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gear giveaway

BSRI Audio Hydrazine Fuzz

The BSRI Audio Hydrazine is a modern take on the Harmonic Percolator fuzz circuit by an emerging Baltimore-based builder (BSRI stands for Baltimore Sonic Research Institute, but it's actually a one-person company). The Hydrazine employs NOS germanium and silicon transistors and germanium diodes found in the vintage unit, but through…... Click for more

BSRI Audio Hydrazine Fuzz

BSRI Audio TFZ Fuzz

The TFZ is a vintage transistor-based fuzz by Baltimore Sonic Research Institute (aka BSRI), a company whose name sounds like some kind of government-supported facility, but that's actually just one dude called David Gill who is into Doom Metal. Rather, it's more than a fuzz, since David wanted to create…... Click for more

BSRI Audio TFZ Fuzz