- on Test & Measurement
- Published in issue 12/2014 on page 80
Two Philips GM2308 Audio Signal Generators (1950, 1964)
Just beat it!
In the dark pre digital age it was hard to make a laboratory-grade audio signal generator that was affordable, stable, accurate, low in harmonics, and lightweight all at the same time. In the early 1950s the scientists at Philips Physics Labs, Holland could be relied on to come up with slightly quaint but technically charming solutions.