This interesting circuit for analog TV selects the first line of a frame. The circuit was found in a 1967 Electronic Design. A modern equivalent transistor can be tried.
This circuit was found in a Popular Electronics of the 90's. The circuit makes use of common...
We found this circuit in a 1997 publication, but by the components used it can still be assembled today...
This circuit was found in a 73 magazine for radio amateurs from the 90s. The circuit uses high...