Форум за електроника

[a859]

Миливолтметъра е използван доста (личи по кутията му),но е в пълна изправност.
Средноквадратично (RMS)измерване и е точен до 10MHz.
Цена 200лв
София
0878229484

http://zapadpribor.com/en/v3-39/
Milivoltmeter, voltmeter B3-39 analog of Rawson, Wescor, Boonton, HP Agilent, Fluke and general Electric, but has the same or better characteristics.
This device can be used for wide range measurements.
Analog millivoltmeter B3-39 is designed to measure the rms value voltage and to convert the rms voltage value of sinusoidal form into a proportional dc voltage.

General technical characteristic:

Measurement range: 0.1mV-300V ;
Devided on subranges: 1mV, 3mV, 10mV, 30mV, 100mV, 300mV and 1V, 3V, 10V, 30V, 100V and 300V;
Operating frequency range: 10Hz - 10MHz;
Voltage supply 220 ± 22V with frequency 50Hz ± 0.5HZ;
Accuracy class 2.5-4%
Response speed: less than 4s.
Continuous worktime: 16 hours;
MTBF at least 3000 hours;
Dimensions: 171x209x332mm;
Weight: 6kg.