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ZL1ANM > YAESU 14.12.04 23:54l 20 Lines 669 Bytes #999 (0) @ WW
BID : ZL1ANM12
Read: GUEST DK7JY
Subj: Re: Yaesu, Built to FAIL
Path: DB0FHN<DB0RGB<OK0PPL<DB0RES<ON0AR<7M3TJZ<ZL2BAU<ZL1AB
Sent: 041214/2150Z @:ZL1AB.#11.NZL.OC #:6783 [AUCKLAND] FBB7.00g25 $:ZL1ANM12
From: ZL1ANM@ZL1AB.#11.NZL.OC
To : YAESU@WW
>From: GM0CSZ@GB7NOS.#76.GBR.EU
>To : YAESU@WW
>Pagers breakthrough interference can be combatted with (multiple) quarter
>wave coax stubs for 153 MHz. Just try. It doesn't cost much .
>And it is an interesting exercise
Another remedy is to build yourself a helical filter and insert it in
the coax feeder. Construction is not difficult, they're bi-directional
if you couple two of them back-to-back, and with care the Q can be 500
or more with very steep skirts, so the passband is circa 300 KHz or less.
73 de Neil, ZL1ANM
in Auckland.
T4 1.5à24
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