Logic Analysers

Jim Brain brain at jbrain.com
Thu Feb 2 17:49:57 CST 2017

On 2/2/2017 5:21 PM, Chris Hanson wrote:
> On Feb 2, 2017, at 10:43 AM, Fritz Mueller <fritzm at fritzm.org> wrote:
>> I bought a used 1662 off eBay for cheap, and it has been indispensable for the work I've been doing on a PDP-11.  I think the external clock is often a pretty critical feature in being able to sensibly interpret traces.  Sophisticated triggering is also very useful for catching a suspected  misbehaving chip in the act.
>> I had considered some of the more modern USB options at the time because it seemed they would be convenient, but in the end I opted for a used old-school tool because it had the features I needed at less actual cost.  I have not regretted the decision -- super useful tool!
> My HP 1660CS with Ethernet has ensured I’m not even remotely interested in one of the USB options, between having 136 channels and way higher bandwidth.
> Even one of the models without Ethernet would be worthwhile since they’re straightforward to interface with via serial or GPIB.
>    -- Chris

Hmm, I'm not sure I'd say that.  I have a 1650, but the memory depth is 
not enough to quickly grab issues.  A Logic or Logic 16 can dump a ton 
of data into the PC, where it is easy to look at.


Jim Brain
brain at jbrain.com

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