Heritage Audio 73 Jr. II

Heritage Audio 73Jr II preamp; 500 Series Module; 80dB Class A microphone preamp; selectable input impedance, ideal for ribbon microphones; 50dB Class A line preamp; discrete Class A J-Fet DI input with high input impedance; Class A single ended; 2N3055 output stage; 20dB pad; phase reverse; low cut; variable hi-pass filter 20 - 220 Hz; +48V phantom power switchable; output control; Carnhill input and output transformer; 500 Series Module

https://heritageaudio.net/catalogue/73jrii/