A small audio test generator is very useful for quickly tracing a signal through an audio unit. Its main purpose is speed rather than refinement. A single sine-wave signal of about 1 kHz is normally ...

The Eico model 377 was a pretty common audio signal generator. [The Radio Mechanic] picked one up from 1956 that was in reasonably good shape, and shares a teardown and repair of the unit that you can ...

The Minirator MR-PRO, a handheld analog audio signal generator from NTI, continuously monitors the impedance of the connected load, the line signal balance, and the phantom power to allow rapid fault ...

It’s been a while since the last installment in our Know Audio series, in which we investigated distortion as it applies to ...

Saelig Company, Inc. has introduced the AG4151 - an economical, feature-rich, dual-channel multi-function generator which combines arbitrary waveform and function generation using Direct Digital ...