*Complete technologies of Japanese electrical equipment and assembly with imported components ensure minimum accuracy deviation.
*Dual needle, solely and tracing measurement.
*AC Voltage: 300uV–100V, Max. (DC+AC300V).
*dB measurement: -70dB–+40dB.
*10Mohm input impedance.
*Observation of internal output.
|Specifications||TVT-322 dual channel Millivoltmeter|
|Measuring range||Voltage:300µV-100V in 12 stepsdB:-70dB to +40dBdBm:-80 to +52dBm (10dB=1Vrms, 0dBm=0.755V)|
|Error||Within 3% at 1KHz, full scale|
|Frequency response||5Hz~1MHz:±10%10Hz~500KHz::±5%20Hz~200KHz::±3%30Hz~100KHz::±2%Readout at 1KHz as reference|
|Input impedance||10Mohm:±5%, 45pF|
|Max input voltage||500V(DC+AC peak) (within in 3V-100V)300V(DC+AC peak)( within 300µV-1V)|
|Stability||±5% of full scale, at 10% variety of line voltage|
|Survival voltage||Less than 200µV at 1mV range and short-circuit of input|
|Cross-talk||Independent less than 80dB connecting 600ohm loadConsistent:less than 50dB connecting 600ohm load|
|Output voltage||0.1Vms±20% ai full scale without load|
|Output resistance||600ohm±20% at 1KHz|
|Distortion||Less than 1% at full scale|
|Signal to noise ratio||More than 30dB at 0.3mV range|
|Frequency response||5Hz~500KHz: within ±3%|
|Ambient||10℃~40℃ 85% RH|
|Power supply||220V/110V±10% 50Hz/60Hz|
|Weight (kg)||About 3|
1.300microvolt~100V measuring voltage
2.5Hz~1MHz measuring frequency