[Elecraft] OT: Bird Wattmeter "meter failures"

Richard Fjeld rpfjeld at outlook.com
Sun Nov 22 02:31:06 EST 2015


I have found it necessary to apply some contact cleaner to a clean cloth 
and wipe around the slug socket
and slug to restore conduction.

Dick, n0ce

On 11/21/2015 9:44 PM, Ron D'Eau Claire wrote:
> If you want to rely on a piece of test equipment it MUST be serviced and
> calibrated regularly. The Bird wattmeter I carried as a marine radio service
> tech was calibrated annually without fail, or immediately after I dropped a
> slug! Banging on a slug it the quickest way to change the calibration.
> That's why they are kept in the spaces provide on the meter housing when not
> in use.
>
> All of the Birds I've seen in Ham's hands have calibration stickers many
> years old.
>
> 73, Ron AC7AC
>
>
>



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