buying an oscilloscope

[Dave McGuire]

Tony Duell wrote:
> About 15 years ago, we got a new Tek CRT 'scope where I was working. I 
> tried it out, and to me the trace wasn't sharp. I complained to Tek, who 
> claimed it was within spec, and asked what I was comparing it against.
> said 'My old 555 at home'. Their comment was that the old 500 series had 
> wonderfully sharp traces (if correctly set up), and nothing afterwards 
> comes close...

   The only one I've seen that does (my first was a 545A) is the 453. 
NOT the -A variant, but the original 453.  Fantastic trace quality.

>>  Now, if you could find an HP LogicDart cheap somewhere ......?
> 
> Good luck :-). That's a wonderful instrument that was totally 
> mis-marketed by HP, so nobody tired to buy them until it was too late :-(

   I agree.  They fetch serious money on eBay.  HP has a history of 
discontinuing products when there's still significant demand.  Dumb, 
dumb, dumb.

                -Dave

-- 
Dave McGuire
Port Charlotte, FL