[Test-Equipment] Xtal Tester

[Glenn Little WB4UIV]

Socket the oscillator transistor and you also have a transistor tester.
If the transistor will oscillate at the crystal frequency you have a 
guess as to the frequency that you can use the transistor for.

73
Glenn
WB4UIV

At 01:25 PM 3/18/2013, you wrote:
>Hi Joe.
>
>In the July 1964 issue of CQ magazine page 30  there is an construction
>article for a crystal tester.  Below is a quote from a blurb on the title
>page.
>
>
>
>"The simple device described below was built to determine the condition of
>the many crystals around the shack."
>
>
>
>W6BLZ EH Marriner was the author.
>
>  The simple circuit uses a 6AH6 pentode with a ma meter in the control grid
>circuit.  If there is some interest I will scan the article for anyone who
>wants it.
>
>Jerry
>
>W2JI
>
>
>
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