The transistor on this mixer can be any general-purpose transistor. The number of entries can be changed. We found it in an old documentation. Input and output cables must be shielded.
The basic purpose of this circuit is to apply an audio signal to a video carrier for sound and...
We found this circuit in Motorola's Circuit Applications for the Triac 1971 manual. The circuit is for ½...
This circuit for medium and short-wave ranges, according to the transistor used, was obtained in...