[Kenwood] Re: T599D Cathode Resistors

Thu, 17 Jul 2003 02:43:41 -0400

FYI:
>From the T-599D service manual parts list, the two resistors, R4 and R5,
are 10 ohms at 1 watt.
Pete

On Wed, 16 Jul 2003 18:03:54 +0000 [email protected] writes:
> After operating the Kenwood T599D for a time, the plate current 
> starts to rise. 
> I notice when this happens the 10 ohm cathode resistors increase in 
> value or in 
> some cases go open. I have replaced them several times with "Flame 
> Proof" 2 
> watt, 10 ohm resistors. The diagram that comes with the manual does 
> not specify 
> the wattage rating for these resistors. I have checked the Kenwood 
> Service 
> Bulletins and this trouble is not mentioned. Is there a good 4 or 5 
> watt 10 ohm 
> resistor out there that is non inductive that will fit into a small 
> space? All 
> bias voltages readings and outputs appear normal when new 2 watt 
> resistors are 
> first installed. Thanx and 73, Dave Holdeman, K8OIO 
> - - -
> 
> Your moderator for this list is:
> Larry Wilson KE1HZ [email protected]
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