Friedman-designed Classic Rock Tone
In both channels of the Synergy Amplification Friedman DS preamp module, you'll find an impressive range of British-style gain that takes you from JTM-style crunch to 800-style grind. And like its namesake Friedman Dirty Shirley all-tube amplifier head, the DS preamp module's touch sensitivity is second to none. Roll back your guitar's volume knob for chiming cleans, then crank it up for thick, cascading drive that never loses clarity. And Dave Friedman designed this preamp module for Synergy, ensuring you experience the tone and performance of his top-tier amp in the studio and the performance-friendly DS preamp module.
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Synergy Amplification
Merriam-Webster defines synergy as "a mutually advantageous conjunction or compatibility of distinct business participants." With Synergy Amplification's combining of tube-amp talents that include Dave Friedman (Friedman), Joe Morgan (Morgan), Steven Fryette (Fryette and VHT), Mike Soldano (Soldano), and Peter Diezel (Diezel), the name is a perfect fit. Each product is painstakingly crafted by these titans of the tube-amp world, ensuring every nuance of their legendary amplifiers is translated to your tone. For the most iconic tones in the most convenient package possible, Sweetwater is proud to offer you Synergy Amplification.

Synergy Amplification Friedman DS Preamp Module Features:
- All-tube preamp module based on the Friedman Dirty Shirley amplifier head
- 2 channels offer switching between 2 preset tones
- 2 x 12ax7 preamp tubes ensure rich harmonic performance
- Easy to install and remove from Synergy preamp docks
- Dual/Single switch allows the module to be used with older Egnater and Randal modular amps