Dave, thanks very much for this.


----- Original Message -----
From: "Dave Marthouse" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Sunday, October 17, 2004 8:25 PM
Subject: Re: TH-F6A Question


> Hi Jerry,
>
> I had a conversation with a friend at my local radio club on this very
> topic.  He is quite the antenna guru and he took a stab at it and said he
> thought a type of trap was used.  The TH-F6A has a counterpart for Europe
> called the TH-F7E.  It covers 144/440.  The antenna is a different one
from
> the 6A.  There are mods on a webpage that documents a change of a 7E to a
> 6A.  When the mods are made the radio will be able to transmit on 220.
You
> are warned however that you must have the antenna for the 6A on the
> portable.  So I can assume that the only difference between the 6 and
seven
> are the mods and type of antenna used.  I think Kenwood lists a different
> antenna for the 6 and 7.  So based on that rambling answer the only
> difference is the antenna and a good 50ohm resonant antenna on your band
of
> choice should work well.
>
>
> Dave
>
>
>
> ----- Original Message -----
> From: "Jerry Neufeld" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Sunday, October 17, 2004 1:36 PM
> Subject: Re: TH-F6A Question
>
>
> > Dave, I will be pleased if what you say is true as it may well be. I
> wonder
> > what's inside those rubber ducks. Do you know? If, as I suspect, there
is
> > little more than a rather hefty loading coil, designed to compensate for
> > shorter length, and a conductor, then would you not assume that, in
> > multi-band handhelds anyway, the rig wants to see special things for
each
> > band in terms of adjusted output circuits?
> >
> >
> > ----- Original Message -----
> > From: "Dave Marthouse" <[log in to unmask]>
> > To: <[log in to unmask]>
> > Sent: Saturday, October 16, 2004 9:36 PM
> > Subject: Re: TH-F6A Question
> >
> >
> > > Jerry,
> > >
> > > You should be able to use any good resonant antenna with the radio.  I
> > would
> > > venture to take a stab at it and say 99% of all equipment uses 50ohms
at
> > the
> > > antenna input.
> > >
> > > Dave Marthouse N2AAM
> > > [log in to unmask]
> > >
> > >
> > > ----- Original Message -----
> > > From: "Jerry Neufeld" <[log in to unmask]>
> >