TVT-321 Single-needle Single-channel Millivoltmeter / Voltage Regulation Test / 10M Into The Impedance Voltage Measuring
Features:
Single needle, solely and tracing measurement. Frequency: 5Hz--1MHz. AC Voltage: 300uV--100V, Max. (DC+AC300V). dB measurement:-70dB--+40dB. 3600 revolving switch 10MΩ input impedance. Measuring with voltage adjustment
Specifications:
Measuring range
Voltage:300µV-100V in 12 steps
dB:-70dB to +40dB
dBm:-80 to +52dBm (0dB=1Vrms, 0dBm=0.755V)
Measuring mode
Measuring with voltage adjustment
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 a reference
Input impedance
10MOmega:±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 80dB connecting 600Omega
load
Consistent:50dB connecting 600Omega load
Gain
60dB
Output voltage
0.1Vms±20% ai full scale without load
Output resistance
600Omega±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
10C~40C 85% RH
Power supply
220V/110V±10% 50Hz/60Hz
Dimension
239*140*200mm
weight
About 2.5Kg
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
