Products

Contact Person : Mr. Wang Vincent
Company Name : MCH Instruments Co., Ltd.
Tel : 86-755-83281201
Fax : 86-755-83280257
Address : Guangdong,Shenzhen,Room 28P, Block B, Modern Window, Huangqiang Road North, Shenzhen, GD, CN
Country/Region : China
Zip : 518031

MVT-171 Millivoltmeter,single needle analog output,measured votlage from 1mV-300V in 12 steps

Product Detailed

1.Frequency:5Hz-1MHz 2.AC voltage:1mV-300V, max(AC+DC 500V) 3.dB measurement:-80dB-50dB 4.10M ohm input impedance

MVT-171 Single needle Millivoltmete

Features:

Advance circuit design with imported components ensure minimum accuracy deviation

Signal needle, operate solely

Frequency:5Hz-1MHz

AC Voltage:1mV-300V,max.(DC+AC 500V)

dB measurement: -80dB~50 dB

Measuring with voltage adjustment

360o rotation rnob

10MΩ input impedance

Specification MVT-171 Signal-needle Millivoltmeter
Measuring range	Voltage: 1mV~300V in 12 steps dB: -80 ~+50dB dBm:-80~+52dB (0dBm=1mV,600Ω)
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	10MΩ ±5%,45pF
Max. Input Voltage	500V(DC+AC peak):1V~300V 100V(DC+AC peak):1mV~300mV
Stability	±5% of full scale, at 10 variety of line voltage
Survival Voltage	Less than 200uV at 1mV range and short-circuit of input
Cross-talk	Independent:≤80dB connecting 600Ω load consistent:≤50dB connecting 600Ω load
Gain	60dB
Output Voltage	1Vms ±20% at full scale
Output Voltage	600Ω ±20% at 1KHz
Distortion	Less than 1% at dull scale
Signal to Noise Ratio	More than 30dB at 0.3mV range
Frequency Response	5Hz-500KHz:within ±3%
Ambient	10°C~40°C/85%RH
Power supply	220V/110V ±10%;50/60Hz
Dimension	128(W)×190(H)×239(D)mm
Weight	3Kg