>
>> Jerry said:
>> >as I can Make the forms from PVC Pipe
>
>Peter said:
>> PVC isn't the best material for the job: if you can get some
>> fibreglass, that's much better - less loss.
>
>The loss difference is generally insignificant, because the primary
>field in the PVC is the magnetic field unless you are unwisely
>placing PVC where the electric field is highly concentrated.
/ So for QRP, PVC is good enough. For QRO, maybe not. In my
experiences with the 8170 20db amplifier (a.k.a. the "Plywood Box"),
white PVC ignited and burned.
>...
- R. L. Measures, 805.386.3734,AG6K, www.vcnet.com/measures.
end
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