Rich Measures wrote:
> The two end-caps amount to a shorted turn, which presumably obviates the
>"usual formula".
>
They will have some effect, but not a large one because the magnetic
coupling is not very tight in a solenoid that doesn't have a magnetic
core. That's also why you can use a shorting band-switch on your PA tank
inductor.
73 from Ian G3SEK Editor, 'The VHF/UHF DX Book'
'In Practice' columnist for RadCom (RSGB)
http://www.ifwtech.demon.co.uk/g3sek
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