You simply crack the ATA out of the box, plug the cable from your phone that would normally go in the wall socket into the ATA, and you're ready to make VoIP calls. Some ATAs may ship with additional software that is loaded onto the host computer to configure it; but in any case,...
there must be a way to key it also from the PC. This is why I decided to embed into the same circuit, a PC keyer which is triggered by the line audio of the PC, but also triggered manually (internal or external key). Keying by audio tones was decided, because modern PCs do not...
Wrap the wire around the iron nail, leaving enough wire on either end to connect to the battery. Make sure each time you wrap around the nail that you're going in the same direction. The more coils you make around the nail, the stronger your electromagnetic induction will be. Once you'...
The smallest inverters are more portable boxes the size of a car radio that you can plug into your cigarette lighter socket to produce AC for charging laptop computers or cellphones.Photo: Microinverters are small, compact inverters typically used for converting the DC output of a single photo...
HDCP does not support analog connections and you should be able to view the video just fine on non-HDCP devices. The video quality may however be of a lower quality (Component Video is recommended – see also “Connect your PC to TV“) as well....
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"The function evaluation requires all threads to run" while accessing music library through wmp.dll "The left-hand side of an assignment must be a variable, property or indexer". Help? "The remote server returned an error: (401) Unauthorized" "Typewriter" like effect in a C# Console applica...
We found no way to get more information about this event. The question is: how to know the IP address of the supposed initiator which attempts to login? We weren't found anything about IP address in Windows logs, only name. I can go as far as capturing the traffic with Wiresh...
Note the difference between the "BT master wall socket" (the place where the phoneline comes in to your house) and the "BT master socket adaptor" (a short wire with an RJ11 plug at one end and a BT socket with a capacitor in it at the other). ...
SIP RFC is very easy protocol to implement. Just create a socket listener and implement RFC-3261. Start with with a basic codec GSM, then move up to A-LAW (G.711), as needed. The tricky parts with SIP are (A) ensuring your call flows are correct (RFC-3665) and (B) media enco...