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Old 04-07-2011, 12:19 AM
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NewVista NewVista is offline
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Join Date: Jan 2010
Location: Milw, WI
Posts: 724
Quickie Vid Input for CTC 5

Installed this quickie Video input on a CTC-5 with bad tuner
(will also later try official RCA circuit others have posted)

*Lifted cathode & Plate resistors on V7b (Noise Inv half of 1st Video tube)
*Added these parts from this circuit off web under 1st Video Cath Follower tube
*Disconnected Vid Det wire wrap & connected this circuit to grid (may need DC Rest)
*Connected signal from 1st Vid cathode directly to Sync Sep C101 instead of thru Noise Inv (was surprised this worked as Noise Inv had gain?)
*Installed RCA socket in rear chassis existing gap
*Will add another RCA for audio
(all mods reversible & non-destructive)
Attached Images
File Type: jpg CTC VID 1.jpg (44.2 KB, 100 views)
File Type: jpg CTC5VID 006.jpg (115.2 KB, 75 views)
File Type: jpg CTC5VID 003.jpg (98.2 KB, 63 views)
File Type: jpg CTC5VID 005.jpg (118.7 KB, 80 views)
File Type: jpg CTC5VID 002.jpg (132.5 KB, 116 views)
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