[TenTec] Re: Heil ProSet on Orion - reprise

[Ron Martin]

Hi Duane,

No PTT on any of the 4 Hiel based microphones. 


Ron .... NU1U 

Duane A Calvin writes: 

> Do you also use the PTT connections?   
> 
> Paul's words were that pin 2 should never be tied to chassis ground. 
> That is essentially what Heil's page recommends - a general
> recommendation, not Orion-specific.  (Pin 2 connects to the shield of the
> ProSet microphone cable.)  Also, Heil uses this pin as the return for the
> PTT switch, while Paul said this should go to chassis ground (i.e.,
> connector shell.)   
> 
> My original postings last month go into the detail of the problem - I
> won't repeat it here.  I do not think I have an RF problem, and still
> need to rule out ground loops.  That will hopefully happen this evening. 
> The PTT may have something to do with it (I use the Heil footswitch with
> their ProSet Ten-Tec adapter.)  I've gotten all kinds of suggestions,
> many conflicting, but all seemed to work for each person sending them. 
> Some said no problem was had, but I definitely have one with the ProSet
> and Heil adapter that is not there with 2 other Ten-Tec microphones.   
> 
> I'll let the list know what I find that fixes it on the off chance that
> someone else has the same problem later on. 
> 
>         73,  Duane 
> 
> . . . snip . . . 
> 
>> What's the issue?  I am curious....  
>> 
>> 
>> Ron ..... NU1U  
>> 
> 
> Duane Calvin, AC5AA
> Austin, Texas
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