[Kenwood] Kenwood TS-850 DC-DC Board

Clif Holland clif at avvid.com
Mon Jan 2 15:41:00 EST 2012


I just want to know where he got those pins on his board???

Clif Holland KA5IPF
www.avvid.com




----- Original Message ----- 
From: "Maciek SQ6MS" <sq6ms at o2.pl>
To: <kenwood at mailman.qth.net>
Sent: Monday, January 02, 2012 1:52 PM
Subject: Re: [Kenwood] Kenwood TS-850 DC-DC Board


> Nice mod that solves the problem with DC-DC board far below $ 21.81 :
>
> http://homepage2.nifty.com/yamada_radio_clinic/archive/850_dc_dc/850dcdc.htm
>
>
> You can also use ICL7660 instead of LTC1144.
>
>
> -- 
> Vy73 de Maciek ... --.- -.... -- ...
>
>
>
> W dniu 2012-01-02 19:11, Mike Rhodes pisze:
>> I am considering ordering the DC-DC board from Pacific Parts just so I
>> have one before they become unavailable. However, the part is $10.31 and
>> S&H is $11.50! Anything else I should consider ordering to make the S&H
>> a little more tolerable?
>>
>> Mike / W8DN
>>
>> On 1/1/2012 1:14 PM, k0bx at arrl.net wrote:
>>> Hi Mark, this is a common problem with the TS-850.  The replacement 
>>> board cost
>>> about $11.00.
>>> My website has detail instructions on this problem.
>>>
>>> http://qsl.net/k0bx/ts850flu.htm
>>>
>>> Hope this helps.
>>>
>>> Joe K0BX
>>>    Stop the insanity!
>>> Please do not add me to any distribution lists (Joke, Stories or Junk) 
>>> without
>>> my permission.
>>>
>>>
>>>
>>>
>>> ________________________________
>>> From: W1ZC<W1ZC at myfairpoint.net>
>>> To: Mark<w4tgb at charter.net>; kenwood at mailman.qth.net
>>> Sent: Sun, January 1, 2012 1:44:01 AM
>>> Subject: Re: [Kenwood] Kenwood TS-850
>>>
>>> Most likly the DC-DC converter board failing. Common (one of few) 
>>> problem.
>>> Replacement available from Kenwood parts.
>>> Cheers,   Dick
>>>
>>> -----Original Message-----
>>> From: kenwood-bounces at mailman.qth.net
>>> [mailto:kenwood-bounces at mailman.qth.net]On Behalf Of Mark
>>> Sent: Saturday, December 31, 2011 7:48 PM
>>> To: kenwood at mailman.qth.net
>>> Subject: [Kenwood] Kenwood TS-850
>>> Importance: High
>>>
>>>
>>> Hello all! My name is Mark, W4TGB.
>>>
>>> I own a highly reliable TS-850 that has just developed a power output 
>>> issue.
>>>
>>> At somewhat random times, when I key the transmitter in RTTY or other 
>>> full
>>> carrier mode, the output power will go to full output and then drop off 
>>> to
>>> nearly zero within about 3 seconds and then back to full power.
>>>
>>> In some cases, the rig will go to full power, drop to near zero and then
>>> back to full power followed by another drop to near zero and then to 
>>> full
>>> power... repeat...
>>>
>>> Has anyone else seen this issue? Any thoughts on a repair?
>>>
>>> Thank you,
>>> Mark
>>> W4TGB
>>>
>>>
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>
>
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