[time-nuts] Fast Rise/Fall Time Pulser

Bruce Griffiths bruce.griffiths at xtra.co.nz
Tue Oct 10 16:20:06 EDT 2017


It appears to be merely an ECL comparator;
https://www.eevblog.com/forum/projects/yet-another-fast-edge-pulse-generator/

Bruce
> On 11 October 2017 at 09:14 Magnus Danielson <magnus at rubidium.dyndns.org> wrote:
> 
> 
> Hi,
> 
> On 10/10/2017 09:42 PM, Brooke Clarke 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.
> > 
> 
> Looking at the pictures, it seems like the surface mounted chip marked 
> AJK AAA is the driver-chip that connects through a capacitor over to the 
> centerlead of the BNC output.
> 
> Some form of driver, and setup such that amplitude scale can be controlled.
> 
> Cheers,
> Magnus
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