Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site brl-tgr.ARPA Path: utzoo!watmath!clyde!burl!ulysses!allegra!mit-eddie!genrad!panda!talcott!harvard!seismo!brl-tgr!ron From: ron@brl-tgr.ARPA (Ron Natalie) Newsgroups: net.consumers Subject: Re: Bulb Life/Local Power Message-ID: <8202@brl-tgr.ARPA> Date: Sun, 10-Feb-85 18:36:43 EST Article-I.D.: brl-tgr.8202 Posted: Sun Feb 10 18:36:43 1985 Date-Received: Tue, 12-Feb-85 05:56:21 EST References: <327@vax2.fluke.UUCP> <1319@vax3.fluke.UUCP> Organization: Ballistic Research Lab Lines: 7 Then there is always the principle of pre-heat current. That's where you keep a small flow of current through the bulb even when off to keep the filament from cooling down two much. The advantage is only realized in lamps that are turned on and off a lot. They filaments last longer and the bulbs come up to full brightness faster. -Ron