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Fender Bandmaster (Blackface)

Schematic/Layout:

• bandmaster_ab763.pdf

Model/Circuit Number: AB763
Years of Production: 1963 - 1967
Era: Blackface
Configuration: Piggyback
Controls: Black forward facing w/ white labels
Knobs: Black skirted w/ chrome center, numbered 1 - 10
Faceplate

• Front: Normal: In, In, Bright Sw, Vol, Treb, Bass - Vibrato: In, In, Bright Sw, Vol, Treb, Bass, Speed, Intensity - Pilot Lamp
• Rear: AC Outlet, Ground Sw, Fuse (2A), Power Sw, Standby Sw, Speaker Jack, Ex. Speaker Jack, Vibrato Jack

Cabinet

• Dimensions: Head: 8'' x 24'' x 9'' Cabinet (63-67): 21'' x 32'' x 11½'', (67) 29½'' x 40'' x 11½''
• Hardware: Head: Chrome Corners, Large Chassis Straps 5 5/8'', Side Bar Clips. Cabinet: 16'' Tilt-Back Legs, Black Strap handle, Thumb screws, Thumb screw receptacles
• Handle: Black strap handle
• Feet: Glides
• Corners: Chrome Corners with Lip

Covering Material

• Tolex/Tweed: Smooth Blonde (63) or Black Tolex
• Grill Cloth: Beige Brown Gold (63), black white silver grill cloth

Logo: Grill mounted, flat Black (63) or raised, chrome & black, script with tail
Weight: 49.5 lbs.
Speaker

• Size: 2 x 12''
• Impedance: 4 ohms
• Model: Jensen C12N or Oxford 12T6(For more info, check out the Jensen Replacement Speakers)

Effects: Tremolo
~Watts: 40 watts
Tubes

• Pre amp: 2 x 7025 and 12AT7
• Power: 2 x 6L6GC

Bias: Fixed bias adjustment pot
Rectifier: Solid State

Comments: 2x12 Cabinet dimensions changed to 29½" x 40" x 11½" with the speakers were placed one above the other.