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Old April 19th 05, 05:25 AM
Telamon
 
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In article ,
dxAce wrote:

Telamon wrote:

In article ,
dxAce wrote:

"Charles W. Hinkle" wrote:

I have used Mini Circut Labs ZFSC-2-1 and a 2 port passive
Stridsberg. I obtained the MCL's at hamfests for $10 and the
Stridsberg new Presently I am using a MCL PSC-3-1 to feed 3
receivers. I also got this at a hamfest. My receivers make up
the nearly 5 db loss.

How do they make up the loss? Just curious.


Maybe his radios have pre-amps like the Drakes.

When you use a passive splitter the loss is 3dB power and 6dB
voltage. I think most radio S meters are responding to the voltage
number due to the nature of the AGC circuits. Someone can correct
me on this. Should be easy enough to take a splitter in and out of
line.


Correct me if I'm wrong... but would it not be better to run some
pre-amplification ahead of the splitter rather than try to make up
something that has already disappeared? Much the same in say VHF work
where it is better to run a receive pre-amp right at the antenna
versus running it at the receiver end of the coax?


Generally yes. An active splitter would have some matching losses on the
input, then amplification, then split the signal, then have a line
driver for each output.

--
Telamon
Ventura, California
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