[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Hi-Speed Modems and //c

Subject: Re: Hi-Speed Modems and //c
From: WULF@cip.physik.uni-stuttgart.de (Wulf Hofbauer)
Date: Fri, 20 Nov 1992 16:17:35 GMT
In-reply-to: st1dr@rosie.uh.edu's message of 18 Nov 1992 10:15 CST
Newsgroups: comp.sys.apple2
Organization: CIP-Pool Physics Dept, University of Stuttgart, FRG
References: <1992Nov12.065923.11659@mnemosyne.cs.du.edu> <c8922369.721741862@jupiter.newcastle.edu.au> <c8922369.722093903@jupiter.newcastle.edu.au> <18NOV199210152482@rosie.uh.edu>
Sender: news@news.uni-stuttgart.de (USENET News System)

In <18NOV199210152482@rosie.uh.edu> st1dr@rosie.uh.edu writes:

> > 
> >what are MC1488 (sob) and MC1489 (sib) ??? what do they do ?
> >>leon
> 
They are level shifters for the RS232 tx and rx levels (+12..-12V)

- Wulf


"Though this be madness, there is method in it." (Shakespeare)
+-------------------------------------+-----------------------+
! WULF@BONNIE.PHYSIK.UNI-STUTTGART.DE !  Apple // Enthusiast  !
+-------------------------------------+-----------------------+
! Wulf Hofbauer * Heilbronner Str. 12 * W-7146 Tamm * Germany !
!                      Tel. 07141/602518                      !
+-------------------------------------------------------------+

References:
- Hi-Speed Modems and //c
  - From: dratzlaf@nyx.cs.du.edu (Norby)
- Re: Hi-Speed Modems and //c
  - From: c8922369@jupiter.newcastle.edu.au (Leon James Garde)
- Re: Hi-Speed Modems and //c
  - From: st1dr@rosie.uh.edu (Frankfort, David C.)

Prev by Date: Re: Out of This World - Out of My Mind
Next by Date: Re: .fli
Previous by thread: Re: Hi-Speed Modems and //c
Next by thread: Re: Hi-Speed Modems and //c
Index(es):
- Date
- Thread