Believe me its a fuse holderr issue.  Had that problem long before the 
radio ever saw a USB cable grin!

Don



On 02-Nov-15 6:04 AM, Steve Forst wrote:
> Wonder if those  having this problem have the USB connected to the 590,
> and  what happens if it is unplugged?
>
> Probably not related to the issue, but who knows.
>
> 73, Steve  KW3A
>
> On 11/1/2015 11:51 PM, howard kaufman wrote:
>> I have faroid chokes on the cables.  Who knows maybe taking them off may
>> help.
>> It gets curiouser and curiouser.
>> I get 82 watts out according to the lg1 watt meter with a 1.2 SWR.
>> With the ts-590.  I put that alone on the supply, tightened down the nuts
>> and with it alone I got a reading of 45 watts out with the same SWR.
>> Hooked up both cords, tightened down the nuts again and its back to 82 watts
>> out.
>> Something very funny is going on.
>> I'll get the DC volt meter out another day.
>>
>>
>> -----Original Message-----
>> From: For blind ham radio operators [mailto:[log in to unmask]]
>> On Behalf Of Tom Fowle
>> Sent: Sunday, November 01, 2015 10:48 PM
>> To: [log in to unmask]
>> Subject: Re: tmv-71 issue
>>
>> That's a weird one!
>> did you say you'd put ferite chokes on the cables? If not and you have
>> snap-on chokes about, might be worth a try.
>>
>> Can't be a voltage issue or the 590 wouldn't work. Kinda has to be R.F.
>> "It says here!" <GRIN>
>>
>> Tom WA6IVG
>>
>> On Sun, Nov 01, 2015 at 10:33:06PM -0600, howard kaufman wrote:
>>> Okay boys and girls, rather than listen to the end of that disaster in
>>> Denver, I disconnected the ts-590 from the power supply.
>>>
>>> The problem went away.  Now why and what to do?
>>>
>>> The problem stayed with the 590 turned off, and was still there when I
>>> disconnected the power cord from the ts-590.
>>>
>>> I had to physically disconnect the wires from the 590 for the problem
>>> to go away.
>>>
>>> Head in hands, rench on floor.
>>>
>>>
>>>
>>>
>>>
>>> Howard Kaufman MSW LCSW
>>>
>>>