[Ronja] Old link check-up

[Karel Kulhavy]

Hahaha this is so funny! I am happy that someone is still using my device!

Karel

---- Silvije <discover at fly.srk.fer.hr> schrieb:
> 
> 
> Hi all,
> 
> maybe some of you have some old RONJA links operating somewhere
> and probably forgoten, but after all this years lets say you
> encounter a problem and need to check the link... but you do not want to
> take everything apart and you dont have anyone to help you...
> 
> here is what I did :)
> 
> first, I disconected interface form optical heads cables and put a plug
> to make a loop. Then executed a pktloss test. No errors. Great, lets move 
> on. I put the cables back and went to roof. Now I want to make pktloss 
> test on a loop with rx and tx - one side of link. I have extracted rx and 
> tx modules from tubes and oriented it one to another. pktloss test is 
> running the whole time, but my pc screen is far downstairs.... if I could 
> only have someone to help me, or something. Well there is a thing!
> 
> There is linux software called espeak. There is my PMR with charged 
> bateries :) So I started two shells and in first executed:
> 
> #./pktloss | awk '{ print $2, $3 | "tee -a /tmp/a.txt" }'
> 
> and in second
> 
> while true; do
> tail -n1 /tmp/a.txt | espeak -p30 --stdin --stdout | aplay
> sleep 1
> done
> 
> why so complicated? There is some issue with espeak and stdin/out 
> redirection so this is what I got working :)
> 
> Now pktloss is running, and espeak is reading just second and third column 
> output which represents loss. I put my PMR with "constant send button" 
> near my PC speakers and hurry to the roof again...
> 
> I turned ON my second PMR and adjusted rx to tx little better and from the 
> PMR there was the computer voice: zero, zero (1 second pause) zero, 
> zero... etc. Now I know my side is fine. I placed modules into the heads 
> again... PMR says: one hundred dot zero zero, one hundred dot zero 
> zero ... which means 100.00 % loss on both frequencies ...
> 
> So what is wrong? .. after all this years... there is a brand new 
> building.. in a path of course :)))))))))))
> 
> 
> Wish you all the best, old friends...
> 
> silvije
> 
> 
> 
> 
> 
> 
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