[Lowfer] Loop description...
Steven Brooks
[email protected]
Fri, 4 Oct 2002 23:42:21 -0700 (PDT)
Thanks Mike
--- WE0H <[email protected]> wrote:
> OK here we go it is 200 feet of wire for the loop. One end of the
> wire runs
> into the tuner box and through the center of a big ferrite bead which
> has a
> few turns of #18 wire on it for the final amp to connect to. The wire
> continues through the transformer and connects to a big capacitor.
> The other
> end of the 200-foot wire comes around over the treetops and into the
> tuner
> box on the other side. It connects to the big capacitor in the tuner
> box.
> The big cap is made up from a variable cap to QSY around the band a
> bit and
> a few mica caps. The cap value is determined from knowing the
> inductance of
> the loop and using the correct value caps to series resonate the
> loop. It is
> a big tank circuit that a transformer couples the transmitters signal
> into.
> There are no loading coils in a Lowfer transmit loop. It is a real
> easy
> antenna to put up and get working with only a couple of headaches and
> maybe
> a bad word said to it. Hi Hi.
>
> Mike>WE0H
> http://www.we0h.us/lf.html
> 185.3026kc QRSS-30 & CW@15wpm
> ID is "WE"
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]]On
> Behalf Of Steven Brooks
> Sent: Saturday, October 05, 2002 12:59 AM
> To: [email protected]
> Subject: RE: [Lowfer] IDing my signal on Mitch's captures...
>
> Hey Mike,
>
> Could you give me a crash course in loop antennas? From hte picture
> of
> your tuner box, it looks like both ends of the loop are terminated,
> is
> this correct? What are the components of your loop tuning box? Is
> your loading coil on the other end of that RG-8?
> Just curious,
>
>
>
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