[BC] Part 15 radio station

R A Meuser rameuser at ieee.org
Fri May 16 14:16:05 CDT 2008


Actually most systems start with a loading coil to cancel the -j. So, 
yes, the lowest loss coil will get more power to the antenna. That helps 
a little but re-thinking the whole transmitter design with part 15 rules 
in mind will help even more.


Dana Puopolo wrote:
> Which is why I was planning to use a 1 kW size T or Pi matching network 
> with
> edge wound full size silvered coils and vacuum caps. 1 1/4 inch copper pipe
> for the antenna itselfas oppoised to a stailess steel whip.
> 
> Now all I have to do is find a cell tower 1/2 wave away....
> 
> -D
> 
> ------ Original Message ------
> Received: Fri, 16 May 2008 12:04:14 PM EDT
> From: R A Meuser <rameuser at ieee.org>
> 
> If you want to legally improve a part 15 transmitter, look at the 
> antenna and the matching system. Most power is lost there and only a few 
> microwatts are actually radiated. You may not get the boost that an
> illegal ground offers but I believe that with enough out of the box 
> thinking a much better transmitter can be designed. Also, I see nothing 
> in the rules that prevent synchronized networks. The Rangemaster has
> this capability.
> 
> 
> _______________________________________________
> 
> The BROADCAST [BC] list is sponsored by SystemsStore - Your Premium
> Supplier Of Components To Build and Maintain A Technical Infrastructure
> www.SystemsStore.com       Tel: 407-656-3719    Sales at SystemsStore.com
> 




More information about the Broadcast mailing list