SAA LN a IEN O 10 O 10 9 1O GAIN LOW HIGH LEVEL LEVEL 6 7 8 9 10 INPUT Lenin 1 GAIN 2 SHAPE 7 2 3 4 5 1 INPUT Use this 1 4 jack to connect your instrument to the amplifier by means of a shielded instrument cable OVERDRIVE CHANNEL A high gain channel giving you sounds from a slight edge to seri ous overdrive 2 GAIN 1 Use this control to adjust the input gain for the Overdrive channel Gain 1 pro duces less distortion than Gain 2 3 and is active when the Gain switch 5 is in the out position 3 GAIN 2 Use this control to adjust the input gain for the Overdrive channel Gain 2 pro duces more distortion than Gain 1 2 and is active when the Gain switch 5 is de
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