[TenTec] Orion Update

[Dr. Gerald N. Johnson]

I'm not a great fan of the IDC connectors, I'd prefer soldered or 
crimped because I've had IDC let me down.

73, Jerry, K0CQ

On 1/23/2011 1:03 PM, Ron Castro wrote:
> The RIT has been a persistent problem with the Orions and I believe after
> fixing the problem here that it is the connectors that tie the boards in the
> front panel together to form a sort of sandwich.  Others have noted that the
> pins in the two big ribbon cable connectors might have needed some minor
> realignment, or that the connectors might not be completely 'punched down'
> into the ribbon cable copper.  Playing with those cable connectors did seem
> to have some effect, but I think the bigger issue is oxidation on the
> board-to-board connectors.
>
>              Ron  N6IE
>         www.N6IE.com
>
> ----- Original Message -----
> From: "K8JDC"<K8JDC at sbcglobal.net>
> To:<tentec at contesting.com>
> Sent: Sunday, January 23, 2011 6:19 AM
> Subject: [TenTec] Orion Update
>
>
>> Well, my Orion is still acting flaky.  Having worked on it and thought
>> about it, I think it's related to the widely-reported RIT issue.  My RIT
>> has never worked and I never used it until the last week.  So, I pushed
>> gently on the front panel to get it to work a few days ago and then my
>> bigger problem with the receiver stopping started a day or two later.
>> After I thought it was working okay from snugging the screws, I noticed
>> I could induce it to freeze by pushing on the front panel over on the
>> left side or lightly tapping on the plastic there.  So, in general,
>> flexing of the front panel and related boards is the issue so I started
>> suspecting the connectors between the boards much like the RIT deal.
>>
>> I took the top board off last night and gave the connectors a treatment
>> of Deoxit D100 (needle applicator) and put everything back together.
>> Now, it's worse.  But I think that may just mean that I'm hitting on the
>> real issue now.  I can get the receiver to work by gently flexing the
>> boards which is probably related to the connectors between those
>> boards.  So, later today, I'll probably take the top board off again and
>> look closer at those connectors.
>>
>> Dave
>> K8JDC
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>
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