| | Instek Frequency Counters Selection Guide |  | | |
| | GFC-8010H | GFC-8131H | GFC-8270H | | Frequency Range | 1Hz - 120MHz | .01Hz - 1.3GHz | .01Hz - 2.7GHz | | Functions | Frequency, Period | Frequency, Period | Frequency, Period | | Max. Sensitivity | 15mV RMS | 10mV RMS | 10mV RMS | | Timebase | 5 ppm | 5 ppm | 5 ppm | | Max Resolution | 1µHz | 100nHz | 100nHz | | Display | 8 Digit LED w/overflow | 8 Digit LED w/overflow | 8 Digit LED w/overflow | | Trigger Level | Fixed | Variable | Variable | | Display Hold | | Yes | Yes | | List Price | $195.00 | $305.00 | $395.00 | | Sale Price * | $175.50 | $274.50 | $355.50 |
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