I built one, and later saw a simpler one. Very fast, very simple. I think my
total cost was a few cents.
Google TDR DIY pulser. One from an old magazine (Jim Williams) looks pretty
good, using collector breakdown of a 2N2369. The one I made used one IC and a
few resistors.
Bob
On Tuesday, October 10, 2017 1:02 PM, Brooke Clarke <[email protected]>
wrote:
Hi Larry:
How does it work.
When I was working with microwave semis it was either a tunnel diode or a Step
Recovery Diode.
--
Have Fun,
Brooke Clarke
http://www.PRC68.com
http://www.end2partygovernment.com/2012Issues.html
-------- Original Message --------
> There has been discussion recently about generating fast rise/fall time
> pulses by various means. Here is a link to a
> Leo Bodnar device that will provide <40 ps rise/fall time, 50% duty cycle, 10
> MHz pulses:
>
> http://www.leobodnar.com/shop/index.php?main_page=product_info&cPath=124&products_id=295
>
> This is built on a small PWB with integral BNC connector, powered by 5 vdc
> through a USB B connector; a trigger output
> is provided. Price is US$68.
>
> I've ordered one of these for testing.
>
> Is anyone here using one of these?
>
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