[volt-nuts] HP3458A SCAL hardware

[Mark Sims]

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. 		 	   		  
_________________________________________________________________
Hotmail is redefining busy with tools for the New Busy. Get more from your inbox.
http://www.windowslive.com/campaign/thenewbusy?ocid=PID28326::T:WLMTAGL:ON:WL:en-US:WM_HMP:042010_2