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1Hz~1.5GHz Frequency Counter
Features:●Under the control of MCU ●Equal accuracy measure ●Measure speed: 20 times/s ●High performance, low price, high reliability ●Speical apply to crystal with PPM FM ●PPM measure F0 preset able ●Channal A has LP filiter and x20 attenuator function ●10 LED display (8 data, 2 eponent)  |
Model | SP1500B | SP2500B | SP3000B |
Function | Measure frequency, period, totalize, self-calibrate, PPM | ||
Frequency range | 1Hz~1.5GHz | 1Hz~2.5GHz | 1Hz~3GHz |
Period range | 10ns~1s | ||
Totalize capacity | 108-1 | ||
Sensitivity | 40mVrms(1Hz~10Hz) | ||
20mVrms(10Hz-10Hz/100MHz) | |||
30mVrms(100MHz~3GHz) | |||
Input impedance | 1MΩ/40pF(Channel A) 50Ω(Channel B) | ||
Input voltage | 20mVrms~250Vp-p(Channel A) | ||
30mVrms~1Vrms (Channel B) | |||
Couple mode | AC | ||
Measure error | ±Time Base accuracy±Trigger error x Measured frequency(or Period)±LSD | ||
Time base stability | ±5x10-6/d | ||
Power source | 110~127VAC±10%/220~240VAC±10%,50Hz±2Hz/60Hz±2Hz | ||
Dimensions(WxHxD) | 210x80x230mm | ||
Weight | 1.8kg | ||
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