Magnetic Tape Amp
- Model 38 <> Magnetic Tape Preamplifier Equalizer <> 3-12mH Tapeheads, +24V, EQ
- Model 350P <> Mic or Solar-cell Preamplifier <> M.P. Projector
- Model 365P <> Magnetic Tape Preamplifier Equalizer <> 3-12mH Tapeheads, ±24V, EQ
- Model 365PE <> Magnetic Tape Preamplifier Equalizer <> 3-12mH Tapeheads, ±24V, EQ, Transformerless
- Model 380 <> Magnetic Tape Preamplifier Equalizer <> 200mH-1H Tapeheads, ±24V, EQ
- Model 425 <> D.C. Operational Amplifier <> General Purpose
- App <> Self-Resolver for Tape Recorders
- App <> 4.5 H Magnetic Play-Back Head Preamplifier