[GreenKeys] 43A-1 Test Meter?

[W2HX]

Sorry here are better pix https://w2hx.com/?prefix=x/TTY/43A-1%20Test%20Meter/


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

From: greenkeys-bounces at mailman.qth.net <greenkeys-bounces at mailman.qth.net> On Behalf Of W2HX
Sent: Friday, December 2, 2022 2:18 PM
To: Greenkeys <greenkeys at mailman.qth.net>
Subject: [GreenKeys] 43A-1 Test Meter?

Anyone ever run across this? I couldn't find anything on it

https://w2hx.com/x/TTY/43A-1%20Test%20Meter/20221202_141257.jpg

I picked it up thinking it could make a nice meter for tty loops. But I wonder what its original purpose was. I would have thought something TTY related would be +/- 100mA not just 0-100mA


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



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