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Patent-pending design isolates the microphone connector and discussion unit
exemplary flexibility
XSW IEM EK (E) 823
Metamaterial Absorption Technology - A truly revolutionary tool in the KEF acoustic armoury
open voltage: 12 V DC
ZM104A Impedance Meter (3 Range Settings) In Case Voice Alarm Emergency Public Address Systems Patent-pending design isolates the microphoneThe 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. Product Features For easy and exact measurement of speaker impedances including long cable length Battery driven for mobile use (4 Mignon (AA) batteries) One set of batteries for 30 60 hours operation time (depending on the measurement range) Graphic conversion table impedance power Oscillator
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