Custom Frisco
~ 5 watts vintage style amplifier, tweed & lacquered finished, single channel, 3 band EQ, spring reverb, gain and master volume, powered single 6V6. Power supply provided by GZ34 rectification tube.
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5 watts single ended amplifier, single channel, 3 band EQ, spring reverb and volume control. Pine wood finger joint cabinet, covered with original tweed, shelac lacquered. 8 inch speaker
June 2022
Amplifier specification
Amplifier specification
Cabinet:
pine wood, original tweed cover, shellac lacquered
Logo: Frisco
Size: 37 cm height, 35 cm width, 24 cm depth
Weight: ~12 kg
Input and output:
1x 1/4" input, INPUT
1x 1/4" output speaker - 8 Ohm
1x8" speaker, (Speaker baffle - 18mm thick pine wood baffle Own WGS speaker 8”
Power output ~5 watts
Controls:
Volume
High
Mid
Low
Reverb control
Power indicator lamp
Power switch - on/off
Tubes:
Pre-amp section: 3x12AX7 JJ (1 own, 2 included)
Power amp section: 1x 6V6 JJ (1 own, 0 included)
Rectifier: GZ34 (1 own, 0 included)
Circuit characteristics:
Point-to-point wired circuit, turret board, no PCB
Tube heaters power supply referenced to ground - no hum noise
No negative feedback
Cathode bias
Tube rectifier (GZ34/5Y3)
Fuse protection, 1.6 A
Power transformer: https://amptone.pl/1898-transformator-sieciowy-pt18l80-18w-lezacy
Output transformer: https://amptone.pl/2503-glosnikowy-ot10s-se-single-ended-10w-6v6-el84
Reverb tank: TAD 8EB2C1B
Power supply ~230-240V,50Hz, ~100W
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