[Date Prev][Date Next][Thread Prev][Thread Next] - [Date Index][Thread Index][Author Index]

Re: multiband feed pictures



Very nice pictures, you do some great work!

-----------------------------------
KB7TBT Home Page
http://www.qsl.net/kb7tbt
-----------------------------------
Arizona American Red Cross
http://aztec.asu.edu/arc/index.html
-----------------------------------
Arizona Amateurs On Television
http://www.w7atv.com
-----------------------------------
KB7TBT - 146.840
NCI - 3890
-----------------------------------
ICQ - 1507679
AIM - KB7TBT
MSN - KB7TBT
-----------------------------------
----- Original Message -----
From: "Kohjin Yamada" <jr1ede@jcom.home.ne.jp>
To: <amsat-bb@AMSAT.Org>
Sent: Thursday, May 31, 2001 1:40 AM
Subject: [amsat-bb] multiband feed pictures


> Hi all,
>
> I have setup my first website where there are many pictures
> of multiband feed designed and built by Freddy ON6UG.
>
> http://members.jcom.home.ne.jp/jr1ede/
>
> The latest Freddy's feed is constructed by patch antennas for
> L to C-band whilst X-band (and even K-band too!) by a cylindrical horn.
> It works from U-band (by hanging a simple one element loop ahead of the
helix)
> up to K-band (by adding an sma into the K-band horn).
> I have the specification data taken by Freddy here but no scanner.
> I will try digital camera by somehow for copying the documments.
>
> There are also his former feed, 3-band from U to S-band helix too
> with JR1BDG's (it's a sigh he doesn't QRV anymore) great work.
>
> I'm sorry that I couldn't provide the detail description this time
> but you can see how there are looking.
> I'm sure I will add more detail soon.
>
> Hope those are useful and many thanks go to ON6UG and JR1BDG.
> Don't ask Freddy for any inquiry as he's always busy recently.
> As far as I hear from him, he will try to distribute the feed when the
> AO-40's full operation comes in reality in the future.
>
> Kohjin - JR1EDE
>
>
> ----
> Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
>
>

----
Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org



AMSAT Top AMSAT Home