590 is not completely "shut off" when power button pressed, still USB 
live so it can be turned on remotely.

At 03:38 AM 11/2/2015, you wrote:
>When you shut off the 590 is it really completely shut off. Meaning is the =
>power button a "soft switch" and the units still syphons off some current f=
>rom the supply? If so that could account for the dip in voltage to the othe=
>r radio. However I still think poor connections (power cord, fuse holder, e=
>tc) are the main culprit.
>Frank
>
>-----Original Message-----
>From: For blind ham radio operators [mailto:[log in to unmask]] =
>On Behalf Of Steve Forst
>Sent: Monday, November 2, 2015 6:05 AM
>To: [log in to unmask]
>Subject: Re: tmv-71 issue
>
>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=20
> > 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=20
> > 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=20
> > 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=20
> > [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=20
> > 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=20
> >> 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=20
> >> I disconnected the power cord from the ts-590.
> >>
> >> I had to physically disconnect the wires from the 590 for the problem=20
> >> to go away.
> >>
> >> Head in hands, rench on floor.
> >>
> >>
> >>
> >>
> >>
> >> Howard Kaufman MSW LCSW
> >>
> >>
> >