[Elecraft] [K3] K3 on 500 kHz

[Wes Stewart]

Another link: http://www.w1vd.com/137-500KWTX.html

Wes N7WS

--- On Sun, 1/3/10, pd0psb <p.s.bijpost at gmail.com> wrote:

From: pd0psb <p.s.bijpost at gmail.com>
Subject: Re: [Elecraft] [K3]  K3 on 500 kHz
To: elecraft at mailman.qth.net
Date: Sunday, January 3, 2010, 6:35 AM


Hello Dick,

I was immediately thinking of you when 500kc permission in NL got through,
it must feel very special to key-down on your old band :-)

A good option for 500kc is the Juma kit:
http://www.nikkemedia.fi/juma-tx500/

With a few mods (extra i/o's) it might be an elegant solution with the K3.

Happy 2010!
73'
Paul
PD0PSB




PA3CW wrote:
> 
> Hello k3 Nabblers,
> 
> I was happy  surprized that now in The Netherlands we are also allowed to
> use 501 - 504 kHz in an experimental phase. As ex Radio Officer it has
> been around 25 years ago since my last transmission in this band!  I was
> happy to discover that my K3 is very ok for receive on 500 kHz.   For
> transmitting the 0,5 mW on the transperter output needs some work.  We are
> allowed here to transmit with 5 W  EIRP so i  think i can use some output
> power in order to radiate this amount of power in a relatively short
> antenna.  Who has made an amplifier for 500 kHz including ant switching
> circuit?  I am very interested in a design that i can copy and build
> myself.  Maybe also the team of Elecraft is working on something, however
> seen how busy they are with other things i dont think this has priority. 
> Who can tell me their experience with the K3 on 500?
> 
> Many thanks and a wonderful 2010
> Dick PA3CW
> 
>