1963 SPLIT-FRONT 45
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BLK 100 HEAD (c.1967) | BLK 18W 1X12 AND 2X10 COMBOS | BLK 45 HEAD (c.1965) | BLK BLUESBREAKER 2X12 '64 COMBO | BLK CUSTOM 50W '65 HEAD | BLK OFFSET(62) CHASSIS PROTOTYPE | FIRSTBORN

Blk Custom 50w ‘65 head

The ultimate custom hot rodded amp from BLOCKHEAD. Designed to exactly reproduce the brown sound (c. "Fair Warning") like no other production amplifier in the world.  
Dual EL34 output tubes with four ECC83 preamp tubes
Custom wound power and output transformers
Extra tone shaping controls and Master Volume control
Handwired and tweaked to perfection
Classic plexi style cabinet and controls

The BLK50 has a master volume and boost switch. With boost engaged, this is a high gain amp modeled after the "Fair Warning" tracks. Boost off, the amp has the JMP 50 plexi sound. All controlled with the master volume. -AKA "The Meanest Amp Made"Exclusive Blueprinted Custom Replica Transformers
Our custom and mil-spec components

Handwiring like artwork






Specifications

TRANS & TUBES
Output Transformer ... Blockhead 50W Custom OT
Power Transformer ... Blockhead 50W Custom PT
Choke ... Blockhead Open Frame
Preamp Tubes ... (3) JJ/Tesla ECC83
Output Tubes ... Pair Sino EL34
Rectifier ... Silicon Blockhead "Batwing"
Tube Sockets ... Cinch or NOS Mil-Spec
Tube Retainers ... Blockhead Custom

CIRCUIT BOARD
Board Material ... Mil-Spec Phenolic
Tone Capacitors ... Blockhead Custom
Resistors ................ Various Carbon/Metal/Film, Allen Bradley, Ohmite
Potentiometers ... Clarostat 2W Mil-Spec Sealed
Filtering ... LCR, Sprague, Nichicon
Wiring ... Belden Silver Coated TFE Teflon
Switches ... Toggle Mil-Spec TAG SPST

CABINET
Dimensions ... Small Box Head
Construction ...Premium Baltic Birch, Dovetail Joints
Covering ... Black Vintage Levant
Grill/Fret Cloth ... None
Chassis ...Blockhead Aircraft-Grade Aluminum
Control Panel ... Blockhead Custom

ESSENTIALS
Handle ... Single, Top Mount Leather/Chrome
Knobs ... Gold Dome Knobs
Speaker(s) ... None
Speaker Wiring ... None
Amp Feet ... Black Heavy Duty
Indicator ... Red Dome

CONTROLS
Front ... ON/OFF, Standby, Separate Volume for Each Channel, Treble, Bass,
Middle, Tone Switch, Input Jack
Rear ... New Style Mini Bulgin Power receptor, (2) Fuse Holders, (2) Output Jacks, 4-8-18 ohm Output Selector
Footswitch ... None



© 2005 Blockhead Amplification LLC, New York