Ampeg SVT1000 User's Manual
Contents
1. Check speaker Unplug bass touch tip of cable NO CHANGE Replace cable NO CHANGE SEE BELOW SEE BELOW If the problem isn t covered above or if the steps lead you here then contact your Ampeg dealer for service informa tion Also you should refer your amp to an authorized service center if it gets dropped has liquid spilled into it or sustains damage to its power cord Regular cleaning and maintenance by your local Service Center will help extend the useful life of the amplifier System Block Diagram PEAK LED NSA 0dB gt TS INPUT 9 BAND G GRAPHIC AIN EQ 15dB l BASS ULTRA MID TREBLE EQ IN X9 e e STYLE LEVEL SLIDERS UNBAL LINE OUT SPEAKON 2 JACK a e papon LIFT LEVEL SPEAKON MASTER 2 JACK EFFECTS SEND EFFECTS MIX Be a je Speakon is a registered trademark of Neutrik AG 7 RETURN A Ior zga az az T1000 Bass Amplifier Technical Specifications OUTPUT POWER RATING TONE CONTROL RANGE Bass Ultra Mid Treble GRAPHIC EQ LEVEL GRAPHIC EQ RANGE 33Hz 80Hz 150Hz 300Hz 600HZz 900Hz 2kHz 5kHz 8kHz SIGNAL TO NOISE RATIO FOOTSWITCH JACK POWER REQUIREMENTS Domestic Export SIZE AND WEIGHT ay cS 1350 Watts 4 Ohms 1000 Watts Continuous 840 Watts 8 Ohms 680 Watts Continuous 12dB 50Hz 7d0B 800Hz 7dB 400Hz 18dB 5kHz 6dB 15dB 10dB 8dB 8dB2. 8dB 8dB 8dB 10dB 12dB 75dB typical Graphic EQ On Off Mute On Off Tip Mute Ring EQ 120VAC 60Hz 800VA 100VAC 50 60Hz 800VA 230VAC 50Hz 800VA 240VAC 50Hz 800VA 24 W x 11 3 4 H x 14 D 57 Ibs a www ampeg com Made with Pride in the U S A by Ampeg 2004 Ampeg 1400 Ferguson Avenue St Louis MO 63133 U S A P N 47 659 01 051904
3. 24 25 26 27 28 29 3031 32 21 FOOTSWITCH Use this jack to connect a two button footswitch for remote Mute and EQ On Off control Tip Mute ring EQ On Off When a footswitch is connected the Mute switch 3 remains active however the Graphic EQ switch 12 is disabled 22 PREAMP OUTPUT This jack is a direct preamp output for use with external power amplifiers mixing boards external effects etc Connect the external unit s input to this jack by means of a shielded signal cable 23 POWER AMP INPUT This jack connects directly to the power amp for use with an external preamp When using an external source connect its output to this jack by means of a shielded signal cable to feed the signal into the power amp section The amplifier s input signal is disconnected when a plug is inserted into this jack 24 SPEAKER OUTPUTS The 1 4 jacks offer a convenient method of connecting to speaker cabinets using cables terminated with 1 4 plugs However when using the amplifier at or near its full output power using the Speakon jacks is recommended Pin 1 hot pin 1 return NOTE This amp is internally hard wired for bridge mode operation Do not remove the insulating washers from the 1 4 Speaker Output jacks Removing the insulating washers will damage the amplifier and void your warranty 25 TUNER OUT Use this jack to connect the amplifier to an electronic tuner The signal at this jack is always live e
4. many variables ROCK P z affect the actual sound of any system the following settings are offered as starting points to help you find the exact sounds your playing demands When using the SVT1000 please keep in mind the following points e The Gain control should be JAZZ adjusted until the peak LED flashes on strong signals This level will vary depending on your instrument and playing style e The Master control should be set to produce the appropriate output volume level COUNTRY e The Graphic EQ can be used to further fine tune these basic suggested setting to extend the frequency response of the cabinet being used to com pensate for room acoustics or to act like a second channel BRIGHT FUNK POPPING A SPor zga az az SVT1000 Bass Amplifier Troubleshooting In the unlikely event that your SVT1000 should malfunction take a few minutes to troubleshoot it before you call for service You can save yourself time and money by doing it yourself and often the problem is something quite simple AORSOIVINID POOR SOUND Check bass cables POOR SOUND Check speaker s SPEAKER S OK POOR SOUND LEDs LIGHT LEDs DON T LIGHT Check AC outlet OUTLET OK NO POWER Check power cord fuse power switch Check amp controls check for signal from bass SPEAKER S DEFECTIVE Replace speaker s POOR SOUND Listen for hum
5. may be connected to the Power Amp In jack and the Preamp Out jack may be connected to a slave amp e FOOTSWITCH CONTROL Use a footswitch to activate the Graphic EQ and the Mute feature e CIRCUIT BREAKER PROTECTION A heavy duty resettable circuit breaker provides protection against fault conditions Speakon is a registered trademark of Neutrik AG 3 A ISo r zga az az SVT1000 Bass Amplifier The Front Panel Style Bass Ultra Mid Treble 5 1 234 5 6 7 8 9 10 1 OdB INPUT The signal output from an instrument active or passive typically passive or a line level signal may be connected here by means of a shielded instrument cable The signal at this jack is sent into the pre amp at full amplitude 2 15dB INPUT The signal output from an instrument active or passive typically active or a line level signal may be connected here by means of a shielded instrument cable The signal at this jack is padded 15dB before it is sent into the preamp 3 MUTE This switch when depressed mutes all outputs except the Tuner Out 25 A footswitch can also control muting if the Mute switch on the front panel is left in the out position The front panel switch stays active with a footswitch connected This is excellent for tuning your bass with an electronic tuner without having to adjust any levels or turn down your house volume 4 TEXTURE This switch adds a tube emulation stage which changes the tone for a
6. M a oO 3Hz 80Hz 150Hz 300Hz 600Hz 900Hz 2kHz SkHz 8kHz SVT O00 17 18 19 20 9 ULTRA MID Use this control to adjust the midrange frequency level of the amplifier This control provides 7dB of cut fully counterclockwise at 400HZz or boost fully clockwise at 800Hz The midrange frequency output is flat at the center position 10 TREBLE Use this control to adjust the high frequency level of the amplifier This control provides 18dB of cut or boost at 5kHz The high fre quency output is flat at the center position 11 EFFECTS MIX This control varies the mix between the direct dry sig nal and the effects wet when the effects loop 26 27 is used Full coun terclockwise results in all direct signal no effect and full clockwise gives all effect and no direct signal The fully clockwise position is equivalent to a series effects loop and should be used with such devices as limiters and equalizers 12 GRAPHIC EQ This switch when depressed activates the graphic equalizer When a footswitch is used this switch is disabled 13 LIMIT DEFEAT The SVT1000 employs internal limiter circuits to help keep the power amplifiers output clean at extreme volume levels All amplifiers may begin to clip their output signals as they approach maxi mum output levels resulting in potentially soeaker damaging distortion These circuits may be disabled by depressing this switch This may result in an increase in output power but also inc
7. O RAIN OR MOISTURE TO REDUCE THE RISK OF ELECTRIC 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 SHOCK DO NOT REMOVE COVER NO USER SERVICEABLE PARTS INSIDE REFER RIESGO DE CORRIENTAZO NO ABRA LA CUBIERTA NO HAY PIEZAS ADENTRO QUE EL USARIO LE COUVERCLE AUCUNE PIECE INTERNE N EST REPRABLE PAR L UTILISATEUR POUR TOUTE SERVICING TO QUALIFIED SERVICE PERSONNEL 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 e DO NOT OPERATE NEAR ANY HEAT SOURCE AND DO NOT BLOCK ANY VENTILATION OPENINGS ON THIS APPARATUS FOR PROPER OPERATION THIS UNIT REQUIRES 3 75CM OF WELL VENTILATED SPACE AROUND HEATSINKS AND OTHER AIR FLOW PROVISIONS IN THE CABINET e DO NOT USE THIS APPARATUS NEAR SPLASHING FALLING SPRAYING OR STANDING LIQUIDS e CLEAN ONLY WITH LINT FREE DAMP CLOTH AND DO NOT USE CLEANING AGENTS e ONLY CONNECT POWER CORD TO A 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 e PROTECT THE POWER CORD FROM DAMAGE DUE TO BEING WALKED ON PINCHED OR STRAINED e UNPLUG THE APPARATUS DURING LIGHTNING STORMS OR WHEN UNUSED FOR LONG PERIODS OF TIME N ONLY U
8. SE ATTACHMENTS ACCESSORIES STANDS OR BRACKETS SPECIFIED BY THE MANUFACTURER FOR SAFE OPERATION AND TO AVOID INJURY AIA WARNING TO REDUCE THE RISK OF ELECTRIC SHOCK OR FIRE DO NOT EXPOSE THIS UNIT TO RAIN OR MOISTURE B e SERVICE MUST BE PERFORMED BY QUALIFIED PERSONNEL e OUR AMPLIFIERS ARE CAPABLE OF PRODUCING HIGH SOUND PRESSURE LEVELS CONTINUED 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 EXPLICACION DE SIMBOLOS GRAFICOS VOLTAJE PELIGROSO ES NECESARIO QUE EL USUARIO SE REFIERA AL MANUAL DE INSTRUCCIONES EXPLANATION OF GRAPHICAL SYMBOLS i DANGEROUS VOLTAGE IT IS NECESSARY FOR THE USER TO REFER TO THE INSTRUCTION MANUAL DANGER HAUTE TENSION REFERREZ VOUS AU MANUAL D UTILISATION EXPLICATION DES SYMBOLES GRAPHIQUES A SPor zga a az SVT1000 Bass Amplifier An Introduction to your new Ampeg SVT1000 Bass Amplifier Thank you for making one of the best choices you will ever make for your musical career choosing one of the finest bass amps available the Ampeg SVT1000 This versatile and powerful bass amplifier delivers up to 1350 watts of unsurpassed musical power and offers several outstanding features All of the features and controls of your SVT1000 are covered in detail within the pages of this user s guide We recommend that you read this guide and understand them be
9. User s Guide for the A havagee az SVT1000 Bass Amplifier A SPor zga a az SVT1000 Bass Amplifier TABLE OF CONTENTS Introduction Features The Front Panel The Rear Panel Some Suggested Settings Troubleshooting System Block Diagram Technical Specifications Declaration of Conformity Manufacturer s Name SLM Electronics Corporate Headquarters 1901 Congressional Drive St Louis Missouri 63146 Primary Production Facility 700 Hwy 202 W Yellville Arkansas 72687 Product Type Audio Amplifier Products meet the regulations for compliance marking under ETL standards UL6500 UL60065 or UL813 CSA standards E60065 or C22 2 No 1 M90 CE safety standard EN60065 CE EMC standards EN55103 or EN55013 and EN61000 FCC standards 47CFR 15 107 and 15 109 Class A C tick designation Level 2 ABN 56748810738 ARBN N222 KETI standard K60065 limited model approval Compliance Support Contact SLM Electronics Attn R amp D Compliance Engineer 1901 Congressional Drive St Louis Missouri 63146 Tel 314 569 0141 Fax 314 569 0175 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 PRECAUCION PARA REDUCIR EL RIESGO DE INCENDIOS O DESCARGAS ELECTRICAS NO PER ATTENTION PROTEGEZ CET APPAREIL DE LA PLUIE ET DE L HUMIDITE AFIN D EVITER TOUT THIS APPARATUS T
10. controls Graphic Eq and effects loop With the switch in the out position the signal sent to the Line Out jacks is Pre EQ The Pre EQ signal is a direct output and is not affected by any of the pre amp settings 32 LINE OUT LEVEL Use this control to adjust the signal level at the Line Out jacks 28 29 This control works independently from the Master con trol 14 33 AC LINE IN Firmly insert the supplied AC power cord into this socket until it is fully seated This grounded power cord is to be plugged into a grounded power outlet wired to current electric codes and compatible with voltage power and frequency requirements stated on the rear panel Do no attempt to defeat the safety ground connection 34 CIRCUIT BREAKER The SVT1000 employs an AC line circuit break er to help protect against damage due to excessive current demands If the amplifier stops working check the circuit breaker If it has opened the but ton will be protruding and showing a contrasting color You can reset the circuit breaker by pushing it in until it latches The breaker must cool down for a short time before the button will latch If the circuit breaker opens repeatedly have the amplifier checked by a qualified service person IMPORTANT NOTE This unit employs forced air cooling by means of an internal fan system The front and rear ventilation slots must remain unobstructed when operating this amplifier Some Suggested Settings Since so
11. fore you use the amplifier Features In the world of high performance bass amps Ampeg amplifiers stand alone In true Ampeg tradition the SVT1000 offers you more power performance and flexibility than any other bass amplifier in its class The out standing features of your new amplifier features which set it apart from the competition are listed below e 5 POSITION STYLE CONTROL Take your pick from five different tone variations to best suit your playing style e TEXTURE CONTROL Ampeg s exclusive tube emulation circuit which changes the tone for a more aggressive sound e 9 BAND GRAPHIC EQ Switchable at front panel or with a footswitch you can use this as a sec ond channel for bass solos or to shape your sound to your own exacting standards an independ ent level control lets you adjust the Graphic EQ volume e EFFECTS MIX Varies the amount of external effects mixed into the signal e TUNER OUT JACK Allows connection to an electronic tuner and provides an always live monitor feed even when the output is muted e HEAVY DUTY SPEAKER JACKS Speakon jacks for more reliable connections at higher output e BALANCED AND UNBALANCED LINE OUTPUTS Independent level control balanced XLR and unbalanced 1 4 output jacks switchable pre or post EQ ground lift for balanced XLR e EFFECTS LOOP Connect external effects here for increased intensity and quieter operation e POWER AMP IN PREAMP OUT A separate preamp
12. more aggressive sound Using the Texture switch you can overdrive the amplifier without typical and harsh sounding solid state clip ping 5 GAIN Use this control to adjust the level of the signal entering the pre amp stage Adjust this control until the Peak LED 6 flashes on strong signal peaks but is not illuminated constantly while playing To obtain the best signal to noise ratio set the Gain control as described above and adjust the Master 14 to obtain the desired volume level 6 PEAK LED This LED will illuminate when the signal entering the pre amp stage is near the clipping level Adjust the Gain control 5 until a strong signal from your instrument causes this LED to flash 7 STYLE Use this five position switch to vary the tone of the amplifier The following table lists each of the different settings experiment with the Style and other EQ controls for the results which suit you best POSITION 1 Fully scooped mids mid cut POSITION 2 Traditional passive tone setting POSITION 3 Basically flat POSITION 4 Boosted high end POSITION 5 Basically flat with low end roll off for loud playing with out muddiness 8 BASS Use this control to adjust the low frequency level of the amplifi er This control provides 12dB of cut or boost at 50Hz The low frequency Output is flat at the center position 111213 14 15 16 as Mm a wo e af a allede es aaa UU UUU 5 TET ES a m
13. reases the possibility of distor tion Use discretion whenever playing with the Limit circuits off 14 MASTER Use this control to adjust the overall output level of the amplifier For the lowest possible noise level adjust the Gain control as described in 5 and use this control to obtain the desired volume level 15 LIMIT LED This LED illuminates when the internal limit circuit is called upon to keep the amplifier s output signal clean This indicates that the amplifier is nearing full output and the limiter is keeping it from clipping the output signal 16 9 BAND GRAPHIC EQ Use these sliders to control the amplitude of the frequencies indicated above each control The center position of each control is flat sliding the control upward will increase the output level of that frequency sliding the control downward will decrease it 17 LEVEL Use this slider to adjust the output level of the Graphic EQ If the EQ d signal is too soft slide the Level control up if it s too loud slide the control down 18 ACTIVE This LED illuminates when the EQ is on 19 POWER This LED illuminates when the amplifier is on 20 POWER Use this switch to turn the amplifier on top of the switch depressed and off bottom of the switch depressed A Ior zga az az SVT1000 Bass Amplifier The Rear Panel IMPORTANT RECONNECT GROUND STRAP FROM UPPER TO LOWER CHASSIS AC LINE IN WHEN DONE SERVICING REMOVE SCREW FROM UPPER CHASSIS ONLY
14. ven when the Mute switch 3 is engaged allowing for silent tuning as well as a monitor feed which remains active when the house mix is muted 26 EFFECTS LOOP SEND Use this jack to sent a signal to the input of an external effect by means of a shielded signal cable 27 EFFECTS LOOP RETURN Use this jack to connect the output signal from an external effect to the amplifier by means of a shielded signal cable 28 LINE OUT UNBALANCED Use this 1 4 jack to send an unbalanced line level signal to a house mixing board recording console or external amplifier The signal level at this jack is controlled by the Line Out Level control 32 and may be Pre or Post EQ depending on the setting of the Line Out Pre Post switch 31 E i 33 34 29 LINE OUT BALANCED Use this XLR jack to send a balanced line level signal to a house mixing board recording console or external ampli fier The signal level at this jack is controlled by the Line Out Level control 32 and may be Pre or Post EQ depending on the setting of the Line Out Pre Post switch 31 30 LINE OUT GROUND LIFT This switch when depressed disconnects the ground connection at the Balanced Line Out jack 29 This may help reduce residual hum and buzz sometimes picked up in line out signal cables 31 LINE OUT PRE POST This switch when depressed sends a Post EQ signal to the Line Out jacks 28 29 The Post EQ signal is modified by the settings of the tone
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