The Soldano SP-77 Series II is a rackmount valve preamp that bottled the fire of the SLO-100 into two channels of searing tone. With Clean and Overdrive modes, it moves from sparkling, articulate cleans to the tight, saturated distortion that put Soldano on the map. Beloved in the late 80s and 90s by players chasing that high-gain roar without lugging a full head, it became a studio staple for its punchy midrange and smooth sustain.
SPECS
- Two-channel valve preamp
- 12AX7 tube complement
- Clean and Overdrive modes
- Independent EQ controls
- Rackmount 1U format
- Made in Japan
- Weight 4.5kg
- Produced early 1990s
Video: https://youtu.be/ShICVjOkbNU
Product Specs
- Item Number: 39111
- Make: Soldano
- Model: Series II Guitar Preamp SP-77
- Condition: Very Good
- Finish: Chrome
- Categories: amps β guitar-preamps
- Made In: Japan
- MPN: 28497 fender




