Hawk HR-12 Spring Reverb Tremolo This allows the use of

This allows the use of effects (in the demo we're using the lovely Echoplex EP-2 for delay)

Power regulators replaced with new units and flexible leads to the PCB

well made and looks great

but also to make it quieter in operation

Korg FK-1 unit

Hawk HR-12 Spring Reverb Tremolo This allows the use ofVintage Japanese spring reverb serviced, modified with wet out, and in great working order. A simple unit but a great spring sound; dating from the late 60s or early 70s from the excellent Hawk Technical Works Co. Serviced and working well. Modified by our tech with a wet only switch. Requires a 12v Centre Negative power supply (not included). Condition good overall condition, serviced and working well. Has some some scuffs and scratches to the case