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GFC-8131H 1.3 GHz GFC-8270H 2.7 GHz Intelligent Counter |
$355.50
* 8 digit, High resolution at both high and low frequency
* 10 mVrms high sensitivity
* 100nHz resolution for 1Hz
* Variable trigger level control
* Display hold function
* 0.01Hz ~ 1.3GHz frequency range (GFC-8131H)
* 0.01Hz ~ 2.7GHz frequency range (GFC-8270H)
* Microprocessor controlled intelligent counter (GFC-8270H)
* Self diagnosis routine (GFC-8270H)
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General |
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| Display | 8 digits with Hz, kHz, MHz, GHz, S, mS, µS, nS and overflow |
| Gate Time | Continuously vary from 10mS to 10S, or 1 period of input depending on whichever is greater |
| Accuracy | ±(Resolution ±Timebase error) |
| Power Source | 110/220 V±10%, 50/60Hz |
| Size | 9.1"W X 3.7"H X 11.0"D |
| Weight | 4.8 lbs. |
| Accessories | test leads, manual, GTL-101 |
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Channel A |
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| Range | DC
coupled 0.01 Hz to 120 MHz AC coupled 30 Hz to 120 MHz |
| Resolution | The maximum resolution for frequency measurement is 100nHz for 1Hz and 0.1Hz for 100MHz input respectively, and for period measurement is 10nS for 1Hz and 0.1fS (f=10-15) for 100MHz input respectively. At least 7,6,5 digits are display for 1S, 100mS, 10mS gate time respectively |
| Sensitivity | 10 mVrms typical (50mVrms max) |
| Coupling | AC or DC switchable |
| Filter | low
pass, switchable in or out -3dB point of nominally 100 kHz |
| Impedance | 1MΩ // 40 pF |
| Attenuator | X1, X20dB |
| Trigger Level | -2.5 VDC to 2.5 VDC |
| Period Range | 8ns to 100s |
| RPM | 0.6 RPM - 7200 X 106 RPM |
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Channel B |
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| Ranges | GFC-8131H: 50 MHz to 1.3 GHz GFC-8270H: 50 MHz to 2.7 GHz |
| Sensitivity | GFC-8131H:
≤40mVrms (10mVrms typical) GFC-8270H: ≤50mVrms (10mVrms typical) |
| Coupling | AC only |
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Time Base |
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| Aging Rate | 1 ppm, per Month |
| Temperature | 5 ppm 23°C±5°C |
| Line Variation | ±0.005 ppm for ±10% variation |