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2answers
637 views

How to use analog headphones and USB headphones on a computer at once?

Is it possible to use analog headphones (in the regular headphone jack area) and USB headphones at once on a windows computer? Every time we plug both in the USB headphones override the analog ...
3
votes
1answer
193 views

Best Way to Output Analog Video From PC

I have been working on a project for some time that involves using frame grabbers to get frames of video from a camera running algorithms on the result. There are lots of different frame grabbers ...
0
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1answer
164 views

Cisco SPA112 ATA Only Rings Half the Time

I have a Cisco SPA112 ATA Unit which I have set up to connect to an online SIP account (no LAN Asterisk servers in use) and I have this issue where sometimes the unit will not ring when someone calls ...
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0answers
131 views

VGA slight flickering/wavy pattern on dark colors

I have a vga monitor attached to my laptop. Whenever I am displaying darker colors, there is a sort of wavy flickering (not seizure inducing, but smooth flickering). It is also more profound when I am ...
1
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0answers
34 views

converting lots (100+) of analogue audio sources to RTP/UDP/'IP packets'?

I was 50/50 posting this here or the electronics board.. maybe I can get some help! Basically I have a scenario where I'll have just over 100 analogue audio sources (50 in and 50 out) from 50 ...
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0answers
74 views

how to connect analog devices on Cisco CallManager

I have to migrate an office into our Cisco CallManager. The analog phones will be replaced by Cisco phones. But I have to connect thee Fax-Lines and two conference telephones which are all analog. In ...
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0answers
209 views

Samsung Syncmaster S22A460 issue

I recently got this monitor from a friend and it worked perfectly fine for a month for him but soon it simply turned on, had the info-input box on the top left corner that said digital/analog (it ...
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0answers
86 views

Is there a twisted pair standard for video+power+RS485?

I am building a PC-based security DVR. I am using Cat6 to carry the video signal (converted via balun), power, and RS-485. Is there a standard or convention for which twisted pairs I use for which? ...