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Goldline ZM1
Impedance Meter


NOTE: The ZM1P is pictured above in lieu of an available photo for the ZM1.  We apologize for any inconvenience this may cause.
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Our Price: $473.85
List Price: $650.00
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Goldline ZM1
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NOTE: The ZM1P is pictured above in lieu of an available photo for the ZM1.  We apologize for any inconvenience this may cause.

Useful to sound contractors and installers, Goldline's ZM1 measures the impedance of loudspeakers and entire distributed loudspeaker systems as well as individual components (resistors, capacitors, inductors).  It will also calculate the wattage that will be produced on an installed loudspeaker system.  This hand-held battery powered instrument features special circuitry to prolong battery life and comes complete with high-quality test leads.


  • Test Frequencies: 100Hz, 330Hz, 1kHz, 10kHz
  • Voltage Ranges: 25Vac - Some USA public schools and institutions
     50Vac - International
     70Vac - USA Industrial Standard
     100Vac - International
  • Impedance Measurement Ranges: 0 - 199.9 ohms
     0 - 1999 ohms
     0 - 19.99k ohms
  • Wattage Measurement Ranges: 0 - 19.99 watts
     0 - 199.9 watts
     0 - 1999 watts
  • Accuracy (typical): Impedance ┬▒ 3% / Wattage ┬▒ 2%
  • Connectors: Load/Output - Banana Jacks
  • Display: 3-1/2 Digit LCD with Battery Low Indicator
  • Power Requirements: 8 "AA" Alkaline Batteries
  • Expected Battery Life:
    - Impedance Mode - 35 hours continuous
    - Calculated Watts Mode - 23 hours continuous
  • Approvals:
    - CE
    - Emissions: - EN 55022 B - FCC Class B
    - Immunity: - EN 55024 B
  • Size: 3-1/4" W x 8" H x 2-1/4" D
  • Weight: 12 oz.
  • Case Material: High Impact ABS

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