Dynaco SCA-35 - Left preset

Verified · 90/100 confidence. Complete schematic. All component values readable. Parameters derived directly from the circuit.

The Dynaco SCA-35 is a stereo integrated amplifier (combined preamplifier and power amplifier) from Dynaco of Philadelphia, available as a kit or factory-built unit. Delivering 17.5 watts per channel using EL84 output tubes, the SCA-35 was a popular and affordable hi-fi solution for the home stereo market. It is now prized by audiophiles and guitarists alike for its musical EL84 character.

Tags: american, vintage.

Schematic-derived preset files for 16 Fractal and Line 6 modelers: Axe-Fx II/XL/XL+, Axe-Fx III, FM3, FM9, and the full Helix family (Floor, LT, Rack, HX Stomp, HX Stomp XL, Native).

Gridleak extracts amp parameters from original circuit schematics using AI vision — component values, gain staging, tone stack topology, tube types — then generates native preset files for every supported modeler. Every extraction is scored 0–100 and the score is published.