Recording quality
microphone transformer designed for this excellent amplifier originally used by the Beatles at Abbey Road. Ratio 1:3.16 with -5 dB, -10 dB and -15 dB secondary taps. Very large 100% Mumetal core and thick Mumetal can. Colour coded leads. Primary inductance 15H approx -0.5 dB at 8 Hz with 200 ohm microphone. Can size 45 mm dia 52.5 mm high mounting grommet (Type 1295E) or 2 x M3 holes (Type 1295 I).