Yeah I saw that, but I'm a bit reluctant to blindly pay USD 50 for something 
that might not even have any detail on what I'm looking for. After all, I don't 
need a full manual, and certainly not a collector-worthy copy. I just need this 
specific information.
> On 7 Nov 2024, at 22:30, Wayne S <wayne.su...@hotmail.com> wrote:
> 
> There are some available on ebay. Just search “hp 2640b”
> 
> Sent from my Dec Alphastation 200.
> 
>> On Nov 7, 2024, at 11:41, Sytse van Slooten via cctalk 
>> <cctalk@classiccmp.org> wrote:
>> 
>> Hi all,
>> 
>> I have a HP 1640B that I'm trying to get to work. However I can't find any 
>> information about it, and while the machine itself it straightforward enough 
>> (and I remember enough from when I was using it in my first dayjob) I can 
>> not find anything about how to use the GPIB interface that it has.
>> 
>> The reason I'm interested is, we've finally managed to add GPIB support to 
>> the PDP2011-MINC fpga implementation, and I'd like to test against a 
>> different target than the relatively modern Philips/Fluke counter I'm now 
>> using. And the 1640B is the only other GPIB instrument I have...
>> 
>> The HP doesn't seem to know the ID? command (that causes an error message on 
>> the screen). It does respond to a newline (the standard 
>> is-this-listener-present test that the MINC code implements), so at least 
>> something is working.
>> 
>> Does anyone here have any docs on the HP 1640B? It'd be very helpful at 
>> least to know which GPIB commands are implemented.
>> 
>> thanks in advance!
>> 
>> Sytse

Reply via email to