Clothespin Switch by the Jolly Roger

A spring type clothespin is used to make a circuit closing switch to

actuate explosive charges, mines, booby traps, and alarm systems.

Material Required:

-----------------

Spring type clothespin

Sold copper wire -- 1/16 in. (2 mm) in diameter

Strong string on wire

Flat piece of wood (roughly 1/8 x 1" x 2")

Knife

Procedure:

---------

1) Strip four in. (10 cm) of insulation from the ends of 2 solid copper

wires. Scrape the copper wires with pocket knife until the metal is

shiny.

2) Wind one scraped wire tightly on jaw of the clothespin, and the other

wire on the other jaw.

3) Make a hole in one end of the flat piece of wood using a knife, heated

nail or drill.

4) Tie strong string or wire through the hole.

5) Place flat piece of wood between the jaws of the clothespin switch.

Basic Firing Circuit:

--------------------

______________

| |---------------------------\

| initiator |----------\ | strong

-------------- | | twine

| | \

| _---------_________

| ---------

| | \clothespin \ /

\ / switch

\ /

\ /

\ /

+ -

----------

| |

| battery|

----------

When the flat piece of wood is removed by pulling the string, the

jaws of the clothespin will close, completing the circuit.

CAUTION: Do not attach the battery until the switch and trip wire have

been emplaced and examined. Be sure that the flat piece of wood is

seperating the jaws of the switch.

Revised '94. -= Exodus =-