On 8/20/23 12:43, Glen Slick via cctalk wrote: > On Sun, Aug 20, 2023, 12:05 PM John H. Reinhardt via cctalk < > cctalk@classiccmp.org> wrote: > >> Hello all. I looking around for a Logic Analyzer for doing (mostly) DEC >> QBus/UniBus stuff. Being the way I am I want something with enough lines >> to handle the most of the signals so I'm guessing something with roughly >> 80-ish channels. I think that lets out all/most of the USB based LA. I've >> looked around and it seems the the HP/Agilent 16700 series (16700B/16702B) >> are probably what I want. I've also seen the 1670G which also seems quite >> doable. I've seen a lot of posts at the EEVblog and it seems I missed >> possibly the golden age of 16700 LA by a few years price-wise. >> >> What I'm wondering is if there is something specific I should be looking >> for, or opinions on which LA is more suitable. Or even if there is a >> different make of LA to look for. >> >> Thanks in advance for your help >> >> John H. Reinhardt >> > > Where are you located? That can have a large impact on the cost of > acquiring a large 16700-series logic analyzer. For example, I have more of > those than I need in the Seattle area. A local deal might work out well, > but if shipping is involved that can quickly get too expensive. > > If bench space is limited, a 1670G takes up a lot less, and is completely > self contained and easier to move around and set up. On the other hand, a > 16700-series is more flexible, and if you have space to set up an external > monitor you can see a lot more data on the screen at the same time without > scrolling around.
And to think that the old guys had an analogue lab scope and that was about it. Personally, I find that setting up a logic analyzer to be a last resort--all those damned wires to get right, then setting up capture... --Chuck
