Quote:
Originally Posted by Gleb
I developed a retrace blanking circuit and installed some sort of it in each antique TV. It's just a simple differentiating circuit which forms rectangular pulses from the vertical sawtooth fall and injects them into the brightness control. Of course, I made it out of vintage components so they are almost invisible in the original circuits.
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Would you mind sharing the details of this circuit?
Just curious.
Phil Nelson
Phil's Old Radios
http://antiqueradio.org/index.html