-------- In message <[email protected]>, Bob Camp writes:
>> It's interesting that >> >> http://www.vlf.it/feletti2/idealloop.html >> >> says that sensitivity is set by the mass of copper used. To quote >> >> "A single turn square loop, 1m side, made with 1kg copper has the same >> sensitivity of a 1000 turns square loop made with 1kg copper and same >> dimensions. In this context, the sensitivity limit is represented only by >> loop thermal noise: >> > >The *power* into the loop is a function of the area. I think they're barking up another tree: The number of turns you can make is inversely proportional to cross-section of the wire, so given a fixed mass of conductor, you can trade current for voltage by the number of turns. -- 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] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
