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G0FTD > TECH 15.03.05 01:26l 26 Lines 635 Bytes #999 (0) @ WW
BID : 229819G0FTD
Read: GUEST DG9NBR
Subj: Re: g8mny's quality xtal set.
Path: DB0FHN<DB0MRW<OK0PPL<DB0RES<DK0WUE<7M3TJZ<PY1AYH<CX2SA<GB7YFS<GB7CIP<
GB7SXE
Sent: 050314/1236Z @:GB7SXE.#38.GBR.EU #:24805 [Hastings] FBB7.00i $:229819G0FT
From: G0FTD@GB7SXE.#38.GBR.EU
To : TECH@WW
VE1EX wrote:-
> Would like to adapt the crystal radio design submitted by
> g8mny for operation on shortwave. Can anyone tell me the
> necessary changes, mod, for doing this? thanks.
Yes - me.
Didn't you see my earlier reply ?
> Make coil 2.5uH and resonate with a 30-300pF capacitor.
>
> This will allow approx 6Mhz - 18Mhz to be tuned.
>
> The coil can be made by using a former 50mm long and 40mm in diameter.
>
> Plonk on 10 turns of wire and thats it.
>
> Happy listening (not sure what you'll hear with a crystal set but at
> least it will be educational.)
>
> - Andy -
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