Wednesday, October 23, 2013

Phone Horn Passive Amplifier

0.284308659646774541.JPGI've seen a few of these projects online lately and really wanted to have a go myself - got my opportunity this week when I picked up an old decorative bugle for £1 at the car boot.

It only took an hour or two to complete, and made for an excellent evening's tinkering.

0.658429107703339520130526_160554.jpgI had a rough idea of the shape I wanted, so set about chopping down the horn, using my all-time favourite tool a copper pipe cutter, the kind you keep tightening and rotating, like in the opening credits for Cool Hand Luke but on a smaller scale.

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