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Old 01-11-2019, 09:48 PM
wa2ise's Avatar
wa2ise wa2ise is offline
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Join Date: Dec 2002
Location: USA
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I like the Channel Master CM7000, as it has S-video, and I figured out how to turn off the chroma (remove cap CV6, and connect a 0.1uF cap to pin 4 of chip UV1 and the other end of the cap to ground, or the center leg of a SPDT switch, with one end of the switch to ground, and the other to the chroma signal to make it color or B&W switchable) before it hits its TV modulator.

Good for feeding B&W TV sets, especially the late 40's early 50's sets.
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Last edited by wa2ise; 01-11-2019 at 11:30 PM.
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