[AMRadio] Linear Efficiency on AM


Gary Schafer garyschafer at comcast.net
Wed Sep 28 18:00:03 EDT 2005


With an AM linear the efficiency at carrier must be / will be exactly 
one half what it is at PEP. Provided it is tuned properly.

73
Gary  K4FMX


John E. Coleman (ARS WA5BXO) wrote:
> 	I would say that is about right Brian.  There has been some
> discussion about this here in the past.  It has been shown that in some
> cases the efficiency actually is less at carrier level and goes up to 35%
> with modulation when working properly.
> 
> John, 
> WA5BXO
> 
> -----Original Message-----
> From: amradio-bounces at mailman.qth.net
> [mailto:amradio-bounces at mailman.qth.net] On Behalf Of bcarling at cfl.rr.com
> Sent: Wednesday, September 28, 2005 5:06 AM
> To: Discussion of AM Radio
> Subject: RE: [AMRadio] Pi-Net vs Link Couple
> 
> ON another group they claim that you can get AT BEST 
> 35% efficiency with AM LInear mode with ANY class 
> linear amplifier.
> 
> 
> 
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