The purpose of this 1967 Philips circuit is to produce a rectangular signal from a sharp pulse. The circuit makes use of an unusual component today as a base.
This incandescent bulb stroboscope was found in the February 1974 issue of Radio Electronics...
We found this circuit in Mullard's 1960s transistor manual. The circuit oscillates at 800 Hz, the...
This amplifier uses an integrated circuit from the 70s, which is no longer common on the market. The...