[sdiy] Logic Analyzer Advice

[charlie]

sigrok is a great resource. https://sigrok.org/wiki/Main_Page the protocol
decoders page will give you a lot of examples of what can be done and lots
of hardware on there to choose from.

https://sigrok.org/wiki/Supported_hardware#Logic_analyzers

you can get them super cheap since its basically a usb  gpio gateway i've
seen them as cheap as 10-1$ usd on amazon

On Fri, 16 May 2025 at 10:26, Terry Bowman via Synth-diy <
synth-diy at synth-diy.org> wrote:

> I need to repair some old frequency counters and whatnot. It sounds like a
> job for a logic analyzer but I've never actually used one.  What would be
> wonderful is the ability to put a clip on the counter DIP, tell it what
> chip it is and then watch it count away in hexadecimal. Someone told me
> that this is "decoding" the data which makes sense. Anything that doesn't
> require me to do any mental gymnastics is ESSENTIAL. I'm not rich but I'll
> pay for what I need. Anything less is a waste of time.
>
> What would be best for this? I'm sure there are factors that I'm not even
> aware of. PC based is an option as I'm going to put a 32" monitor on my
> bench. I have a line on a beautiful old HP DSO that's a dream to use and
> has one built in but there's no "decoding".
>
> The counters in question have Nixie tubes in them. Some go down to 1Hz so
> they're not bad for fooling around with trans-AF. I have an LED model that
> I'll practice on first.
>
>
> Terry Bowman, KA4HJH
> "The Mac Doctor"
>
> https://www.astarcloseup.com
>
> #1: There is no substitute for good tools;
>
> #2: Always use the right tool for the job.
>
> Linn Westcott
>
> ________________________________________________________
> This is the Synth-diy mailing list
> Submit email to: Synth-diy at synth-diy.org
> View archive at: https://synth-diy.org/pipermail/synth-diy/
> Check your settings at: https://synth-diy.org/mailman/listinfo/synth-diy
> Selling or trading? Use marketplace at synth-diy.org
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://synth-diy.org/pipermail/synth-diy/attachments/20250516/5032b077/attachment.htm>