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 circuit provides two outputs of the same signal. One with the original phase and the other...
S1 changes the selection of the input signals in the circuit shown here. Other type of circuits,...
We found this relaxation circuit with diac in an opto-electronic documentation with diac....