1965 – Selmer Zodiac Twin Thirty: 2×12 Combo – Live Rentals by John Mayer, Rich Costey
Condition Very Good
Includes Amp, Flight case
Overview This is a circa-1965 Selmer Zodiac Twin Thirty 2×12 combo amplifier featuring the distinctive mock crocodile "snake skin" covering. It is equipped with two Celestion G12M Greenback speakers (non-original) and features the proprietary "Truvoice" push-button tone selection system alongside built-in tremolo. The exterior shows cosmetic wear consistent with its vintage age and professional rental history. This unit comes from a long-term rental inventory with documented use by John Mayer on the Heavier Things sessions and producer Rich Costey.
Key Details
- Year: Approx. 1965
- Channels / Features: 2 Channels, Truvoice push-button tone shaping, Tremolo
- Controls: Volume, Tone (Ch 1 & 2); Push-buttons: Rotary Control, High Treble, Treble, Medium, Bass, Contra Bass; Tremolo: Depth, Speed
- Speakers / Cabinet configuration: 2 x Celestion G12M Greenback (25 Watts, 16 Ohms) — non-original replacements
- Power tubes: 2 x EL34, 1 x GZ34 rectifier
- Transformers: All original
- Serial Number(s): 19348
Service Summary Inspected by Danny Ghinn. Both channels working well. Tremolo is not currently functional (may operate with footswitch wired in — see service report). Truvoice switches working. All original transformers confirmed. Full service report is provided.
Condition:
- Original mock crocodile "snake skin" tolex shows expected wear and aging.
- Control panel graphics remain legible with some patina on the brass-colored faceplate.
- Hardware and handle mounts show signs of oxidation and use.
Functional:
- Push-button tone selector operates as designed.
- Both channels perform to specification.
- Tremolo not currently functional (may work with footswitch wired in).
- Speakers function correctly with no apparent issues.
Provenance - Live Rentals by:
- John Mayer (Heavier Things Sessions)
- Rich Costey
Shipping
- Professionally packed and fully insured
- White-glove delivery available
- International shipping available
This item is sold As-Described
This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.
| Listed | 2 months ago |
|---|---|
| Condition | Very Good (Used) Very Good items may show a few slight marks or scratches but are fully functional and in overall great shape.Learn more |
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