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AC-millivolt Meter

ac-millivolt meter Model: TVT-322 This is the ac millivoltmeter, we have single channel or dual channel ac millivoltmeter. Features: 1. Complete technologies of Japanese electrical equipment and assembly with imported components ensure minimum accuracy deviation. 2. Dual needle, solely and...

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Product Details

ac-millivolt meter
Model: TVT-322

This is the ac millivoltmeter, we have single channel or dual channel ac millivoltmeter.


Features:
1. Complete technologies of Japanese electrical equipment and assembly with imported components ensure minimum accuracy deviation.
2. Dual needle, solely and tracing measurement.
3. Frequency: 5Hz--1MHz.
4. AC Voltage: 300uV--100V, Max. (DC+AC300V).
5. dB measurement: -70dB--+40dB.
6. 3600 revolving switch
7. 10Mohm input impedance.
8. Internal grounding
9. Observation of internal output.


Specification:

Model

TVT-322

Measuring range

Voltage: 300µV-100V in 12 steps
dB: -70dB to +40dB
dBm: -80 to +52dBm (0dB=1Vrms, 0dBm=0.755V)

Measuring mode

traceable

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 load
Consistent: less than 50dB connecting 600ohm load

Gain

60dB

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

Dimension

239*140*200mm

weight

About 3Kg

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