Acoustic feedback

Michael Welter mike at telecommatters.net
Tue Oct 2 02:11:18 CEST 2007



Lorn Potter wrote:
> Michael Welter wrote:
>> I was making some test calls using the Neo and Qtopia.  When I 
>> performed the echo test (+13034144978 x820) I got repeating echos 
>> (like you see with two opposing mirrors).
> 
> I used a wrong alsa state in the Qtopia tech preview image, which has an 
> echo problem (sidetone), which I think might be this.
> 
> 
>>
>> This has been on the list before, but OM will not send DTMF digits 
>> after the call has been set up.  
> 
> This is a bug in Qtopia. Comm guy loved that one. Has been fixed.

The Qtopia sent DTMF digits just fine.  OM won't send digits after the 
call has been set up.

> 
>> Also OM is not able to make calls after returning from sleep mode.  
> 
> Known bug. Still working on this one. For whatever reasons, the modem 
> starts spitting out junk characters.
> 
> 
>> And I think the calls are not disconnecting properly--if the Neo is 
>> disconnected while the called telephone is ringing, the called 
>> telephone continues to ring.
> 
> I haven't seen this one.
> 
> I am going to issue a snapshot update, since I got audiostate switching 
> fixed in Qtopia.

Let me know if you need help with the testing.


> 
> 
> 
> Thanks for your feedback!
> 
> 

-- 
Michael Welter
Telecom Matters Corp.
Denver, Colorado US
+1.303.414.4980
mike at TelecomMatters.net
www.TelecomMatters.net





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