RG62 was also used for the interconnection between the Heathkit SB303 receiver and SB401 transmitter. I thought that was a strange choice of cables but at the time there were miles of the stuff being used for IBM 3270 terminals as noted below.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Poul-Henning Kamp Sent: Sunday, January 28, 2007 6:20 AM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] 75Z vs 50Z for GPS receivers (was Re: ACE-III GPSreceivers (Dr Bruce Griffiths)) In message <[EMAIL PROTECTED]>, Dr Bruce Griffiths writes: >93 ohm RG62 cables with BNC connectors are not unknown, they were used >in some nuclear instrumentation. >I have a few of these lying around. Other uses: 93 Ohm: IBM 3270 terminal cabling 75 Ohm: Practically all telecoms 50 Ohm: Thin ethernet. -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 [EMAIL PROTECTED] | TCP/IP since RFC 956 FreeBSD committer | BSD since 4.3-tahoe Never attribute to malice what can adequately be explained by incompetence. _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
