[Elecraft] [K3] AM Bandwidth

Joe Planisky jplan at jeffnet.org
Mon Mar 22 13:10:10 EDT 2010


Hi Rick,

Yes, that's normal.  The displayed bandwidth is audio bandwidth.   
Remember that AM uses both sidebands, so the 6 kHz filter passes 3 kHz  
above and 3 kHz below the carrier (6 kHz total).  Your resulting audio  
bandwidth will actually be somewhere around 3 kHz.

You can get more audio bandwidth on AM receive by using the FM filter,  
which is about 13 kHz wide, but you can't transmit AM through the FM  
filter.

73
--
Joe KB8AP

On Mar 22, 2010, at 8:57 AM, K6LE wrote:

> After installing the 6.0 kHz AM filter I notice the Max DSP b/w is  
> 5.0 and the Shift center is 1.5 kHz.
>
> Is this the normal set up?
>
> TIA,
>
> Rick
> K6LE
> # 3727



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