Specification :

Impedance Meter
ZM-104

FEATURES
measures speaker line impedances
fully portable
easy operation
wide coverage: 5 - 100, 000 W
reliable
compact and lightweight

SPECIFICATIONS
Reading Method Direct ( indicated ohms on meter)
Measurement Range x 1 range 5-1, 000 W
x 10 range: 50-10, 000 W
x 100 range: 500-100, 000 W
Oscillation Frequency 1 kHz ± 10%
Accuracy + 10%
Power Supply Four � AA� size ( UM-3) batteries
( 6 volts)
Service Life, when x 1 range...30 hrs.
continuously used x 10 range, 100 range...60 hrs.
Dimensions in in. ( mm) 4.53( 115) W x 7.32( 186) D
x 2.16( 55) H
Weight ( with batteries) 2.1 lbs.( 960 gr)
Standard Accessories 1 Carrying case
1 set, Measuring leads
1 impedance-power chart