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Universal frequency meter Ch3-95

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Universal frequency meter Ch3-95
The frequency meter is capable of operating both autonomously and as part of automated measuring systems with interfaces such as BUSB, RS-232, ETNET and IEEE-488 (CPC).
Technical specifications

Frequency and period of sinusoidal signals (inputs A, B) 0.001 Hz - 300 MHz
Frequency and period of video pulse signals (inputs A, B) 0.001 Hz - 300 MHz
Frequency of continuous sinusoidal oscillations (input C) (37.5 – 78.33) GHz
Pulse duration 5 ns - 1000 s
The duration of the front, the decay of the pulses is 5 ns - 100 microseconds
Time interval from -1000 to 1000 s
Frequency measurement resolution 2x10-10 s/Rng
Setting range of trigger levels (inputs A, B) from -2 to 2 V
The error of setting the trigger levels (inputs A, B) ± 0.01 V
Input signal level:
•for sinusoidal signal (inputs A, B) (0.03 - 10.0) V
•for video pulse signal (inputs A, B) (0.1 - 10.0) V
•for a sinusoidal signal (input C) 0.5 MW - 5 MW
Input resistance
•Inputs A, B (50±2.5) ohms; (1±0.1) MOm/100 pF
•Input With (50±2.5) ohms
Nominal frequency value of the reference quartz oscillator 10 MHz
Relative error in the frequency of the quartz oscillator, no more than ± 2x10-7 in 24 months
Operating temperature range from minus 10 to 40 °C
AC power supply 220 V, 50 Hz
Power consumption, not more than 100 VA
Overall dimensions, mm 299x130,5x433
Weight, not more than 8.5 kg
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