[Elecraft] XV50 problem... problem solved !!

[Jean-François Ménard]

First of all, thanks to everyone who help me out !!!

Problem solved !!

Finally, I changed Q3 and C28 and everything is now working A++++

Best 73

J-F VA2VYZ

Le 07-01-13 à 11:30, Jean-François Ménard a écrit :

> Worst than that.... I just connect my wideband NGen... I'm using my  
> rf probe too....
>
> Now,
>
> NGen OFF
> Read at antenna jack 0.0 vrms
>
> Ngen ON
> Read at antenna jack = 0.5 vrms (ajusted my ngen to give me that  
> result)
> Read immediately at C28 on antenna jack side = 0.5 vrms also
>
> ====» Read at C28 on C1 side = 0.0 vrms !!
>
> Am I on the good track ?!?!?!?
>
> Further reading give me also 0 at C3 and C48
>
>
>
> Le 07-01-12 à 17:15, Matt Osborn a écrit :
>
>> On Fri, 12 Jan 2007 14:47:05 -0500, Jean-François Ménard
>> <va2vyz at yahoo.ca> wrote:
>>
>>> If someone could just give the actual Vdc of BOTH side of C3  
>>> (located
>>> in RF section near U1) in RX state, it would be greatly  
>>> appreciated !!!
>>
>>
>> XV50 -  No antenna (no signal) using Fluke DMM:
>>
>> L2 side of C3 measures 4.2VDC; C48 side measures 0VDC
>>
>> With N-gen at antenna using RF Probe:
>>
>> N-Gen off:
>>
>> L2 side of C3 measures ~1.0mv, C48 side measures ~1.0mv
>>
>> N-gen on:
>>
>> L2 side of C3 measures ~16mv C48 side measure ~16mv.
>>
>> I measured the C48 side at both C3 and at C48 to see what drop there
>> might be across K2 relay contacts. There was minimal difference; less
>> than  0.1mv;
>>
>>
>
> ===========================
>
> Jean-François Ménard / VA2VYZ
> Elecraft K2 #4130 KX1 #999
> FISTS #11896
> SKCC #2245
>
> Web: http://web.mac.com/jf.menard
>
>
>
>
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===========================

Jean-François Ménard / VA2VYZ
Elecraft K2 #4130 KX1 #999
FISTS #11896
SKCC #2245

Web: http://web.mac.com/jf.menard




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