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Millivoltmeter
Product Detailed
dual-needle Millivoltmeter,model MVT-172,5Hz-1Mhz frequency
MVT-172: MillivoltmeterComplete Japanese technologies and imported component assembly ensure minimum accuracy deviation.
Measurement scope | Voltage: 1mV to 300V with 12 ranges 1mV, 3mV, 10mV, 30mV, 100mV, 300mV dB: -80 to +50dB dBm: -80 to +52dBm (0dBm=1mV, 600Ω) |
Measurement mode | |
Error | Measurement below 1KHz: within 3% of full scale |
Frequency response | 5Hz to 1MHz: +/-10% 10Hz to 500KHz: +/-5% 20Hz to 200KHz: +/-3% 30Hz to 100KHz: +/-2% with 1KHz readout as reference point |
Input impedance | 10MΩ+/-5%, shunt capacitance less than 45pF |
Maximum input voltage | 500V (DC+AC peak value): LV to 300V range 100V (DC+AC peak value): LmV to 300mV range |
Stability | Influence resulted from change of 10% power supply voltage is +/-5% of full scale. |
Survival voltage | In 1mV range, less than 200uV when the input end is short-circuited. |
Cross talk | Independent: ≤80dB when one end is connected with a 600Ω load. Harmonic: ≤50dB when one end is connected with a 600Ω load. |
Gain | 60dB |
Output voltage | 1Vrms +/-20% when in full scale |
Output resistance distortion | 600Ω +/-20% at 1KHz less than 1% for full scale |
Signal to noise ratio | Over 30dB in 0.3mV range |
Frequency response | 5Hz to 500KHz: within +/-3% |
Nominal operation temperature/humidity | 10ºC to 35ºC/within 85%RH |
Power supply | 220V/110V +/-10%; 50Hz/60Hz |
Dimensions | 128(W) x 190(H) x 239(D) mm |
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