[Asterisk-Users] How to read dbm or voltage via ztmonitor ?

f6hqz-m at hamwlan.net f6hqz-m at hamwlan.net
Mon Jul 4 22:42:34 MST 2005


Hi Rich,

Thank you for this response.

Strange... I have read something about this, but probably misunderstood :
http://lists.digium.com/pipermail/asterisk-users/2004-November/071301.html
"3. Start 'ztmonitor' on the target trunk in 'quantitative' mode.
 4. Dial the CO Milliwatt test line from inside Asterisk via the target
trunk. Note the Rx level - it should be near 14844 
 5. If level is < optimal make the the rxgain for the channel more +ve. If >
than optimal, more -ve."

Have you already read that ?
Is somebody has done adjustements with this procedure ?
If not possible, what are your recommandations to help to correctly adjust
analog lines interface levels and reduce echo to be optimal (not by hearing
it) ?

Best Regards,
Francois BERGERET,
France.


-----Message d'origine-----
De : Rich Adamson [mailto:radamson at routers.com] 
Envoyé : mardi 5 juillet 2005 02:46
À : Asterisk Users Mailing List - Non-Commercial Discussion;
f6hqz-m at hamwlan.net
Objet : Re: [Asterisk-Users] How to read dbm or voltage via ztmonitor ?



> "ztmonitor 3 -v" start ztmonitor in graphical mode on Zaptel device 
> #3. What is the correct syntax for dBm or voltage ?

There is no parameter to output voltage values. 

Syntax:
[phoenix zaptel]# ./ztmonitor      
Usage: ztmonitor <channel num> [-v[v]] [-f FILE]





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