Crate Amplifiers KX-50 User's Manual
Contents
1. SURDITE PE IMPAIRMENT OR LOSS USER ANO PER NENTE LA PRUDENCE EST ADVISE CAUTION IS ADVISED AND EAR ACONSEJADO LISATEUR ET LA PROTECTION PROTECTION IS RECOMMENDED L USUARIO Y OREILLES EST RECOMMAND IF UNIT IS OPERATED AT HIGH ON L APPAREIL EST UTILIS UN OLUME UNIDAD ES NIVEAU DE VOLUME OPE LUMEN ALTO IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES REFERREZ VOUS AU MANUAL D UTILISATION UNBEDINGT IN DER BEDIENUNGSANLEITUNG NACHSCHLAGEN S REPARABLES DAN DANGEROUS VOLTAGE VOLTAJE PELIGROSO DANGER HAUTE TENSION GEFAHLICHE SPANNUNG 1997 SLM ELECTRONICS A DIVISION OF ST LOUIS MUSIC 1400 FERGUSON ST LOUIS MO 63133 P N 47 557 02 06 972. tones turning it to the right boosts their level This control allows a 26dB range of boost or cut at 100Hz 7 MID CONTROL Adjust the output level of the midrange tones with this control The center position is flat no boost or cut Turning the control to the left reduces the output level of the midrange tones turning it to the right boosts their level This control allows a 24dB range of boost or cut at 700Hz 8 HIGH CONTROL Adjust the output level of the high tones with this control The center position is flat no boost or cut Turning the control to the left reduces the output level of the high tones turning it to the right boosts their level This control allows a 26dB range of boost or cut at 8kHz EQUALIZATION MASTER INSERT HIGH REVERB LINE n jr HEADPHONES POWER 9 REVERB CONTROL Adjust the amount of reverberation effect with this control At the extreme left 0 position the signal is dry no reverb effect is added As the control is rotated to the right the amount of reverb increases giving a concert hall fullness to the sound The reverb control affects both input channels 10 MASTER VOLUME CONTROL Use this control to adjust the output level of the amplifier as well as the signal level at the Line Out and Headphone jacks 12 and 13 At the extreme left 0 position there will be no output rotating the control to the right increases the output power 11 LIMIT When a power amplifier r
3. INUOIR EL RIESGO DE CORRIENTAZO NO ABRA LA CUBIERTA NO HAY PIEZAS ADENTRO QUE EL USARIO PUEDO REPARAR DEJE TODO MANTENIMIENTO A LOS TECHNICOS CALIFICADOS QMZ0O0090 QoL NTION IL N Y A PAS ATTENTION RISQUE D ELECTROCUTION NE PAS OUVRIR ATTENTION POUR REDUIRE D ELECTROCUTION NE PAS ENLEVER LE COUVERCLE AUCUNE PIECE INTERNE N EST REPRABLE PAR L UTILISATEUR POUR TOUTE REPARATION S ADRESSER A UN TECHNICIEN QUALIFIE VORSICHT ELEKTRISCHE SCHLAGGEFAHR NICHT OFFENEN VORSICHT ZUR MINIMIERUNG ELEKTRISCHER ATEN NE CI NICHT DEN DECKEL ABENHMEN INTERNE TEILE KONNEN BENUTZER GEWARTET WERDEN DIE WARTUNG IS QUACHZERTEM WARTUNGSPERSONAL ZU UBERLASSEN EXPLANATION OF GRAPHICAL SYMBOLS EXPLICACION DE SIMBOLOS GRAFICOS EXPLICATION DES SYMB LES GRAPHIQUES ay es CAUTION NO USER SERVICE HUMEDAD ABLE PARTS INSIDE REFER SER PRECAUCION NO HAY PIEZAS ADEN L CONSULTER UN VICING TO QUALIFIED SERVICE O QUE EL USUARIO PUEDE POUR LE PERSONNEL PARAR DEJE TODO MANTENIMIEN CAUTION OUR AMPLIFIERS ARE ALOS T CNICOS CALIFICADOS NTION NOS AMPLIFICATEU CAPABLE OF PRODUCING HIGH ECAUCION NUESTROS AMPL CAPABLES DE LA PRO SOUND PRESSURE LEVELS DORES PUEDEN PRODUCIR NIVE DES NIVEAUX DE SON D CONTINUED EXPOSURE TO HIGH DE PRESION DE SONIDO AL E PRESSION L EXPOS SOUND PRESSURE LEVELS CAN POSICION CONTINUADA A NUE AUX CES NIVEAU CAUSE PERMANENT HEARING LES DE PRESION DE SONI ER LA
4. KX 5SU Keyboard Amplifier OWNER S MANUAL Congratulations You are now the proud owner of the Crate KX 50 keyboard amplifier This compact powerhouse features a 12 Crate Custom woofer and Piezo tweeter housed in a ported tuned enclosure Each of its two input jacks has its own level control so you can mix your keyboard with another instrument a tape deck or a Hi Z vocal mic The amplifier features three rotary EQ controls and a Master Reverb and Volume control The Insert Line Out jack allows you to connect external effects the amp or to run a signal to a recorder mix ing board or house PA A Headphone jack allows for private practice sessions Like all Crate products your KX 50 is Musician Made in the U S A using only the best components Extensive testing at the hands and ears of skilled technicians and musicians insures you 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 go over the information contained in this manual before you begin playing And thank you for choosing CRATE E CRATE KX 50 Keyboard Amplifier INPUTS 7 e MIXER INST 1 INST 2 LEVEL 1 LEVEL 2 1 INST 1 INPUT JACK Plug any low to line level signal key board synthesizer sampler drum machine tape deck etc here Use the Mixer Level 1 control 3 to adjust the signal strength at this input 2 INST 2 INPUT JACK Plug any low to line level signal key b
5. TO REDUCE 1 F ELECTRIC SHOCK PEN CHASSIS DO NOT R REMOVE THE GRO ESTE APARATO HA SIDO DISENADO Y CONSTRUIDO PARA PROVEER ANOS DE OPERACION SEGURA Y CONFI ABLE PARA PROLONGAR LA VIDA DE ESTAUNIDAD E IMPEDIR DANOS ACCI DENTALES POR FAVOR SIGA ESTAS LES DOMMAGES ET LES INSTRUCCIONES PREVENTIVAS ACCIDENTELS SUIVEZ PRECAUCION PARA DISMINUIR EL INSTRUCTIONS DE PR CAUTI GO D ESCARGAS AVERTISSEMENT POUR R 1 NOABRALA CUBIER LES RISQUES D ELECTROCU ES RECOMENDABLE 1 N OUVREZ PAS LE CHASSIS DESACTIVAR LA PATA NE PAS ESSAYER DE SUPPRIN EL POLO A TIERRA DEL CABLE DE LA BROCHE CORRESPONDANT F THE POWER CORD C ORRIENTE CONECTE CORRECTA TERRE ECT ONLY TO A PROPERLY ENTE A UNA TOMA DE CORRIENTE A ROUNDED AC POWER O ERRA ATTENTION POUR REDUIRE UES D UN FEU OU D ELI WARNING TO REDUCE TI DVERTENCIA PARA EVITAR ON N EXPOSEZ PAS L OF FIRE OR ELECTRIC SHOCK ESCARGAS EL ECTRICAS O PELI L LA PLUIE O O NOT EXPOSE THIS EQUIP RO DE INCENDIO NO DEJE ESTE MENT TO RAIN OR MOISTURE PARATO EXPUESTO A LA LLUVIA O CET EQUIPEMENT AVAIT ETE INVEN E ET ARRANGE POUR POURVOIR DES ANN ES D USAGE SAUF ET SUR POUR PROLONGER LA VIE DE CET APPAREIL ET POUR EMPECHER S3S m CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION TO MOT T RSK a UE SHOCK NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL Pur o z 4 FPE a Qo PRECAUCION PARA DISM
6. e desarrolla nuevos productos as como tambi n mejora los existentes Por esta raz n las especifaciones informaci n incluidos en este manual est n sujetos a cambios sin previo aviso Crate d veloppe contimuellement des nouvels produits ainsi d am liorer ceux qui existe Pour cette raison les sp cifications et les informations dans ce manuel peuvent se changer sans pr avis TE KX 50 Keyboard Amplifier KX 50 TECHNICAL SPECIFICATIONS Output Power Rating 50 watts RMS 1 THD 4 ohm load 120VAC line Gain 50dB tones at 5 1kHz Tone Control Range Low 26dB 100Hz Mid 24dB 700Hz High 26dB 8kHz Signal To Noise Ratio 80dB below full limited output Input Impedance 10k ohms Maximum Signal Accepted Insert Jack 15 volts peak to peak Line Output Max 2 5 volts peak to peak Line Input Max 2 5 volts peak to peak Crate Custom Design 12 w 1 5 voice coil 30 oz magnet power handling 100 watts Piezo tweeter power handling 150 watts Ported tuned enclosure 115 VAC 60Hz 85VA 100 110VAC 50 60Hz 85VA 230VAC 50 60Hz 85VA 19 5 H x 15 75 W x 14 25 D 43 lbs Speaker Size and Rating Cabinet Type Input Power Requirements Cabinet Size and Weight HIS EQUIPMENT HAS BEEN ESIGNED AND ENGINEERED TO ROVIDE SAFE AND RELIABLE PERATION IN ORDER TO PRO ONG THE LIFE OF THE UNIT AND REVENT ACCIDENTAL GES OR INJURY PLEA HESE PRECAUT UIDELINES AUTION
7. eaches maximum output levels it may begin to clip its output signal which generates potentially speaker damaging distortion The KX 50 has a special APM Automatic Power Maximizer limiting circuit which helps minimize this problem by monitoring the power amplifier s output signal keep ing it below clipping This feature insures you that the sound from your amplifier remains clean and pure even at full power The APM indicator will only light when the amplifier is near clipping flashing at peak playing levels is acceptable however if the light remains on constantly reduce the Master Volume until the light flashes 12 INSERT LINE OUT JACK This jack provides you with an effects loop into the KX 50 s power amp The jack requires a 1 4 stereo phone plug with two shielded cables in a Y type configura tion The ring is LINE OUT the tip is LINE IN and the sleeve is a common ground This jack can also be used as a line out tap by inserting a 1 4 mono phone plug half way into the jack This does not interrupt the signal going to the power amp 13 HEADPHONES JACK For private practice sessions plug a pair of stereo headphones into this jack The KX 50 s internal speaker is disconnected when the headphone jack is used 14 ON INDICATOR This indicator will be lit when the amplifier is on 15 POWER SWITCH This switch turns the amplifier on in the right position and off in the left position 16 POWER CORD Rear pan
8. el not shown This heavy duty grounded three wire power cord is to be plugged into ONLY a safe ly wired grounded 120 volt 60 cycle AC power outlet DO NOT attempt to defeat the ground connection on this cord If your KX 50 was purchased outside of the United States refer to the rear panel its power requirements and follow the above guidelines TE KX 50 Keyboard Amplifier SYSTEM BLOCK DIAGRAM PEAK LIMIT REVERB INSERT o INPUTS TIO E 1 CREEN LEVEL 1 REVERB MASTER LEVEL VOLUME INST i zx 2 LEVEL 2 EXT SPEAKER LO MD HI PHONES The KX 50 is covered with a durable black Tolex material wipe it clean with a lint free cloth Never spray cleaning agents onto the cabinet Avoid abrasive cleansers which would damage the finish El KX 50 esta cubierto con un material durable Tolex limpielo con una toalla seca Nunca rocie el gabinete con sustancias limpiadoras Evite usar materiales abrasivos con los cuales pueda danar el acabado Le KX 50 est couvert avec Tolex un rec tement noir et durable Essuyez cette mati re avec une toile propre et sans charpie Ne pulv risez jamais les agents de nettoyage sur l appareil Evitez les nettoyeurs abrasifs qui peuvent endommager le Tolex Crate continually develops new products as well as improves existing ones For this reason the specifications and information in this Crate manual are subject to change without notice Crate continuament
9. oard synthesizer sampler drum machine tape deck etc here Use the Mixer Level 2 control 4 to adjust the signal strength at this input 3 MIXER LEVEL 1 CONTROL Adjust the level of the Instrument 1 signal with this control Low output instruments may need a setting in the 5 10 range while instruments with hotter outputs may need a setting between 0 and 5 The best setting will cause the peak indi cator 5 to flash occasionally while playing Too low a setting may increase background noise while too high a setting may cause harshness or distortion 4 MIXER LEVEL 2 CONTROL Adjust the level of the Instrument 2 signal with this control Low output instruments may need a setting in the 5 10 range while instruments with hotter outputs may need a setting between 0 and 5 The best setting will cause the peak indi cator 5 to flash occasionally while playing Too low a setting may increase background noise while too high a setting may cause harshness or distortion 5 PEAK INDICATOR LED This LED will light when the input lev els are high enough to cause undesirable clipping and distortion When levels are too high this LED may stay on continuously If this happens reduce the Level controls until the LED flashes occasion ally at peak signals 6 LOW CONTROL Adjust the output level of the low tones with this control The center position is flat no boost or cut Turning the control to the left reduces the output level of the low
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