uuF was used to spec cap values in tube equipment. The introduction of semiconductors forced a conversion to use the 'pico' prefix.
Same with hertz. Tube gear measured frequency in cycles per second. The transistor changed all of that. Today, the use of surface mount parts has caused the need for 'nano.' __________________________________ Do you Yahoo!? Meet the all-new My Yahoo! - Try it today! http://my.yahoo.com _______________________________________________ Elecraft mailing list Post to: Elecraft@mailman.qth.net You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com