ampeg Heritage 50th Anniversary SVT 300 Watt Tube Bass Head User Guide
- July 2, 2024
- ampeg
Table of Contents
ampeg Heritage 50th Anniversary SVT 300 Watt Tube Bass Head
Specifications
- Preamp Tubes: Premium 12AX7 (x5)
- Driver Tubes: Premium 12AX7 (x1), 12AU7 (x2)
- Power Amp Tubes: Ampeg Super ValveTM 6550 (x6)
- Output Power Rating: 300W RMS minimum continuous
Product Usage Instructions
Getting Started
- Read and understand the included Important Safety Instructions.
- Ensure the Power and Standby switches are in the down position before making any connections.
- Securely push the line cord into the amplifier’s IEC connector and plug the other end into a grounded AC outlet.
- Connect an instrument to the amplifier’s Input jack with a shielded 1/4 instrument cable.
- Connect speaker cables to speaker cabinets with non-shielded speaker cable with speakON or 1/4 TS ends.
- With Volume knobs fully off, turn the Power switch on. The Power LED will illuminate. Wait 30 seconds.
- Turn the Standby switch to the up position to toggle Standby mode off.
- While playing the instrument, adjust the Volume knobs to the preferred level.
- Adjust the EQ knobs and switches to taste.
Channel Jumping
Start with both channel Volume knobs at 0 to avoid loud bursts of audio.
Hookup Diagrams
Note: Use same impedance cabinets in parallel setups and when daisy-chaining.
Front & Rear Panel Descriptions
- Inputs One/Two (Bright/Normal): Connect an instrument to one of these four 1/4 Input jacks.
- Volume: Controls the overall output level per channel.
- Ultra Hi: Boosts the high frequencies.
- Ultra Lo: Boosts the low frequencies.
- EQ: Boost or cut the level at certain frequencies to enhance the sound.
- Standby/Power LED: Multi-function LED illuminates red in Standby mode and green when powered.
FAQ
Q: Can I replace fuses with different types?
A: No, replacing fuses with different types may cause malfunction, electric shock, or fire. Be sure to confirm you are replacing the correct fuse with electrical rating and specifications.
Q: How should I connect speaker cabinets in parallel setups?
A: Use same impedance cabinets in parallel setups and when daisy-chaining for optimal performance.
What’s in the Box
- Heritage™ 50th Anniversary SVT® Amplifier
- Power Cable
- Quick Start Guide
Supplier’s Declaration of Conformity
47 CFR § 2.1077 Compliance Information
Unique Identifier: Ampeg® Heritage™ 50th Anniversary SVT®
Responsible Party – U.S. Contact Information:
Yamaha Guitar Group, Inc.
26580 Agoura Road
Calabasas, CA 91302-1921
818-575-3600
https://ampeg.com/
FCC Compliance Statement:
This device complies with Part 15 of the FCC Rules. Operation is subject to
the follow-ing two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
© 2021 Yamaha Guitar Group, Inc. All rights reserved.
Ampeg, the Ampeg logo, Heritage, Ampeg Super Valve, and SVT are trademarks or
registered trademarks of Yamaha Guitar Group, Inc. in the U.S. and/or other
jurisdictions. speakON is a registered trademark of Neutrik AG Corporation.
Hookup Diagrams
Standard Setup
Parallel Setup
Daisy Chaining
Note: Use same impedance cabinets in parallel setups and when daisy-chaining
Channel Jumping
Note: Start with both channel Volume knobs at 0 to avoid loud bursts of audio.
Front & Rear Panels
Front & Rear Panel Descriptions
- Inputs One/Two (Bright/Normal): Connect an instrument to one of these four 1/4″ Input jacks.
- Volume: Controls the overall output level per channel.
- Ultra Hi: Boosts the high frequencies.
- Ultra Lo: Boosts the low frequencies.
- EQ: Boost or cut the level at certain frequencies to enhance the sound.
- Standby/Power LED: Multi-function LED illuminates red in Standby mode and green when powered on.
- Standby Switch: Turns Standby on and off.
- Power Switch: Turns the Power on and off.
- Power Connector: Input socket for power cable.
- Polarity Switch: Removes electrical buzz.
- Fuse: Overload and AC line surge protection.
- Bias/Balance: Controls and LEDs for user biasing.
- Ext Amp Out: Feed another amp from this unit’s preamp.
- Power Amp In: Bypasses the internal preamp.
- Preamp Out: Feeds an external amplifier or powered speaker.
- Level: Adjusts the signal level at the Balanced Output jack.
- Pre/Post Switch: Set the Balanced Output jack to Pre-EQ (disengaged) or Post-EQ (engaged).
- Lift/Gnd: Connects the ground connection at the Balanced Output jack.
- Balanced Out: Feeds the signal from the Power Amp Input to an external power amplifier, mixer, or recording setup.
- Impedance Selector: Match the output impedance of the amp to the speaker(s).
- Speaker Outputs: 1/4″ TS / speakON® outputs for connecting speakers.
Getting Started
- Read and understand the included Important Safety Instructions.
- Make sure the Power and Standby switches are both in the “down” position before making any connections.
- Push the line cord securely into the amplifier’s IEC connector and plug the other end into a grounded AC outlet. The amplifier may accept the appropriate voltage as indicated near the IEC connector.
- Connect an instrument to the amplifier’s Input jack with a (shielded) 1/4″ instrument cable. Connect speaker cables to speaker cabinets with (non-shielded) speaker cable with speakON or 1/4″ TS ends.
- With the Volume knobs fully off, turn the Power switch on. The Power LED will illuminate. Wait 30 seconds.
- Turn the Standby switch to the “up” position, to toggle Standby mode off.
- While playing the instrument, adjust the Volume knobs to the preferred level.
- Adjust the EQ knobs and switches to taste.
Technical Specifications
| Heritage 50th Anniversary SVT
---|---
Preamp Tubes| Premium 12AX7 (x5)
Driver Tubes| Premium 12AX7 (x1), 12AU7 (x2)
Power Amp Tubes| Ampeg Super Valve™ 6550 (x6)
Output Power Rating| 300W RMS minimum continuous @ <5% THD @ 2 or 4
Signal-to-Noise Ratio (20 Hz – 20 kHz)| 75 dB (20 Hz–20 kHz)
Maximum Gain| 78 dB @ 1 kHz
–3 dB @ 20 Hz & 15 kHz
Tone Controls
| Bass: +12/–12 dB @ 40 Hz
Midrange: +20/–20 dB @ 220 Hz, 800 Hz, or 3 kHz Treble: +12/–12 dB @ 4 kHz
Ultra Hi: +15 dB @ 8 kHz (Volume @ 50%) Ultra Lo: –20 dB @ 600 Hz
Bass Cut: –20 dB @ 40 Hz
Power Requirements
| 120V AC, 50–60 Hz, 400W
100V AC, 50–60 Hz, 400W
220–240V AC, 50–60 Hz, 400W
Size (H x W x D)| 11.5 x 24.0 x 12.75 in
292 x 610 x 324 mm
Weight| 85 lb
38.6 kg
All specifications subject to change.
WARRANTY AND SUPPORT
Visit WWW.AMPEG.COM to…
- identify WARRANTY coverage provided in your local market. Please keep your sales receipt in a safe place.
- retrieve a full-version, printable OWNER’S MANUAL (English only) for your product.
- REGISTER your product.
- CONTACT Technical Support, or call 818-575-3600.
www.ampeg.com
Yamaha Guitar Group, Inc.
26580 Agoura Road, Calabasas, CA 91302-1921 USA
Part No. 40-00-0428 Rev D