1961-1963

Configuration: Combo
Power: 80-100 Watts
Effects: Tremolo

SCHEMATICS

• Twin 6G8
• Twin 6G8-A

LAYOUT

• Front Panel: "Normal" In, In, Volume, Treble, Bass - "Vibrato" In, In, Volume, Treble, Bass, Speed, Intensity - Presence, Pilot Light
• Back Panel: Ground Switch, Fuse, Power Switch, Standby Switch, Speaker Jack, External Speaker Jack, Vibrato Jack
  

CABINET 

• Dimensions: 19'' x 27½'' x 10¼''
• Tolex: Rough Blonde
• Grill Cloth: Oxblood (61-62) or Beige Brown (Wheat) (63)
• Logo: Grill Mounted, Flat
• Handle: Brown Dog Bone (61-63) or Brown Strap (late 63)
• Feet: Chrome Glides
• Corners: Chrome Corners w/ Lip
• Knobs: White Barrel
• Hardware: Large Chassis Straps 5 5/8'', 16'' Tilt-Back Legs

SPEAKERS 

• Size: 2 x 12
• Impedance: 4 ohms or 2 ohms
• Model: Jensen P12N or Oxford 12M6 (For more info, check out the Mojotone Replacement Speaker Guide)

 TUBES

• Pre amp:
  • Normal: 7025
  • Bright: 7025
  • Phase Inverter: 7025 (long tailed)
  • Tremolo: 6G8: 2½ x 7025 (harmonic vibrato)
  • Tremolo: 6G8-A: 12AX7, ½ 12AX7 and a 7025 (harmonic vibrato)
• Power: 5G8: 4 x 6L6GC 5G8-A: 4 x 5881
• Bias: Fixed Bias, Nonadjustable
• Rectifier: Solid State

Comments: There are rumors of a brown Twin Amp, but these if they exist were probably prototypes. The tremolo circuit left ½ a dual triode (12AX7 or 7025) unused.