[TenTec] Omni D and RF preamp on SSB

Byron J Watts bjw at byron.com
Sat Apr 9 21:31:25 EDT 2005


What is the optimum level (preferably an s-meter reference because i'm 
stupid and i don't know what else to use)  of RF into an Omni-D for best 
signal to noise ratio.  When i cut this preamp in on an S-0 noise level, 
i can usually bring the noise up to S5 or S7 with the gain wound all the 
way up.  If there's a signal in the noise that i can hear but can't 
copy, how much do i bring it up to put the reciever in the middle of 
it's best dynamic range or sig/noise ratio (all SSB voice).  Once i do 
that i can start filtering, using the radio's built in filters and an 
external timewave audio DSP box.. sometimes it works for filtering noise 
sometimes it doesn't. 

Is there a magic number for this radio or is it 'whatever works best' 
which is the answer i expect to get


Thanks, 73 de KC0NPF



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