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A FET preamp feeding a tube power section, pushed into clipping is at the heart of the Dumble tube amps. The Overtone Special (OTS) and Steel String Singer (SSS
by jackhack 8y ago
A FET preamp feeding a tube power section, pushed into clipping is at the heart of the Dumble tube amps. The Overtone Special (OTS) and Steel String Singer (SSS) are among the most desirable and most expensive guitar amplifiers in the world with models selling for $50,000 to $100,000+
- diydsp 8y agoAlso the tube pre-amp stage in the Dean Markley RM 80 DR is absolutely gorgeous sounding, as corroborated by its intricate tone-shaping in the schematic. My friend and I use it with keys and synths without even touching the transistor output stage.