Hammond 291AEX Champ & Princeton Multi-Tap Power Transformer
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Create Free Business AccountKey Features
- Multi-tap primary: 120/220/230/240V 50/60 Hz
- Listed for Fender CHAMP, BRONCO, PRINCETON, PRINCETON REVERB and VIBRO CHAMP
- 650/550Vct @ 100 mA high voltage secondary
- 6.3Vct @ 2.25A and 5V @3A secondaries
- Covers Tweed, Brown, Blackface and Silverface chassis references
- Bobbin winding; 2.95 lbs (1.34 kg); RoHS and REACH compliant
The 291AEX is a multi-voltage 290 Series power transformer listed as a replacement for the Fender CHAMP (chassis 5C1, 5E1, 5F1, Tweed, Blackface, Silverface, AA764). The series ordering table also lists it for the BRONCO, PRINCETON, PRINCETON REVERB and VIBRO CHAMP across Tweed, Brown, Blackface and Silverface chassis. All amp references are for reference only.
The primary is tapped for 120/220/230/240V 50/60 Hz. The high voltage secondary is 650/550Vct @ 100 mA, with a 6.3Vct @ 2.25A winding and a 5V @3A winding. The short description reads 325-0-325,5V@3A, 6.3VCT@2A. The winding type is bobbin.
- BRONCO: AA764, AB764, Blackface, Silverface
- PRINCETON: Tweed, Brown, Blackface, Silverface, AA964
- PRINCETON REVERB: AA1164, AA764, B1270, Blackface, Silverface
- VIBRO CHAMP: AA764, Blackface, Silverface
Like every 290 Series part, it was designed for drop in replacement of the original unit, physically designed to look similar to the original factory unit where possible, and built with materials and design specs kept as close as possible to the original part to preserve the stock tone.
Shipping weight is 2.95 lbs (1.34 kg). The 291AEX is RoHS and REACH compliant, UPC 623980252551, UNSPSC 39121301.
Ideal For
- Fender CHAMP and VIBRO CHAMP power transformer replacement
- PRINCETON and PRINCETON REVERB repair
- BRONCO power transformer replacement
- Multi-voltage amp servicing
Overview
| Series | 290 Series (Tube Guitar Amplifier - Power Transformers, Replacement & Upgrades) |
| Product Type | Power transformer, replacement for Fender guitar amp, 290 series |
| Short Description | 325-0-325,5V@3A, 6.3VCT@2A |
Electrical
| Secondary 1 | 650/550Vct @ 100 mA |
| Secondary 3 | 6.3Vct @ 2.25A |
| Secondary 4 | 5V @3A |
| Primary Volts | 120/220/230/240V 50/60 Hz |
Identifiers
| UPC | 623980252551 |
| UNSPSC | 39121301 |
Amplifier Reference
| Amp Manufacturer | Fender |
| Amp Model (Ref. Only) | CHAMP* |
| Chassis No. (Ref. Only, CHAMP*) | 5C1, 5E1, 5F1, Tweed, Blackface, Silverface, AA764 |
| Also Listed For: BRONCO* (Ref. Only) | Chassis AA764, AB764, Blackface, Silverface |
| Also Listed For: PRINCETON* (Ref. Only) | Chassis Tweed, Brown, Blackface, Silverface, AA964 |
| Also Listed For: VIBRO CHAMP* (Ref. Only) | Chassis AA764, Blackface, Silverface |
| Also Listed For: PRINCETON REVERB* (Ref. Only) | Chassis AA1164, AA764, B1270, Blackface, Silverface |
Packaging & Shipping
| Shipping Weight | 2.95 lbs (1.34 kg) |
Construction & Finish
| Winding | Bobbin |
| Appearance | Designed to look similar to original factory units (where possible) |
| Design Intent | Designed for drop in replacement of original units |
| Materials & Design Specs | Kept as close as possible to the original part to preserve the stock "tone" |
Compliance & Certifications
| RoHS Compliant | Yes |
| REACH Compliant | Yes |
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Frequently Asked Questions
Which amps is the 291AEX listed for?▾
The Fender CHAMP, BRONCO, PRINCETON, PRINCETON REVERB and VIBRO CHAMP, with chassis references including 5C1, 5E1, 5F1, AA764, AB764, AA964, AA1164 and B1270. These are for reference only.
What primary voltages does the 291AEX support?▾
120/220/230/240V 50/60 Hz.
What are the secondary ratings?▾
650/550Vct @ 100 mA, 6.3Vct @ 2.25A and 5V @3A.
Is the 291AEX paper or bobbin wound?▾
Bobbin.
How much does it weigh?▾
2.95 lbs (1.34 kg).
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