-------- In message <c29de194-0f15-4cdc-b2ab-c8d10fe5e...@scace.org>, Eric Scace writes:
> Frequencies around 15 Hz were common on early 20th century cables, >depending on the degree of success in compensating for the inherent >capacitance on a cable thousands of miles long surrounded by conductive >sea water. Cable compensation is an entirely separate subject outside >the scope of a time-nuts forum. In 1924 a new "continuously loaded" submarine cable from New York to Azores did indeed provide the expected transmission rate 1920 letters per minute: https://archive.org/details/bstj4-3-355 It seems that people didn't really expect that, because it took a couple of years to build terminal equipment which could exploit all that bandwidth: https://archive.org/details/bstj7-2-225 -- Poul-Henning Kamp | UNIX since Zilog Zeus 3.20 p...@freebsd.org | 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 -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.