1911A – Fluke Frequency Counters
120.0MHz (Max. Freq.)
7-Digit LED Display with OverRanging.
Frequency 5Hz to 125 on Ch A, 5Hz to 250MHz on Ch B.
Internal rechargeable batteries
Sensitivity, Channel A 0.025 Vrms
Sensitivity, Channel B 0.030 Vrms
Time base stability 2 ppm
Trigger Source Int/Ext External
Time base reference 10 MHz
Freq. Resolution [Digits]