[volt-nuts] HP3458A SCAL hardware
Poul-Henning Kamp
phk at phk.freebsd.dk
Tue Jun 22 17:47:38 UTC 2010
In message <BLU125-W52C2E2E83EF2C57D95E43CEC40 at phx.gbl>, Mark Sims writes:
>I would go the 50 ohm route. Also, it might be best to skip the relays/
>switches. Build separate boards for each attenuation factor.
>You will have better repeatability and control of the attenuation.
My assumption was that the relays would be more repeatable than the
connectors and different boards etc.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG | TCP/IP since RFC 956
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