Article View: sci.electronics
Article #20441Re: 9-volt / rocket launcher?
From: paszkows
Date: Mon, 16 Jan 1989 07:50
Date: Mon, 16 Jan 1989 07:50
24 lines
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1565 bytes
In article <2557@ddsw1.MCS.COM> benfeen@ddsw1.UUCP (Ben Feen) writes:
>
>How can I use a 9-volt battery and other componentsx
> to heat something up enough that I can light a fuse with it?
> I want something which will get hot without shorting out the 9-volt.
>Will diodes work, or am I mistaken?
I doubt whether you could obtain the desired temperature with diodes.
Use a piece of very fine wire, which when passing current through it will
get very hot indeed.
One method I have tried is to use a Brillo pad ( TM ) - a mass of
steel wool will soap for cleaning pans.
Take about 1/2 cm3 of wool, stick two wires into it and pass current. Bit of
it will melt. I believe the IRA and other terrorist organisation used this type
of igniter in crude bombs. ( IT is enough to set of gunpowder or similar
explosive ).
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Path: arc1-ca.pugleaf.net!utzoo!attcan!uunet!mcvax!ukc!stl!stc!idec!prlhp1!paszkows From: paszkows@prlhp1.prl.philips.co.uk (paszkows) Newsgroups: sci.electronics Subject: Re: 9-volt / rocket launcher? Message-ID: <761@prlhp1.prl.philips.co.uk> Date: 16 Jan 89 07:50:57 GMT References: <2557@ddsw1.MCS.COM> Reply-To: paszkows@prlhp1.UUCP () Organization: Philips Research Laboratories, Redhill, UK Lines: 24