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Snip, Burn, Solder, Shred by David Erik Nelson

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Building It

We’ll start by building the drumhead, which is composed of two square wooden frames, each 1/2″ wide and 1″ deep. These nesting frames will hold our x-ray film tight, so it can be stretched taut against the bucket while still vibrating freely. One frame (the outer frame) has an external width of 12″ and an internal width of 11″. The other (predictably, the inner frame) has an external width of 11″ and an internal width of 10″. Making these requires using a miter box.

A miter box (shown in Figure 9-3) guides the saw so that you can accurately cut precise angles. There are lots of specialty miter boxes available with different angles, but even the most basic miter box has slots for cutting 90-degree and 45-degree angles. Framing the drumhead ...

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