[GreenKeys] CV-2460 Rack Ears?

W2HX w2hx at w2hx.com
Sun Jan 15 17:32:00 EST 2023


Hi all,

I spent the day working on this CV-2460/SGC. It is a very cool bi-directional signal converter (essentially both send and receive). I know K6YIC has one too.
https://w2hx.com/x/CV-2460/20230115_165841.jpg

Took quite some time to understand its behavior, but now I've got it. Yesterday I had it working FB in full duplex mode, 4 wire setup. Today I went to follow the instructions on how to strap it for half-duplex where there is only a 2-wire loop and all of a sudden things stopped working. Took the rest of the day to fix it. I just had to reseat some cards with some deoxit! Two separate problems and they went away. So now I will integrate it into the shack.

The plan is that this will be my TU for 850 Hz shift and real teletype machines. This is in contrast to using a PC with my Harris RF-3466A TU. That TU only accepts RS-232 +/-12V  or +/-6V but no current loop. I was seriously thinking about a CL <-> RS-232 converter, but it just isn't worth the hassle.  I'll leave the RF-3466A for PC work and use the CV-2460 for Teletype. I also have an ST-6 for 170Hz shift with real teletypes so I feel I'm covered.

I am looking for some 2U rack ears for this. The holes in the side are spaced 4mm front to back and 4.5mm top to bottom
https://w2hx.com/x/CV-2460/20230115_165903.jpg

Any chance anyone has something that could fit the bill? I've already checked a CV-483 but different hole spacing. I would prefer to get something that fits before modifying something or making something.

Thanks everyone!
PS. Other pix of this CV here: https://w2hx.com/?prefix=x/CV-2460/

73 Eugene W2HX
Subscribe to my Youtube Channel: https://www.youtube.com/@w2hx/videos

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