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產品描述：頻率計 FC-7150 （韓國EZDLGLTAL）
產品名稱：頻率計 FC-7150
制造廠家：韓國EZDLGLTAL
產品簡單介紹：Display: 9 digit large green LED display
產品介紹
Frequency measuring range : 0.1Hz to 150MHz in A input, 50MHz ~ 1.5GHz in C input
Period / Total / RPM measurement for input A
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
產品功能描述
Display：9 digit large green LED display(Overflow, gate time, mHz, Hz,kHz, MHz,
ns, µs, s,hold)
Range：0.1Hz～1.5GHz
Gate time：0.01s, 0.1s, 1s, 10s
Resolution：1nH～10Hz
Accuracy：【 resolution 【 time base 【 1 count
Terminal：A, C
Sensitivity：20mVrms A, B input / 30mVrms C input
Impedance ：1Mз < 40pF A, B input / 50з C input
Max. voltage：250Vrms A, B input / 3Vrms C input
Attenuator：X 1, X 10 A, B input
Slope A, B：+ or – selectable
Trigger A：preset or variable
Low pass filter：100kHz(-3dB) A, B input
Period：10ms ~ 10s range with 1ps ~ 1ns resolution / 【 resolution 【
trigger error 【 1 count accuracy
Totalize：5Hz ~ 30MHz range / 0 ~ 999999999(Max)
RPM：6 ~ 900 X 106 RPM
Internal time base：10MHz TCO frequency, 3 X 10-7/ month, under 5 X 10-6 (0 + 50∩)；
temperature stability, under 1 X 10-7for 10% variation line voltage
Frequency output：10MHz frequency / 2.5Vp-p amplitude / 500з impedance
External input：10MHz frequency / 20mVrms ~ 5Vrms input level / 500з impedance
Operating environments：0∩ ~ 50∩
Range for guaranteed：25∩【 5∩
Power requirement：AC 115 / 230V 【 10%, 50/60Hz
Acessories：power cord, fuse, operation manual, BNC cable
Factory optional sel：RS-232C interface / TCXO |
