[Test-Equipment] LF Ailtech 7514 and noise sorce

Bob Roehrig broehrig at aurora.edu
Sun Dec 23 16:52:53 EST 2007


On Sun, 23 Dec 2007, Brooke Clarke wrote:

> The other way is to use a zener or better a noise diode.


Yes - in a pinch you can take a variable supply and feed the zener thru a 
high resistance. As you adjust about the knee you will get noise. I have 
also done the same thing with a reverse biased base/emitter junction.


                               Bob Roehrig
                     Aurora University    Telecom dept.
                            broehrig at aurora.edu
                          K9EUI  W9ZGP  WD2XSH/19
                     630-844-4898      fax 630-844-4222
                     "Nostalgia is a thing of the past"


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