Digital Multi-Function Counter Equal Precision Measurement With Range 1Hz～1.5GHz

Overview:

• Multi-function counter series is developed and completed by using microprocessor technology. It is a kind of precision test instrument. 
• The biggest feature of this instrument is that it adopts inverse counting technology with high measurement accuracy, wide frequency measurement range, high sensitivity and fast measurement speed. 
• It has the function of PPM measurement and the preset frequency F0 can be set arbitrarily. 
• This instrument is suitable for post and telecommunication, electronic laboratory, production line and teaching, scientific research.

Features :

• Microcontroller control
• Equal precision measurement
• Measurement speed 20 times / sec
• Cost-effective, high reliability
• A-channel with low-pass filter and 20-fold attenuation function
• 10-digit LED display (8 data digits, 2 index values)
• Conductive rubber keypad with light-touch keypad, attractive appearance

Parameter :

Name	Technical specifications
Function	Frequency measurement, weekly measurement, counting, self-calibration
Frequency measurement range	1Hz～100MHz （ A channel）
	100MHz～1.5GHz （B channel）
Period measurement range	10ns～1s
Counting capacity	108 － 1
Sensitivity	1Hz～10Hz  40mVrms
	10Hz～100MHz 20mVrms
	100MHz～3000MHz 30mVrms
Input impedance	1M Ω∥ 40pF （A channel）
	50 Ω （ B channel)
Coupling method	AC Coupling
Dynamic range	20mVrms～250Vp-p A channel )
	30mVrms～1Vrms   (B channel )
Measurement Error	± Time base accuracy ± Trigger error × Measured frequency (or period) × LSD
Crystal Stability	± 5 × 10-6
Dimension	230mm × 92mm × 230mm
Weight	1.8kg

 

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