[TowerTalk] Coax Line Loss

[Roger (K8RI)]

k6tfz at aol.com wrote:
> I have 150 feet of 15 year-old Rg-214 still up. I measured the power in at 50W and the power out (at the other end) at 36.6W using a dummy load terminator of 50 ohms. As it still good or should I change it? I would be interested in the calcs. I already did mine but want to be sure.
>   

db loss = 10log(50/36.6)=1.3549/150ft=*100=0.90 db/100 ft which ain't 
bad if you did the test on 14 MHz.  It's far too good for 30 Mhz.

73

Roger (K8RI)
> Thank you.?? Geoff, K6TFZ
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