1 - you can get a local electronics store, 1 as the SIP socket.
2 - Cyanoacrylate adhesive.
3 - Rasp or sand
4 - 2 cm, with a heat shrinkable tube.
5 - a little patience.
Step 1: Construction:
2 - from the socket, the two parts and a piece is cut with a cutter.
3 - diluted surfaces adhered to each other, exactly centered.
4 - The glue hardens, the test shall be attached to the socket on the camera.
5 - If there is a problem, use the tip of solder wire.
6 - with the heat shrinkable tube, on the cable, turning off the narrow connections.
7 - that's all
Step 2: Final
For the following Canon models can use this socket.
10D, 20D, 30D, 40D, 50D, 60D, 5D, 5D Mark2, 7D, 1D, 1Ds