3. Jigs and Moulds
This section describes how to
make the jigs and moulds for
building a PMG. Once you have
made them, they can be used
again, to build more PMGs.
Coil winding machine
Some coils for the stator
The PMG stator contains six coils of copper wire (see diagram 4).
4. COIL
100 TURNS OF
ENAMELLED
COPPER
WIRE
110mm
110mm
The coils will be wound on a plywood coil-former.
The former is mounted on the end of a crankshaft, between cheek pieces.
• Make a crankshaft, turned by a handle (see diagram 5).
5. CRANKSHAFT
HANDLE
SIMPLE
BEARINGS
PMG manual
page 10
June 2001