Re: Why -48V for telephone lines, and not positive?
From: JeffM (jeffm__at_email.com)
Date: 11/30/04
- Next message: Jonathan Kirwan: "Re: FETs Vesus Bipolars, Why More Efficient?"
- Previous message: Rich Grise: "OT: Cute factoid from rec.puzzles was: Re: China, Russia, Brazil, ..."
- Next in thread: Winfield Hill: "Re: Why -48V for telephone lines, and not positive?"
- Reply: Winfield Hill: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Arie de Muynck: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Arie de Muynck: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Allan Herriman: "Re: Why -48V for telephone lines, and not positive?"
- Messages sorted by: [ date ] [ thread ]
Date: 30 Nov 2004 13:47:09 -0800
>when this stuff was invented
> Guy Macon
Yup. Stroger Switches were invented in 1884--by an undertaker.
- Next message: Jonathan Kirwan: "Re: FETs Vesus Bipolars, Why More Efficient?"
- Previous message: Rich Grise: "OT: Cute factoid from rec.puzzles was: Re: China, Russia, Brazil, ..."
- Next in thread: Winfield Hill: "Re: Why -48V for telephone lines, and not positive?"
- Reply: Winfield Hill: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Arie de Muynck: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Arie de Muynck: "Re: Why -48V for telephone lines, and not positive?"
- Maybe reply: Allan Herriman: "Re: Why -48V for telephone lines, and not positive?"
- Messages sorted by: [ date ] [ thread ]
