Toa ZM-104A Impedance Meter

The TOA ZM-104A Impedance Meter can measure the rough impedance value of speaker lines easily in the same manner as a circuit tester measures resistance.
Specification

Power Source
R6 × 4 (1.5 V DC × 4)

Current Consumption
39 mA

Reading
Direct reading meter, unit: Ω

Measurement Range
× 1 range: 5 Ω – 1 kΩ× 10 range: 50 Ω – 10 kΩ× 100 range: 500 Ω – 100 kΩ

Oscillation Frequency
1 kHz, ±10 %

Battery Life When Continuously Used
× 1 range: 30 h× 10 range and × 100 range: 60 h

Operating Temperature
-5 ℃ to +40 ℃ (23 ゜F to 104 ゜F)

Dimensions
122 (W) × 222 (H) × 70 (D) mm (4.80″ × 8.74″ × 2.76″) (carrying case)110 (W) × 180 (H) × 58 (D) mm (4.33″ × 7.09″ × 2.28″) (unit only)

Finish
ABS resin, black

Weight
730 g (1.61 lb) (including carring case, without batteries)

Accessory
Test leads …1 set

Measurement Category
CAT I