| Type | Scientific Instruments |
|---|
Check the listing for details. 1943 DETECTOR Q & I. A.T.P. Science Electrical Steam Punk Interest. Condition: Used. Listed at 101.06 USD. DETECTOR Q & I. A.T.P. The "Q" coil has a resistance of. 2 ohms. The "I" coil has a resistance of 100 ohms. The "intensity" coil is used for localizing faults in lines using a series resistance. The "quantity" coil is used primarily for battery testing".