Acme Audio MTP-66 Tube Desktop Microphone Preamp 1-Channel Tube Preamp/DI With Acme Audio/Triad Input Transformer And Cinemag Output Transformer

Friedman IR-X Dual Tube Preamp And DI 2-Channel Pedal-Style Tube Guitar Preamp/DI With Power Amp Simulation, IR Loader, Effects Loop, And MIDI

Drawmer 1960 2-Channel Tube Microphone Preamp & Compressor 2-Channel Vacuum Tube Microphone / Instrument Preamplifier/Compressor

ENGL Amplifiers Modern Rock Preamp E530 Guitar Preamp 4-Channel Tube Guitar Preamp With Stereo Serial FX Loop, 1.5-Watt Stereo Power Amp, And Stereo

Marantz 7 12AX7B ECC83 Tube Preamplifier Audio Stereo Vacuum Tube Preamplifier For Hifi Amplifier

Synergy Friedman DS 2-Channel Preamp Module Tube Preamp Module With 2 Channels, 2 X 12Ax7 Preamp Tubes, And Dual/Single Switch

Universal Audio 710 Twin-Finity Microphone Preamp Tube/FET Preamp And DI With Tone-Blending Knob, Dual Gain Stage Settings, And Discrete JFET DI

Synergy Soldano SLO 2-Channel Preamp Module Tube Preamp Module With 2 X Channels And 2 X 12Ax7 Preamp Tubes

Universal Audio 4-710D 4-Channel Microphone Preamp & Compressor 4-Channel Tube/FET Preamp And DI With Tone Blending Knob, And 8-Channel

Synergy Peavey 6505 2-Channel Preamp Module 2-Channel Tube Preamp Module With Per-Channel Gain, Volume, 3-Band EQ, And Lead/Crunch Controls

Dyna Pas-3 Vacuum Tube Preamplifier / Control Amplifier Maintained

Synergy Z Wreck 2-Channel Preamp Module 2-Channel Tube Preamp Module With Per-Channel Volume, Master, 2-Band EQ, Cut, And Speed/Comfort Controls

Aiyima Tube T7 Audio 6N3 Tube Preamp Bluetooth 5.0 Warm Vacuum Buffer Preamplifier With Treble Bass Tone For Home Theater System Hifi Stereo Vacuum Bi

Universal Audio LA-610 Mk II Tube Channel Strip Vacuum Tube Microphone/Instrument/Line Preamp With EQ And Optical Compressor

Synergy Friedman BE-DLX 2-Channel Preamp Module 2-Channel Tube Preamp Module With Per-Channel Gain, Volume, 3-Band EQ, Saturation, And BE/HBE

ART Digital MPA II 2-Channel Tube Microphone Preamp 2-Channel Tube Microphone Preamplifier With 48V Phantom Power, Selectable Input Impedance,

Ruby ECC83 (12AX7A) Tube Preamp

Synergy T/DLX 2-Channel Preamp Module Tube Preamp Module With 2 X Channels, Dual Bright And Tight Switches, Independent EQ, And 2 X 12Ax7 Preamp

Fishman Tonedeq Acoustic Instrument Preamp With Effects Acoustic Instrument Preamp DI With 3-Band EQ, Low Cut Filter, Compressor, Boost Function,

Synergy DRECT 2-Channel Preamp Module 2-Channel Tube Preamp Module With Per-Channel Gain, Volume, 3-Band EQ, Presence, And Orange/Red Controls

Vintage Vacuum Tube Fm Radio Tuner Home Stereo Audio Preamp Wireless

Hifi Class A Vacuum Tube Pre-Amplifier Bluetooth Stereo Audio Preamp