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Physics Apparatus >> Dial Type Resistance Box, Resistances, Post Office Box
Dial Type Resistance Box, Resistances, P.O Box
Code Description
1462. Resistance Box: Dial type, Export quality. Each Dial with 10 steps, Accuracy: 0.1%
Single
Two
Three
Four Dial
1463. Resistance Coils: In round backelite case with terminals 0.1 to 100 Ohms.
1464. Resistance: for use of specific resistance of wire. Wire wound on wood
1465. High Resistance: 1k, 2k, 5k, 10k, 15k, 20k
1466. Post office box: Plug type, having Three pairs of ratio coils of 10, 100 and 1000 ohms in Teakwood box.
1467. A. Post Office Box: Four Ratio coils
B. Post office Box: Six Ratio Coils