TVT322 Digital dual channel 110v ac millivoltmeter

110v Ac millivoltmeter

300uV --100V analog voltmeter 

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.

Specifications:

 TVT-322 dual channel Millivoltmeter
Measuring range\tVoltage:300µV-100V in 12 steps
dB:-70dB to +40dB
dBm:-80 to +52dBm (0dB=1Vrms, 0dBm=0.755V)
Measuring mode\ttraceable
Error\tWithin 3% at 1KHz, full scale
Frequency response\t5Hz~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\tIndependent less than 80dB connecting 600ohm load
Consistent:less than 50dB connecting 600ohm load
Gain\t60dB
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

           a.c. millivoltmeter

30v 5a 4led disply high precision varaible dc power supply

LW(LONGWEI) Our company build up in 1996s,and we have 20years history in China .Our own Research&development -Production-Sales together.And our workshop located in Dongguan City,Guangdong Province,China.We are specialized in power supply,oscilloscope,signal generator,Hi-pot tester,Soldering station and so on .Our products has about 2000kinds (instruments and tools).Our workshops more than 80000 square meters.Our productivity is 1000000pcs/year.

All packing use the standard export caron ,each new product will be packed in one platic bag,then abound with pearl cotton around the good.One inner box,Another is bigger box.Inner box 1pcs one box, bigger box usually 2pcs one box,also have 4pcs one box.

For the samll order 1-10pcs,we have it in stock,when receive payment ,can send goods out immidiately by express.

For big order 20's ft container ,we need about 20working days.