[Test-Equipment] crystal checker

[Richard Knoppow]

----- Original Message ----- 
From: "Chris Trask" <christrask at earthlink.net>
To: "Discussion of Electronic Test Equipment" 
<test-equipment at mailman.qth.net>; "Discussion of Electronic 
Test Equipment" <test-equipment at mailman.qth.net>
Sent: Sunday, February 24, 2008 6:31 AM
Subject: Re: [Test-Equipment] crystal checker


>     Would there be any interest in a full-blown crystal 
> test set for measuring the crystal motional parameters 
> (Rx, Lx, and Cx)?  I had to design one of my own a year 
> ago for testing crystals when I was doing some work 
> designing crystal filters.  The test set published by 
> G3UUR does not measure the series-resonant frequency but 
> instead loads up the holder capacitance (Cs) so that the 
> parallel resonant frequency is very close to the series 
> resonant frequency.
>
>
>
> Chris

    You bet, can you post it to a web site somewhere?

---
Richard Knoppow
Los Angeles, CA, USA
dickburk at ix.netcom.com