Radiometric devices >> frequency counters, synthesizers, frequency standards (CHrs, frequency standards (Ch2-, Ch3-, Ch7-, RCh5-, RCh62-, CH3-, CH7-, RCh5-, RCh6-, Ya3Ch-, F and others) >> frequency counters Ch3
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Ch3-34A frequency counter electronic counting
Also, this device can be called: Ch334A, ch3-34-A, 34 A ch3, ch3-34 A, Ch3-34A, Ch3-34-A, Ch3 34 A, Ch3-34 A.
Ch3-34A frequency counter electroniccounting for automatic measurement of frequency of oscillations, the period of oscillations, the time interval of the frequency ratio, the issuance of coded signals measurements. Technical characteristics of the instrument frequency meters Ch3-34A electron-counting: Measurement frequency range - 10 Hz - 120 MHz (0.12 GHz - 4 GHz with power YAZCH-51). The range of frequencies in the measurement period - 0.01 Hz - 100 kHz.
Measurement error: - Frequency - ± δ 0 ± 1 unit. cq.;
- Period - ± δ 0 ± ((3 ∙ 10 -3) / n) ± ƒ input / (ƒ beat ∙ n).
The range of measured time intervals - to 10 -7 - 10 2.
Measurement range of the frequency ratio - (10 Hz - 20 MHz) / (0.01 Hz - 100 kHz).
Voltage input Ch3-34A: - Sine - 0.1 V - 100 V;
- Pulse - 0.5 V - 100 V
Instability crystal frequency up to 1 day - ± 5 ∙ 10 -9;
Input impedance: - When measuring frequency - kOm/80 15 pF;
- The measurement period - 1 kOm/100 pF.
Power consumption - 100 V ∙ A. Dimensions Ch3-34A - 480h120h420 mm.
Ch3-34A Weight - 22kg. |
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