Description

• TVT-322 Dual Channel Milivoltmeter Double Needle Millivoltmeter New Design High Quality Pointer Voltage Measuring Instruments Specification Name: Dual Channel Milivoltmeter Model: TVT-322 Dual needle millivolt meter dual channel Voltage: 220V/110V±10% 50/60Hz Measurement range: Voltage :300μV-100V dB-70dB to +40dB dBm:-80 to dBm (0dB=1Vrms, 0dBm=0) Error: full scale <3% 1KHZ level Frequency response: 5HZ-1mhz: 10%; 10HZ-500khz: 5% 20Hz to 200KHz: SM3% 30Hz to 100KHz: SM2% Level 1 KHZ Input impedance: 10 mω ±5%, 45pF Maximum input voltage: 500V(DC+AC):3 volts -100V range 300V(DC+AC): range of three hundred microvolts to one volts Stability: ±5% complete scale Residual voltage: lower than 200μV 1mV level, quick circuit output Gain: 60 db Output voltage: 0±20% complete scale (no load) Output resistance: 600Ω 20% 1KHz level Distortion: less than 1% complete scale SNR: 30dB greater within the fluctuate of 0 Frequency response: 5Hz ~ 500KHz: Shi <3% Rated operating temperature/humidity: 10 °C ~ 40°C/85%RH Weight: 3 kg Size: 239 * 140 * two hundred mm Package Included: Milivoltmeter*1pc Power Adapter*1pc Test cable*2pcs Manual* 1pc

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