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 <bro...@pacific.net> 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? > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.