HW-9 question and wants..

[Brian]

Info like this is fantastic... and the list is great! Thanks Bill!

----- Original Message -----
From: "William Mabry" <n4qa at HOTMAIL.COM>
To: <HEATH at LISTSERV.TEMPE.GOV>
Sent: Friday, December 24, 1999 12:56 AM
Subject: Re: HW-9 question and wants..


> ----- Original Message -----
> From: Ron Emerson Kb9E <Rpemers at AOL.COM>
> To: <HEATH at LISTSERV.TEMPE.GOV>
> Sent: Thursday, December 23, 1999 10:22 AM
> Subject: HW-9 question and wants..
>
>
> > Hello all,
> >
> > I just aquired a nice HW-9, HM-9 and HFT-9.  Initial tests show the HW-9
> > receives and transmits on all bands except 10 meters.  It does have the
> > optional accessory pack installed with the WARC bands.  10 meters is
just
> > dead.  Any thoughts on why only 10 would go would be a big help before I
> tear
> > into it.
> >
> > Also,  I would like to add the PSA-9 power supply and SP-99 station
> speaker
> > to help complete my qrp station.  If anyone wants to part with either of
> > these items let me know condition and price.
> >
> > Thanks and Merry Christmas to all and 73'
> >
> > Ron
> > KB9E
> >
> > Sponsored by the City of Tempe
> >
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> Sounds like your problem lies on the oscillator board in the ten meter
> section of the HFO.
> Look for a bad xtal at Y108 ( 42.830 Mhz ) or improper tuning of L132,
L116,
> L117 or bad diodes or improper biasing of same at D136, D137, D116, D117.
> Solder joints should be checked, too as well as SW1, section 8... the one
> with the grey wire.
> Transmit / Receive freq. formula:  HFO - VFO - BFO = transmit/ Receive
freq.
> Hint: BFO runs at IF freq., (  APPROXIMATELY 8831 kHz ).
> 73 and good luck.
> Bill N4QA
>
> Sponsored by the City of Tempe
>
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Sponsored by the City of Tempe 

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