產(chǎn)品詳細(xì)介紹 |
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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(chǎn)品功能描述 |
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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 |
產(chǎn)品持有證書 |
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CE | |