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Re: Tek tunnel diode pulser


Craig Sawyers
 

Risetime: 1 ns or less into 50 ohm
It uses 153-0038-00 tunneldiode which is a selected 152-0154-00 which
is also the reason Craig didn't have it his list.
That's interesting - thanks! I'll put that one on the list. The
152-0154-00 is used in a number of things, including the TU-5. The diode is
10mA/9pF, giving a switching speed of about 450ps, which is consistent with
the specification. Assuming wiring stray capacitance of 3pF, a composite
switching speed of 600ps comes out of the calculation.

Others interested in a roll-your-own might be interested that this diode is
also in the RM546, RM547, R544, R556, 1S1, 1S2, 21A, 22A, 544, 546, 547,
556, 7B70 and 7B71.

Craig

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