[R-1051] OFF FREQ

Mon Apr 25 12:12:21 EDT 2011

Warmed up now 24 hrs and only 1 kc

----- Original Message -----
From: Francesco Ledda 
Date: Monday, April 25, 2011 11:39 am
Subject: Re: [R-1051] OFF FREQ
To: R-1051 Discussion Group 
Cc: R-1051 Discussion Group 

> OK, why is it 1.5 kHz off? I would understand any multiple of 1 kHz.
> 
> Sent from my iPhone
> 
> 
> On Apr 25, 2011, at 10:18, tgrieco at optonline.net wrote:
> 
> > No-six pack fine. Just need to loosen slack on one chain. 
> Let's I am reading 14,254, I need the dial far right to read 14,253.
> > 
> > ----- Original Message -----
> > From: Francesco Ledda 
> > Date: Monday, April 25, 2011 9:10 am
> > Subject: Re: [R-1051] OFF FREQ
> > To: R-1051 Discussion Group 
> > Cc: R-1051 Discussion Group 
> > 
> >> 1.5 kHz off? It sounds like a bad six pack!
> >> 
> >> Sent from my iPhone
> >> 
> >> 
> >> On Apr 25, 2011, at 7:00, tgrieco at optonline.net wrote:
> >> 
> >>> Good morning Mike. I managed to zero beat using a steady 
> RTTY 
> >> signal yesterday. I am off by 1.5 kc. I know which dial needs 
> to 
> >> be turned, but unable to loosen up the chain enough to spin. 
> >> With the unit flipped up to view the bottom upright, the far 
> >> left chain needs to be loosened. Tried, but even a loose 
> idler 
> >> gives me no slack. If I loosen the screw in the yoke, can I 
> >> slide the wheel forward a bit to give me the slack I need?
> >>> Tim 
> >>> 
> >>> ----- Original Message -----
> >>> From: tgrieco at optonline.net
> >>> Date: Sunday, April 24, 2011 11:33 am
> >>> Subject: Re: [R-1051] OFF FREQ
> >>> To: R-1051 Discussion Group 
> >>> 
> >>>> For the moment it seems to be fine. I had to loosen the 
> outer 
> >>>> knob lock nut and take up (ccw) inside the nut so it would 
> >> pull 
> >>>> the shaft into the conical gears for a better fit. I did 
> tap 
> >> the 
> >>>> shaft easily with a plastic/rubber hammer to pus over a 
> bit. 
> >>>> Once the chain was adjusted it seems pretty good. 
> >>>> I did try WWV on 20 quickly, but band conditions not so 
> good 
> >> at 
> >>>> the time and will try again.
> >>>> Thanks
> >>>> Happy Easter 
> >>>> Tim
> >>>> ----- Original Message -----
> >>>> From: mikea 
> >>>> Date: Sunday, April 24, 2011 11:14 am
> >>>> Subject: Re: [R-1051] OFF FREQ
> >>>> To: R-1051 Discussion Group 
> >>>> 
> >>>>> On Sun, Apr 24, 2011 at 02:43:54PM +0000, 
> >>>> tgrieco at optonline.net wrote:
> >>>>>> Mike,
> >>>>>> The highlighted area is where I am stuck now. I have no 
> >>>> signal 
> >>>>> generator-any other way?
> >>>>>> 
> >>>>>> .> Getting it back in tune is relatively easy: set the 
> >> knobs 
> >>>>> up for a given
> >>>>>> .> freq, set a siggen to that freq and inject it into the 
> >>>> RX, 
> >>>>> loosen the idler 
> >>>>>> .> and turn the correct gear on the underside of the RX 
> >>>> until 
> >>>>> the siggen
> >>>>>> .> comes in. Once you've got everything set right, cinch 
> >>>> down 
> >>>>> that idler. 
> >>>>>> .> 
> >>>>>> .> Let us know how this comes out.
> >>>>> 
> >>>>> Yes. Set the rig to a WWV frequency (2.5, 5, 10, 15, 20 
> >> MHz), 
> >>>>> attach an
> >>>>> antenna that is good on that freq., and tweak the correct 
> >> gear 
> >>>>> as above. 
> >>>>> 10, 15, or 20 MHz probably will be your best bets, but 
> which 
> >>>>> depends on
> >>>>> your location and the time of day. 
> >>>>> 
> >>>>> What was the problem with the knob/shaft/gear? 
> >>>>> 
> >>>>> -- 
> >>>>> Mike Andrews, W5EGO
> >>>>> mikea at mikea.ath.cx
> >>>>> Tired old sysadmin 
> >>>>> ______________________________________________________________
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