Synergy Fryette Pittbull Ultra Lead Module 2-Channel Preamp Module 2-Channel Tube Preamp Module With 2 X 12AX7 Preamp Tubes, Dual Gain/Volume Knobs,

Synergy SYN-20IR 20-Watt 3-Channel Tube Head With Fryette Deliverance Module 2-Channel Preamp Module 20W, 3-Ch Tube Amplifier Head With 1 Preamp

Synergy SYN-20IR 20-Watt, 1 X 12-Inch Combo Amplifier With Fryette Deliverance Module 2-Channel Preamp Module - Driftwood/Oxblood, Sweetwater 20W,

Synergy Fryette Deliverance Preamp Module