[time-nuts] OT: Prologix GPIB and HP3478A...
Didier Juges
didier at cox.net
Tue Nov 27 23:47:34 EST 2007
Chuck,
Sending
++addr 09;
++read 10;
with my Prologix to the HP 3478A returns a single reading just fine.
Didier KO4BB
> -----Original Message-----
> From: time-nuts-bounces at febo.com
> [mailto:time-nuts-bounces at febo.com] On Behalf Of Chuck Harris
> Sent: Tuesday, November 27, 2007 9:34 PM
> To: Discussion of precise time and frequency measurement
> Subject: [time-nuts] OT: Prologix GPIB and HP3478A...
>
> Hi Gang!
>
> I just bought a Prologix GPIB <-> USB converter model,
> version 5.00, and I am having some problems. It works fine
> on some of my instruments, but it just locks up when I hook
> it to an HP3478A DVM. The DVM is known good, and works great
> with my HP85B (doesn't everything?).
>
> Basically, if I do any commands that require bus activity,
> the Prologix locks up and refuses to respond to even the
> ++ver command. When I unplug the HP3478A, the Prologix once
> again finds its happy spot, and responds normally.
>
> Any ideas?
>
> -Chuck Harris
>
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