[R-1051] OFF FREQ

Francesco Ledda frledda at att.net
Mon Apr 25 14:04:40 EDT 2011 

Normally, the warm up time is about 15 mins.

Sent from my iPhone


On Apr 25, 2011, at 11:12, tgrieco at optonline.net wrote:

> 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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