[Amps] Tl- 922

Artek Manuals Manuals at ArtekManuals.com
Wed Jul 15 03:52:26 EDT 2020


Ahh I see now that there ( at least) three R7's on the schematic one on 
HV Rectifier Stack X43-1290-01 and one on the Meter Shunt board 
X54-1300-10 and one on the main chassis !

As a previous poster noted remove the tubes one at a time

Dave

NR1DX

On 7/14/2020 10:21 PM, gudguyham at aol.com wrote:
> R7 is a series resistor in the plate meter line to set the calibration 
> of the plate meter. �It�s locayed on the meter board.
>
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> On�Tuesday, July 14, 2020,�Artek Manuals�<Manuals at ArtekManuals.com>�wrote:
>
> R7 as in the resistor across D7? did you check to be sure D7 is
> not open?
> Dave
> NR1DX
>
> On 7/14/2020 6:06 PM, twobusyracing wrote:
> > Kenwood tl-922, the amp burnt up the R7 resistor and pecked the
> ip amp gauge, i've replaced the R7 resistor, and had the ip amp
> gauge repaired, but the issue is still there!!�I've since fitted
> the don Kessler tl-922 kit, for several improvement reasons,
> thinking the zener diode was the cause,but no the issue is still
> there.�I have checked transformer taps, chocks, caps, as well as
> ohms tested the tubes, allthough after a little research ohm
> testing 3-500z tubes is pointless apparently.�I have exhausted my
> limited knowledge on electronics, any advice in the right
> direction would be of great assistance.�Much appreciated walter� �
> �Sent from my Samsung Galaxy Tab S2 on the Telstra Mobile Network
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> -- Dave
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-- 
Dave
Manuals at ArtekManuals.com
www.ArtekManuals.com



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