[Hallicrafters] 1.4 volts on coax connector HT-30

Bob Macklin macklinbob at msn.com
Thu Aug 8 11:44:54 EDT 2013


If you are not experienced at repairing this kind of equipment you will find 
the transmitter a real challenge.

Do you have the proper test equipment?

Bob Macklin
K5MYJ
Seattle, Wa.
"Real Radios Glow In The Dark"
----- Original Message ----- 
From: "Al Parker" <anchor at ec.rr.com>
To: "Robert Sauvan" <rsauvan at beyondbb.com>; "Hallicrafters" 
<hallicrafters at mailman.qth.net>
Sent: Thursday, August 08, 2013 7:31 AM
Subject: Re: [Hallicrafters] 1.4 volts on coax connector HT-30


> And you really oughta put a 3-wire cord on it so you're grounded properly 
> for AC.
> 73,
>
> Al, W8UT
> www.boatanchors.org
> www.hammarlund.info
>
> "There is nothing -- absolutely nothing -- half so much
> worth doing as simply messing about in boats"
> Ratty, to Mole
>
> On 8/8/2013 10:26 AM, Bob Macklin wrote:
>> What are you measuring between? Voltage on the coax connector of a two
>> wire powered unit is usually caused by the two capacitors across the
>> power cord.
>>
>> Are you sure the capacitors are really no there?
>>
>> The capacitors need to replaced by the PROPER type. Not just any 
>> capacitor.
>>
>> Bob Macklin
>> K5MYJ
>> Seattle, Wa.
>> "Real Radios Glow In The Dark"
>> ----- Original Message ----- From: "Robert Sauvan" <rsauvan at beyondbb.com>
>> To: "Hallicrafters" <hallicrafters at mailman.qth.net>
>> Sent: Thursday, August 08, 2013 7:09 AM
>> Subject: [Hallicrafters] 1.4 volts on coax connector HT-30
>>
>>
>>> Hi all,
>>> Got up this morning and put a volt meter on the coax connector on the
>>> back of the radio. It shows 1.4 volt ac across it. I would venture a
>>> guess that wouldnt be something that should be there. Im assuming this
>>> is why I am seeing a small spark when I put the coax on and off. I
>>> noticed this again when checking the fitting. Ron, K0IDT asked if the
>>> radio was a 2 wire power cord and if I had caps across the ac. It does
>>> have a 2 wire power cord, and it does not have the caps across the ac
>>> line. It clearly shows on the schematic that they should be there. So,
>>> I am going to put a couple on today. Possible cure? We will see.
>>>
>>> Bob-W0YBS
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>>
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