Ampeg SVPCL Stereo Amplifier User Manual
Contents
1. NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES REFERREZ VOUS AU MANUAL D UTILISATION SVPCL Bass Pream OFA vape esr e An Introduction to your new Ampeg SVPCL Bass Preamplifier The harmonically rich sound and legendary performance of the classic AMPEG SVT are redefined in the SVPCL This dynamic preamp delivers a thunderous unsurpassed quality reliability and tonal flexibility offering the classic vibrance of tubes as well as contemporary features The SVPCL has the best of both worlds It is true to the design of an early 70 s SVT with the addition of modern tone shaping and output selection All of the features and controls of your SVPCL Preamp are covered in detail within the pages of this user s guide We recommend going over them before you use the preamp Features In the world of high performance bass amps Ampeg s SVT amplifiers stand alone Keeping with true Ampeg tradi tion the SVPCL Bass Preamp offers you more performance and flexibility than any other preamp in its class Listed below are some of the outstanding features of your new preamp features which set it apart from the competition Additional information on these features can be found on the pages indicated e PAD SWITCH A switchable input pad this feature is perfect for basses with active electronics or very hot pickups page 4 e MUTE SWITCH TUNER OUTPUT JACK Lets you cut the sound from the amp letting you tune your ba2. ID ULTRA LOW HIGH e MID FREQ Fare esr SVPCL Bass Pream Technical Specifications TONE CONTROL RANGE ULTRA LOW 1 off 2 39B 30Hz 3 3dB 200Hz 4 20dB 600Hz 5 9dB 30Hz ULTRA HIGH 16dB 8kHz BRIGHT 6dB 3kHz BASS 4 17dB 13dB 20Hz MID FREQ 20dB 220Hz 450Hz 800Hz 1 6kHz or 3kHz TREBLE 15dB 20dB 7kHz GAIN 23dB SIGNAL TO NOISE RATIO 80dB typical TUBE COMPLEMENT 2 12AX7 2 12AU7 POWER REQUIREMENTS 120VAC 60Hz 25VA 100 120VAC 50 60Hz 25VA 220 240VAC 50 60Hz 25VA SIZE W x H x D AND WEIGHT 19 W x 1 75 H x 9 25 D 9 Ibs Declaration Of Conformity 36 Effective 01 01 2001 Manufacturer s Name SLM Electronics Production Facility 1901 Congressional 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 the following Standards Safety EN60065 E60065 C22 2 UL6500 and or UL813 EMC Directive 89 336 EEC EN55103 EN55013 EN61000 and or FCC 47CFR 15B clA 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 SPova peerage www ampeg com o Ampeg is proudly Made in America 2004 SLM Electronics 1400 Ferguson Avenue St Lo
3. THIS APPARATUS FOR PROPER OPERATION THIS UNIT REQUIRES 3 75CM OF WELL VENTILATED SPACE AROUND HEATSINKS AND OTHER AIR FLOW PROVISIONS IN THE CABINET DO NOT USE THIS APPARATUS NEAR SPLASHING FALLING SPRAYING OR STANDING LIQUI LINT FREE DAMP CLOTH AND DO NOT USE CLEANING AGENTS ONLY CONNECT POWER CORD TO A POLARIZED SAFETY GROUNDED OUTLET WIRED TO C IREMENTS STATED ON THE REAR PANEL OF THE APPARATUS PROTECT THE POWER CORD FROM DAMAGE DUE TO BEING WALKED ON PINCHED OR STRAINED RATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PER ONLY USE ATTACHMENTS ACCESSORIES STANDS OR BRACKETS SPECIFIED BY THE MAN WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK OR FIRE DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE SERVICE MUST BE OUR AMPLIFIERS A PERFORMED BY QUALIFIED PERSONNEL RE CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS CONTIN DS URRENT ELECTRICAL CODES AND COMPATIBLE WITH VOLTAGE POWER AND ODS OF TIME UFACTURER FOR SAFE OPERATION AND TO AVOID INJURY UED EXPOSURE TO HIGH SOUND PRESSURE LEVELS CAN CAUSE PERMA NENT HEARING IMPAIRMENT OR LOSS USER CAUTION IS ADVISED AND EAR PROTECTION IS RECOMMENDED IF UNIT IS OPERATED AT HIGH VOLUME EXPLANATION OF GRAPHICAL SYMBOLS DANGEROUS VOLTAGE EXPLICACION DE SIMBOLOS GRAFICOS VOLTAJE PELIGROSO EXPLICATIO N DES SYMBOLES GRAPHIQUES DANGER HAUTE TENSION IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL A ES
4. Users Guide for the Ampeg is Proudly Made in America SVPCL Bass Pream Table of Contents Introduction Features The Front Panel The Rear Panel Some Suggested Settings Changing the Tubes System Block Diagram Technical Specifications CAUTION PRECAUCION ATTENTION RISK OF ELECTRIC SHOCK RIESGO DE CORRIENTAZO RISQUE D ELECTROCUTION DO NOT OPEN NO ABRA NE PAS OUVRIR WARNING TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK DO NOT EXPOSE THIS APPARATUS TO RAIN OR MOISTURE TO REDUCE THE RISK OF ELECTRIC SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER SERVICING TO QUALIFIED SERVICE PERSONNEL CLEAN ONLY WITH FREQUENCY REQU UNPLUG THE APPAI PRECAUCION PARA REDUCIR EL RIESGO DE INCENDIOS O DESCARGAS ELECTRICAS NO PER ATTENTION PROTEGEZ GET APPAREIL DE LA PLUIE ET DE L HUMIDITE AFIN D EVITER TOUT MITA QUE ESTE APARATO QUEDE EXPUESTO A LA LLUVIA O LA HUMEDAD PARA DISMINUOIR EL RISQUE D INCENDIE OU D ELECTROCUTION POUR REDUIRE D ELECTROCUTION NE PAS ENLEVER RIESGO DE CORRIENTAZO NO ABRA LA CUBIERTA NO HAY PIEZAS ADENTRO QUE EL USARIO LE COUVERCLE AUCUNE PIECE INTERNE NEST REPRABLE PAR L UTILISATEUR POUR TOUTE PUEDO REPARAR DEJE TODO MANTENIMIENTO A LOS TECHNICOS CALIFICADOS REPARATION S ADRESSER 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
5. e this switch to turn the preamp on top of the switch depressed and off bottom of the switch depressed The adjacent Ampeg logo illuminates green when the preamp is on and the tubes are warmed up of ONS The Rear Panel TT Le A AC LINE IN a I QO 15 AC LINE IN Firmly insert the female end of the supplied AC power cord into this socket 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 freqency requirements stated on the rear panel 16 FOOTSWITCH Use this jack to connect the mono plug of a single but ton footswitch for remote control of the Mute function 17 PREAMP OUTPUT Use these jacks to send the output signal to the input jacks of your power amplifier 15 18 PRE POST Use this switch to select either a Pre or Post EQ signal at the Line Output jack 20 When this switch is depressed the signal is Post EQ and is affected by the settings of the front panel tone controls With this switch in the out position the signal is Pre EQ taken directly after the first tube stage 19 GND LIFT GND When this switch is in the out position the chassis ground at the Line Output jack 20 is electronically disconnected This helps reduce hum in the Line Output signal 17 18 19 20 TRANSFORMER BALANCED LINE OUTPUT Use this jack to send a line level signal from the preamp t
6. he Mute switch 3 is depressed this LED remains illumi nated as a visual indicator that the Mute function is active 6 ULTRA LOW Use this five position rotary switch to select a setting for the ultra low control as follows 1 Off flat frequency response 2 Sub Cut reduces frequencies below the bass range to protect the speakers 3 Low Cut Classic provides a low cut equal to the original SVT 4 Ultra Low Classic contours the sound to emphasize the low end just like the original SVT 5 Ultra Low Modern provides a substantial low end boost 7 ULTRA HIGH This switch when depressed adds about a 16dB boost to the high frequencies around 8kHz depending on the setting of the Gain control 4 8 BRIGHT This switch when de pressed adds a 6dB boost to the high frequencies at 3kHz 9 BASS Use this control to adjust the low frequency output level This control provides 17 13dB at 20Hz 10 MID Use this control to adjust the midrange frequency output level This control provides 20dB at the fre quency selected by the Mid freq con trol 11 11 MID FREQ Use this control to select the center frequency for the Mid control 10 as follows 220Hz 450Hz 800Hz 1 6kHz 3kHz 12 TREBLE Use this control to adjust the high frequency output level This control provides 18 20dB at 7kKHz 13 MASTER Use this control to adjust the overall output level of the preamp 14 POWER Us
7. o a house mixing board recording con sole or external amplifier 21 TUNER OUTPUT Use this jack to send a signal to an electronic tuner When the Mute function is engaged 3 16 the signal at this jack is unaf fected and remains present allowing for silent tuning during a performance NO Fare SVPCL Bass Pream Some Suggested Settings JAZZ 3 OUT ULTRA HIGH PEAK o ADJUST UNTIL PEAK LED FLASHES The setting of the Gain control depends on your FUNK particular instrument The Master should be set to produce the appropriate ROCK output volume level ULTRA HIGH ADJUST UNTIL PEAK LED FLASHES COUNTRY IN ULTRA HIGH ADJUST UNTIL PEAK LED FLASHES SVPCL Bass Pream OFA vnpe eae n Changing the Tubes Tube wear is in direct proportion to how often and how hard you play Preamp tubes aren t worked as hard as power tubes and typically last longer When a preamp tube wears out the preamp may squeal get noisy lose gain and sensitiv ity or just quit working A service center can determine which tube s may need replacing To get to the tubes in the SVPCL the top must be removed This should be left to a qualified service person System Block Diagram PAD TRANSFORMER ae a ee et Fe E BALANCED LINE 1 OUTPUT I TUNER POST a OUTPUT GND 1 Lry a PREAMP x joro MASTER BUFFER I PREAMP We TPUT e e ULTRA BASS TREBLE M
8. ss in private page 4 5 5 POSITION ULTRA LOW SWITCH Five different settings for the Ultra Low provide the ultimate in bot tom end response page 4 e ULTRA HIGH AND BRIGHT SWITCHES Lets you tailor your high frequency response in many different ways with the touch of a button page 4 e 5 POSITION MIDRANGE SELECTOR Take your pick from the five center frequency points available to get just the right midrange voice page 4 e TRANSFORMER BALANCED LINE OUTPUT Lets you send a high quality line level signal to the house mixing board a recording console or another amplifier switchable for pre or post EQ with switchable ground lift page 5 SVPCL Bass Pream 1 ear The Front Panel 1 INPUT Connect your instrument here by means of a shielded instru ment cable 2 PAD This switch when depressed attenuates the input signal by 10dB Attenuation allows the Gain control 4 to be used at a higher setting If clipping is indicated with the Gain con trol close to fully counter clockwise attenuation is needed 3 MUTE This switch when depressed mutes the signal at all out puts except the Tuner Output 21 4 GAIN Use this control to adjust the level of the signal going into the pre amp For the best signal to noise ratio set this control so the Peak LED 5 flashes occasionally during loud pas sages 5 PEAK This LED flashes when the signal level into the preamp approach es clipping When t
9. uis MO 63133 U S A Tar P N 47 836 01 012704
Download Pdf Manuals
Related Search