Path: utzoo!utgpu!watmath!clyde!att!osu-cis!tut.cis.ohio-state.edu!mailrus!iuvax!pur-ee!pur-phy!piner From: piner@pur-phy (Richard Piner) Newsgroups: sci.electronics Subject: Re: 9-volt / rocket launcher? Message-ID: <1759@pur-phy> Date: 29 Dec 88 21:03:38 GMT References: <2557@ddsw1.MCS.COM> <680@eplunix.UUCP> <17942@glacier.STANFORD.EDU> Reply-To: piner@newton.physics.purdue.edu.UUCP (Richard Piner) Organization: Purdue Univ. Physics Dept., W. Lafayette, IN Lines: 14 In article <17942@glacier.STANFORD.EDU> jbn@glacier.UUCP (John B. Nagle) writes: > > The highest power-to-weight ratio in batteries is found in the Polaroid >PolaPulse (TM) battery. This is a flat object about the size of a playing > Just to bring things full circle, sort of, I have seen Estes ignition systems sold, and they were designed to use PolaPulse batteries. Indeed, the batteries were right there next to the system. Basicly, you can get everything you need for electic fuses at any store that sells model rocket supplies. (Some stores keep the hot stuff behind the counter nowadays. So ask.) Richard Piner