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Max input Frequency: 1 Hz ~ 3 GHz
Period Range: 10 ns~ 1 s
Count accuracy: 108－1
Terminal type: BNC Female
Input impedance
Channel A : 1MΩ//40pF
Channel B : 50Ω
Coupling AC
Dynamic input power
Channel A : 30mVrms～250Vpp
Channel B : 30mVrms～1Vrms
Frequency measurement range per channel
Channel A : 1 Hz～100MHz
Channel B : 100 MHz～3 GHz
CHA low pass filter :－3dB bandwidth is about 100kHz
CHA attenuation: ×1 or ×20
Strobe time 10ms、100ms、1s、10s
Count display 0～99,999,999
Crystal vibration frequency:" 10 MHz
crystal frequency stability: 1×10-5/d
External input frequency: 10 MHz
External input frequency voltage >1Vpp
Display :8 digits high bright, 0.5”inch numeral tube,3 units LED indicator, a strobe LED indicator and a EXT FREQ mark LED indicator
Input Power AC 110~ 250V(1±10%), 50Hz~60Hz((1±5%), 20VA
Environment Temperature : 0°C ~ +39°C, Humidity : ~RH +70%, Altitude : ~3000m
Size About 280(W)×90(H)×240(D) mm
Weight About 1.5 kg
Standard Accessories BNC Cable, AC Power Cable, Manual
