Designed by Gustav from PCB Grinder and Jakob Erland from Gyraf Audio, the Head Grinder is a parts kit for a boutique-style, high-gain headphone amplifier based around a pair of NE5534 ICs. The builder will need to supply an enclosure, mounting hardware/connectors, and power transformer with (2) 18V secondaries.
- Small footprint
- Low component count
- €64 for component/PCB kit
- Availabe on the PCB Grinder web store