Settings like to this can be found elsewhere in this section. This was found in an American documentation from the 70s. The integrated parts used are from that time.
This audio-driven relay was published in the July 1977 issue of Radio Electronics magazine. The...
This circuit can be used for signaling a panel with a common incandescent lamp. The lamp will...
This crystal oscillator is indicated for the calibration of IF steps of common radio receivers. The...