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Single-Needle Millvoltmeter (TVT-321) buy in Lanzhou
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Single-Needle Millvoltmeter (TVT-321)

Single-Needle Millvoltmeter (TVT-321)

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Description

Complete technologies of Japanese electrical equipment and assembly with imported components ensure
1. Dual needle, solely and tracing measurement
2. Frequency: 5Hz--1MHz
3. AC Voltage: 300UV--100V, Max. (DC+AC300V).
4. dB measurement: -70dB--+40dB.
5.3600 revolving switch
6.10MΩ Input impedance
7. Internal grounding
8. Observation of interal output.

Measuring range voltage 300μ V-100V
dB - 70dB to 40dB
dBm - 80to 52dBm (0dB=1Vrms, 0dBm=0.755V)
Measuring Mode Measuring with voltage adjustment
Error < 3% 1KHz
Frequency Response 5Hz-1MHz ± 10%
10Hz-500KHz ± 5%
20Hz-200KHz ± 3%
30Hz-100KHz ± 2%
Readout at 1 KHz, as a reference
Input impedance 10 MΩ ± 5%, 45pF
Max. Input Voltage 500V (DC+AC peak) 3V TO 100V
300V (DC+AC peak) 300uV TO 1V
Stability ± 5%
Survival Voltage Less than 200uV, in 1 mV range, short circuit output
Gain 60dB
Cross-talk Independent ≤ 80dB connecting 600Ω load
cosistent ≤ 50dB connecting 600Ω load
Gain 60dB
Output Voltage 0.1Vms± 20% at full scale(No-load)
Output resistance 600Ω ± 20% 1KHz
Distortion Less than 1% of full scale
SNR(Signal to Noise Ratio) Less than 30dB at 0.3mV range
Frequency Response 5Hz-500 KHz, within± 3%
Ambient 10 - 40 & ordm; C/85%RH
Power supply 220V/110V± 10%, 50Hz/60Hz
Dimensions 239× 140× 200mm
Weight 2.5kg
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Single-Needle Millvoltmeter (TVT-321)
Single-Needle Millvoltmeter (TVT-321)
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