To repeat the message I sent on 9th Feb
If you go to
http://www.archive.org and click on the advanced search and paste in the full URL below into the new search,for each file, it returns the PDFs.
http://www.integration.com/docs/IA_ISM-AN1.pdf http://www.integration.com/docs/IA_ISM-AN2.pdf --- On Fri, 2/20/09, Steve <alienrelics@...> wrote:
From: Steve <alienrelics@...>
Subject: [Homebrew_PCBs] Re: PCB Antenna
To: Homebrew_PCBs@yahoogroups.com
Date: Friday, February 20, 2009, 4:43 AM
Look in Microchip's App Notes under rfPIC, they have several that
cover PCB antenna design for that band.
<http://www.microchi p.com/stellent/ idcplg?IdcServic e=SS_GET_ PAGE&nodeId= 1469>
If that link doesn't work, go to their home page and click on "App
Notes & Source Code" and then "rfPIC Devices", then select "ALL".
http://www.microchi p.com/
Steve Greenfield
--- In Homebrew_PCBs@ yahoogroups. com, "Brian" <blue_eagle74@ ...> wrote:
>
> I have been researching PCB Antenna's and found that they can be
> complicated. What I would like to know.. does anyone have a genaric
> layout for a 50 ohm 433MHz PCB antenna, if not a layout than how I
> could do it. A tutorial would be cool too. I am using Eagle CAD. I am
> going to try to etch it myself. I am only looking at a distance of less
> than 100 ft at about 2400 baud. I made a tempreture datalogger and
> would like to add a wireless unit for an outside temp.
>
> Thanks,
> Brian
>
[Non-text portions of this message have been removed]