Recently serviced and ready to rock or sit in someone's cool collection. This has real 60s mustard caps just like a Marshall! Let me know if you have questions.

Buyer is 100% responsible for shipping fees. I will charge the exact cost of shipping. If you pick up, I will remove that fee.

The 1960s Guild Thunder 1 (T1-12) is a vintage, USA-made 12-15 watt tube combo amplifier, often featuring a single 12-inch speaker, known for bright, 60s-era tones. It typically features 2×6GW8 power tubes, a tube-driven tremolo, and a 1x12-inch speaker configuration.

Key Features and Specs:

Tube Complement:

2 × 6GW8 (ECL86) power tubes,

1 × 6SL7 or 12AX7 preamp tubes,

EZ81 or 6CA4 rectifier

Output: Approximately 12–15 watts RMS (Class A, cathode-biased).

Speaker: Jensen C-12R 1962 per date code 220244

Controls: Includes Volume, Tone, and Tremolo Speed. See pictures

Channels: Features Bright and Normal inputs.

Era: Manufactured in Hoboken, NJ, during the mid-to-late 1960s (approx. 1964–1968).

Vibe: Known for a bright, clean-to-gritty sound and a characteristic, lush tremolo, often considered a great studio or recording amp.