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Features: Frequency measuring range : 0.1Hz to 150MHz in A, B input and 50MHz ~ 1.5GHz in C input Trigger level adjustment for input A Separate and common mode selectable for input A and B Period / Total measurement for input A Time interval and ratio measurement for input A and B Slope mode selectable for input A and B 9 digit display with 0.01mHz resolution in 1 sec. High sensitivity external reference input function (higher than 20mVrms) Microprocessor controlled Reciprocal technique for high resolution at low counting frequency Self check function executed to perform an automatic self diagnosis of various counter function Push-scanning for selecting function and gate time Low-pass filter(100kHz, -3dB) installed for removing noise signal in low frequency measuring AC/DC coupling function (selectable X1 / X10 attenuator) Data hold function Optional RS-232C serial interface function for communication with computer

Model	Description	List Price	Sale Price
FC-7150U	1.5GHz, Universal, Total, RPM, Period Frequency counter, without Software & RS232C	$395.00	$331.80

Specification
Model		FC-7150U	FC-7015U	FC-7150	FC-7015
Frequency Measurement	Display	9 digit large green LED display (Overflow, Gate time, mHz, Hz, kHz, MHz, ns, ms, ms, s, Hold)
	Range	0.1Hz~1.5GHz	0.1Hz~150MHz	0.1Hz~1.5GHz	0.1Hz~150MHz
	Gate Time	0.01sec, 0.1sec, 1sec, 10sec
	Resolution	1nHz ~ 10Hz
	Accuracy	±Resolution ±timebase error ±1 count
Input Characteristics	Terminal	A, B, C	A, B	A, C	A
	Sensitivity	A, B input: 20mVrms, C input: 30mVrms
	Impedance	A, B input: 1MW <40pF, C input: 50W
	Max. Voltage	A, B input: 250Vrms, C input: 3Vrms
	Attenuator	A, B input: x1, x10
	Slope A, B	±selectable
	Trigger A	Preset or Variable
	L.P. Filter	A, B input : 100kHz, -3dB
Multi Function for Input A	Period	Range: 10ms ~ 10s, Resolution: 1ps ~ 1ns Accuracy: ±Resolution ±Trigger Error ±1 count
	Totalize	Range: 5Hz ~ 30MHz, Count Capacity: 0 - 999999999(Max)
	RPM			6 ~ 900 x 106 RPM
Comparison Function for Input A, B	Time Interval (A®B)	Range: 0.1ms LSD Display: 100ns Resolution: ±LSD ±Trigger Error Accuracy: ±Resolution ± 1 count
	Ratio (A/B)	Range: A input: 0.1Hz~10MHz B input: 0.1Hz~10MHz LSD Display: AxN/B, N=1~1000 Accuracy: ±1count of A ±B Trigger Error ±A
Time Base Characteristics	Internal Time Base	Frequency: 10MHz TCO Aging Rate: <3 x 10-7/month Temperature Stability: <5 x 10-6 (0 ~ +50°C) Line Voltage: <1 x 10-7 for 10% variation
	Frequency Output	Frequency: 10MHz, Amplitude: 2.5Vp-p Impedance: Approx. 500W
	External Output	Frequency: 10MHz Input level: 20mV - 5Vrms Impedance: Approx. 500W
General	Power Requirement	AC 115/230V ±10% (50/60Hz)
	Temp./ Dimension	0~40°C (specified at 25°C±5°C) 225(W) x 260(D) x 80(H) mm
	Weight/ Accessories	Approx. 2 kg Power cord, BNC cable, Fuse, Operator's manual