[BC] AM Radio Kit

Rev. Robert P. Chrysafis kc8gpd
Sat Feb 4 15:11:32 CST 2006


 Subpart C -- Intentional Radiators - ?15.219   Operation in the band 
510-1705 kHz.




      (a) The total input power to the final radio frequency stage 
(exclusive of filament or heater power) shall not exceed 100 milliwatts.

      (b) The total length of the transmission line, antenna and ground lead 
(if used) shall not exceed 3 meters.

      (c) All emissions below 510 kHz or above 1705 kHz shall be attenuated 
at least 20 dB below the level of the unmodulated carrier. Determination of 
compliance with the 20 dB attenuation specification may be based on 
measurements at the intentional radiator's antenna output terminal unless 
the intentional radiator uses a permanently attached antenna, in which case 
compliance shall be demonstrated by measuring the radiated emissions.







Authority: 47 U.S.C. 154, 302, 303, 304, 307, 336, and 544A.


Source: 54 FR 17714, Apr. 25, 1989, unless otherwise noted.




----- Original Message ----- 
From: <N0JAA at aol.com>
To: <broadcast at radiolists.net>
Sent: Saturday, February 04, 2006 4:08 PM
Subject: [BC] AM Radio Kit


>I just received a Part 15 AM radio transmitter kit from Ramsey.  Spec 
>sheet
> states max power output is 100 mW.  Although I know the basics of
> transmitters (with my ham radio experience) I still thought it would be a 
> good  exercise,
> especially since one day I would like to try my hand at building a 
> homebrew
> ham radio XMTR one of these days.  Any ideas on what I could use  for a 
> simple
> antenna for it?  I've already wound a coil I can probably use  as a 
> loading
> coil.
>
> What is the maximum range I can transmit with while still remaining within
> the limits of Part 15?
>
>
> Paul, N0JAA.
>
>
>
>
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