|[AMRadio] EF Johnson Messenger II on 10 Mtrs - Project|
w0tdh at hughes.net
Thu Aug 20 15:33:46 EDT 2009
----- Original Message -----
From: "rbethman" <rbethman at comcast.net>
To: "Discussion of AM Radio in the Amateur Service"
<amradio at mailman.qth.net>
Sent: Thursday, August 20, 2009 3:30 PM
Subject: Re: [AMRadio] EF Johnson Messenger II on 10 Mtrs - Project
Remember that attachments are stripped!
No one got the schematic.
Bob - N0DGN
> EF Johnson Messenger II on 10 Mtrs - Project
> Some progress. Xmtr now puts out about 6 watts on 29.100kc. Tweaked tank &
> by-passed R-48.
> Dave - WB1EAD sent me a xtal for 29.100kc ( xmit ).
> Rcvr another story. Still fiddling with the rcvr VFO. ( Continuous rcve
> function )
> Schematic attached if anyone has an idea of how to bring rcve up to 29.000
> / 29.100kc area.
> Dale - W4OP states xtals are third harmonic. Rcve xtals are less 455kc.
> Will order a few from Brian.
> Using xtals on rcve, should just be a matter of tweaking..... I hope.
> Still would like to use the continuous rcve function though.
> L-113 ( shown L-13 in schematic ), does adjust as does the trimmer C-111
> attached to it, but not nearly enough.
> Add / subtract capacitance?
> There are two small disk caps with one side of their leads twisted
> together ( gimmic? ) in the VFO area.
> Any help would great.
> Thomas F Fischel - WØTDH
> 8274 Cullowhee Mountain Road
> Cullowhee, NC 28723
Our Main Website: http://www.amfone.net
AMRadio mailing list
Searchable Archives: http://email@example.com/
List Rules (must read!): http://w5ami.net/amradiofaq.html
List Home: http://mailman.qth.net/mailman/listinfo/amradio
Post: AMRadio at mailman.qth.net
To unsubscribe, send an email to amradio-request at mailman.qth.net with
the word unsubscribe in the message body.
This list hosted by: http://www.qsl.net
Please help support this email list: http://www.qsl.net/donate.html
More information about the AMRadio mailing list
This page last updated 18 Oct 2017.