Yamaha 50TH ANNIVERSARY HERITAGE SVT - Manuals

Page 2 - What’s in the Box; HeritageTM 50th Anniversary SVT; Introduction; heard you loud and clear.; TABLE OF CONTENTS

2 Heritage 50th Anniversary SVT Bass Guitar Amplifier What’s in the Box Heritage™ 50th Anniversary SVT ® Amplifier, Power Cable, Quick Start Guide. Introduction Congratulations, and welcome to the world of Ampeg! Whether this is your first experience with Ampeg, or you’re a well-seasoned player who’...

Page 3 - Key Features; speakON

3 Heritage 50th Anniversary SVT Bass Guitar Amplifier Key Features • 300W of all tube power • Designed and hand assembled in the U.S.A.• Etched front panel reminiscent of the original Ampeg 1969 “Blue Line” SVT • Two discrete, independently voiced channels (1969 + 1975) • Channel jumping between Cha...

Page 4 - Front Panel; era “Black Line” SVT.

4 Heritage 50th Anniversary SVT Bass Guitar Amplifier Front Panel 8 7 9 13 14 1 2 3 4 5 6 10 11 12 15 16 1. CHANNEL ONE: (The Channel One 1969 Input jacks): The signal output from an instrument or a line level signal may be connected to this 1/4" input by means of a shielded instrument cable. Ei...

Page 5 - is recommended to keep the amp powered on and in Standby mode.

5 Heritage 50th Anniversary SVT Bass Guitar Amplifier Front Panel - continued... 8 7 9 13 14 1 2 3 4 5 6 10 11 12 15 16 10. VOLUME: Use to adjust the output level of Channel Two. 11. TREBLE: Use to adjust the high frequency level of Channel Two. This provides up to 12 dB of boost, or 12 dB of cut, a...

Page 6 - Rear Panel; fuse blows, replace it only with the same size and type.

6 Heritage 50th Anniversary SVT Bass Guitar Amplifier Rear Panel 29 28 27 26 25 24 23 22 21 20 19 18 17 17. IEC POWER INPUT CONNECTOR: This is where you connect the supplied AC power cord. Plug the male end of the cord into a grounded AC outlet. DO NOT DEFEAT THE GROUND PRONG OF THE AC PLUG! 18. POL...

Page 7 - output power levels. For this reason, use the speakON jack instead.

7 Heritage 50th Anniversary SVT Bass Guitar Amplifier Rear Panel - continued... 29 28 27 26 25 24 23 22 21 20 19 18 17 28. IMPEDANCE SELECTOR: Use this switch to match the output impedance of the amp to the connected speaker(s) in use (2 or 4 ohms). For help in deciding the total impedance of your s...

Page 8 - Channel Voicings and Channel Jumping; electronic amplification was now open.

8 Heritage 50th Anniversary SVT Bass Guitar Amplifier Channel Voicings and Channel Jumping The Heritage 50th Anniversary SVT amplifier is like no other SVT, in that it offers two discrete, independently voiced channels. Channel One is voiced after the original Ampeg 1969 "Blue Line" SVT, wit...

Page 9 - is worth the investment.

9 Heritage 50th Anniversary SVT Bass Guitar Amplifier Over the years, application engineers have designed a number of outstanding solid-state amplifiers that sound very, very good. Some use special circuitry which enables them to simulate distortion characteristics of a tube amplifier. However, the ...

Page 10 - Whenever replacing power tubes:; preamplifier section.; Survival Tips for Tube Amplifiers; To prolong tube life, observe these tips and recommendations:; susceptible to the damage caused by vibration.

10 Heritage 50th Anniversary SVT Bass Guitar Amplifier Whenever replacing power tubes: • Always have the amplifier’s bias voltage checked by a qualified service center. Improper bias voltage will cause degradation in performance, and possibly damage tubes and/or the amplifier. (See "The Importan...

Page 11 - service center before using it.; present in tube circuitry.; Changing the Tubes; service center can determine which tube(s) may need replacing.

11 Heritage 50th Anniversary SVT Bass Guitar Amplifier • Always have the bias checked after replacing the output tubes (unless the amplifier is equipped with “self-biasing circuitry”). This should be done only at a qualified service center. Improper biasing could result in the tubes running too hot,...

Page 12 - Setting Tube Bias and Balance; see page 9 for symptoms of tube failure.

12 Heritage 50th Anniversary SVT Bass Guitar Amplifier Setting Tube Bias and Balance Tube BiasAllow the amplifier to warm up to proper AC line voltage for at least 20 minutes. With no signal present, adjust each bias control until its adjacent LED illuminates. The Bias 1 control affects the three po...

Page 13 - Block Diagram

13 Heritage 50th Anniversary SVT Bass Guitar Amplifier Block Diagram GND LIFT PRE POST TRANSFORMER BAL. OUT BRIGHT CHANNEL TWO 1975 NORMAL MID- RANGE PREAMP OUT POWER AMP IN SLAVE OUT 1• 2• 3 BRIGHT CHANNEL ONE 1969 NORMAL VOLUME ULTRA HIGH ULTRA LOW TREBLE BASS LEVEL VOLUME ULTRA HIGH ULTRA LOW TRE...

Page 14 - Technical Specifications; input; All specifications subject to change.

14 Heritage 50th Anniversary SVT Bass Guitar Amplifier Technical Specifications Heritage 50th Anniversary SVT Output Power Rating 300W RMS minimum continuous @ <5% THD into 2 or 4 , 0.25V RMS input Total System Gain Channel One (1969): 66 dB @ 1 kHz with Volume up and EQ controls flat Channel Two...

Page 15 - Warranty and Support; your sales receipt in a safe place.

Warranty and Support Visit WWW.AMPEG.COM to... (1) ...identify WARRANTY coverage provided in your local market. Please keep your sales receipt in a safe place. (2) ...REGISTER your product. (3) ...CONTACT Technical Support, or call 818-575-3600. © 2019 Yamaha Guitar Group, Inc. All rights reserved. ...

Yamaha 50TH ANNIVERSARY HERITAGE SVT - Manuals

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User Manual Yamaha 50TH ANNIVERSARY HERITAGE SVT

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