If the signal is definitely monochrome composite video (no reason to doubt
you), any CRT monitor used for CCTV surveillance/monitoring, small TV with
Video input, or even plain TTL amber-green CRT monitor will display your
I forget the pins used for using composite video with a TTL monitor, but the
pinout should be widely available online, try the SER
There are new CRT video monitors available for considerbly less than the
cost you mentioned, and used ones can be found for almost nothing.. I think
I paid 4 or $5 for a working 10" B/W mono monitor a while ago (hamfest or
Many surplus electronics components suppliers used to sell new, bare CRT
monitors (no enclosures) really cheap years ago, maybe some still do. Amber
or green screens shouldn't matter, since they were really cheap.
BTW, avoid attempts at using a TV that has no video input jack as an
improvised monitor, as some TV chassis have line voltage live/hot grounds in
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