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韓國EZ FC-3000 通用頻率計

1. Frequency measuring range 0.1 Hz to 100 MHz in A input 80 MHz to 3.0 GHz in C input
2. Period, Total and RPM measurement for input A
3. Digit display with 0.01 mHz resolution in 1 Sec(By Ext. Reference signal)
4. RS-232C serial interface function for communicating with computer
5. High sensitivity External reference input function (≥ 1.5 Vrms)
6. Reciprocal technique for high resolution at low counting frequencies
7. Self check function executed to perform a automatic self diagnosis of various counter function
8. Push-scanning for selecting Function and Gate time
9. Low-pass filter (100kHz,-3dB) installed for removing noise signal in low frequency measuring
10. AC/DC coupling function (Selectable AC/DC Coupling)
11. 10:1 Input Attenuation (Selectable ×1/×10 Attenuator)
12. Data hold function

Display	9 digit large green LED display, Overflow, Gate time, mHz, Hz, kHz, MHz, nS, uS, mS, S, HOLD

Frequency Mesurement	Range : 0.1Hz to 100MHz(A input), 80MHz to 3.0GHz(C input) Gate Time : 0.01Sec, 0.1Sec, 1Sec, 10Sec Resolution : 1nHz to 10Hz Accuracy : +/-Resolution +/-Timebase Error +/-Count

Input Characteristics	Terminal - A, C Sensitivity - A Input: 20mVrms, C Input: 30mVrms Impedance - A Input: 1Mohm, Less than 40pF, C Input: 50ohm Max. Input Voltage - A Input: 250Vrms, C Input: 3Vrms Attenuator - A Input: x1, x10 Low Pass Filter - A Input:100kHz, 3dB

Multi Function for Input A	Period - Range: 10mSec to 10 Sec Resolution : 1pSec to 1nSec depending on gate time ａnd Input signal Accuracy : +/-Resolution +/-Trigger error +/-1 Count Totalize - Range: 5Hz to 10MHz Count capacity: 0 to 999999999(Max.) RPM - 6RPM t 900 x 10?RPM

Timebase Characteristics	Internal Timebase - Frequency: 100MHz TCO(TCXO; option) Aging Rate: Less than x 5 10-6/month Temp. Stability: Less than 5 x 10-6(0℃ to +50℃) Line Voltage: Less than 1x10-6 for 10% variation Frequency Standard Output - Frequency: 10 MHz Amplitude: 1.5 Vp-p Impedance: Approx. 600ohm External Standard Input - Frequency : 10MHz Amplitude: 1.5 Vrms to 5Vrms Impedance: Approx. 600ohm

General	Power Requirement - 115/230 VAC +/-10%, 48 to 66Hz Operating Temperature - 0 to 50℃(Accuracy specified at 25 +/- 5℃) Dimension - 240(W) x 270(D) x 90(H)mm Weight - Approx. 2.5kg Standard Accessories - Power Cord, BNC to BNC cable, Fuse, Instruction Manual Option Accessories - RS-232C Software, RS-232C Cable