[time-nuts] problem with Efratom FRS-C from eBay

[Hal Murray]

> The unit that I received does not show TTL after the frequency and the
> scope output looks like a cross between a sinewave and a ringing
> square wave.  I have about 13 feet of RG174 between the FRS and the
> measurement equipment so who knows.

Do you have a terminator at the far end of the coax?

What does it look like with a scope directly at the unit without any coax?




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