This amplifier, whose mounting on a printed circuit board was described in Radio Electronics of October 1960, has 35 W of power. The power supply uses a transformer and a set of 5 tubes.
This TTL divider divide by 0 to 9 the frequency of a signal applied to its input. Maximum...
This circuit was found in a 1980s Intersil documentation. The integrated circuit used is not...
We found this circuit in the January 1992 issue of Radio Electronics magazine. The circuit...