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- Newsgroups: sci.electronics
- Path: sparky!uunet!usc!newshub.sdsu.edu!chemteca.sdsu.edu!massoud
- From: massoud@chemteca.sdsu.edu (Massoud Ajami)
- Subject: Re: NTSC transmission over phone lines?
- Message-ID: <massoud.85.715714564@chemteca.sdsu.edu>
- Lines: 26
- Sender: news@newshub.sdsu.edu
- Nntp-Posting-Host: 130.191.227.22
- Organization: San Diego State University
- References: <Bu319s.FzL@CAM.ORG>
- Date: Sat, 5 Sep 1992 17:36:04 GMT
-
- In article <Bu319s.FzL@CAM.ORG> warren@CAM.ORG (Robert Warren) writes:
- >From: warren@CAM.ORG (Robert Warren)
- >Subject: NTSC transmission over phone lines?
- >Date: 5 Sep 92 01:53:51 GMT
- >Howdy all,
- > I've been trying to work out a way to send a NTSC signal via phone
- >lines. I have been so far succesfull in transmitting it via a twisted pair,
- >but a phone line is a new ball game. Is there any way I can send video using a
- >transformer to isolate the DC from the line?
- >
- >What would be the easiest way to do it? Would it be easier to run it over a 4
- >wire telco hybrid?
- >
- >Answer (news/email) are welcome. I'll summerise if intrest is shown.
- >
- >Regards,
- > Robert Warren
- > warren@cam.org
-
- The DC on the line is your least problem. Get some information about MPEG.
- This is motion picture transmission over phone line, but the standard and
- chips are not out yet. JPEG, for freez frame will give you some insight how
- it is done.
-
- Peace and Prosperity!
- ---==< 110 >==---
-