Early 70s Guild Thunderbird amp. This amp in the pics below is listed on eBay Here see also LTG Amp pics According to the brochure and the auction text; twin 6L6, 50 watts, 1X6GW8 reverb, 4X7025 or 12AX7 + 7247 driver, 2X12" Jensen speakers; foot-switched tremolo and reverb. Sold without speakers.
In this model, reverb in a 'can' as opposed to a 'pan' in the earlier model. See also water damage at far right of cavity; delaminating plywood. This amp is a 'split plan'; preamp tubes, power supply filter cap, controls, and reverb transformer and 6GW8 reverb tube shown on the upper chassis; 'power' section shown below.
'Power' chassis; power and output transformers, output tubes, primary filtering and 7247 driver tube. Hangs inside right (facing amp) below speaker. Covered in a layer of corrosion; can be cleaned up, not mission critical but evidence of storage in damp conditions. The three caps are 2 high uf/vdc in series and 1 3-or 4-section can cap.
Underside of power chassis; typical Guild polyester 'green' caps, diode rectifier, easy enough access for the DIY inclined; no pc board here. Pics don't indicate whether pc boards in control chassis or not. The 'Astron' brown paper cap is bias filtering.
In this model, reverb in a 'can' as opposed to a 'pan' in the earlier model. See also water damage at far right of cavity; delaminating plywood. This amp is a 'split plan'; preamp tubes, power supply filter cap, controls, and reverb transformer and 6GW8 reverb tube shown on the upper chassis; 'power' section shown below.
'Power' chassis; power and output transformers, output tubes, primary filtering and 7247 driver tube. Hangs inside right (facing amp) below speaker. Covered in a layer of corrosion; can be cleaned up, not mission critical but evidence of storage in damp conditions. The three caps are 2 high uf/vdc in series and 1 3-or 4-section can cap.
Underside of power chassis; typical Guild polyester 'green' caps, diode rectifier, easy enough access for the DIY inclined; no pc board here. Pics don't indicate whether pc boards in control chassis or not. The 'Astron' brown paper cap is bias filtering.