> With Bird replacement meters at $70a pop, I'm hoping that a rescaled
> conventional meter and an op amp to drive it will do, with a copy of the Bird
> scale attached to the meter - I have a '2 holer' pick up line, and want the
> meters to make a pwr/SWR meter to rack mount in the antenna tuner/switch rack.
>
> 73
>
> Peter G3RZP
Hi Peter,
Henry has done this for years on their RF generators. They use a dual Bird
line section with op-amp driven 100 ua meters. The meter readings are accurate
and linear. No need for special scale.
(((73)))
Phil, K5PC
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