Частотомер Hameg, HM8021-4 HAMEG HM8021-4 1.6GHz Universal Counter Module 7 measuring functions 3 selectable gate times + external gate Selectable trigger Measurement Functions Frequency A/C; Period A; Totalize A; Pulse width (averaged); Totalize A during Ext. gate Input A Frequency Range 0 to 150MHz (d.c. coupled) 10Hz to 150MHz (a.c. coupled) Sensitivity 20mVrms d.c. to 80MHz (pulse) 60mVrms 80MHz to 150MHz 50mVrms (20Hz to 80MHz), (auto trigger) Min Pulse Duration 5ns Input Impedance 1MΩ/40pF Attenuator X1, x20 Max Input Voltage 250V (d.c. + a.c. peak) zero to 440Hz Input C Frequency Range 100MHz to 1.6GHz Sensitivity 30mVrms to 1.3GHz (typ. 20mV) 100mVrms to 1.6GHz (typ 80mV) Input Impedance 50Ω nominal; coupling a.c. Max Input Voltage 5V (d.c. + a.c. peak) External Gate Input Impedance 4.7kΩ Max Input Voltage ±30V Min. Pulse Duration 50ns Min eff. Gate Time 150μs Frequency A LSD/Resolution 2.5x 10-7x freq/measuring time/±1 or 2 LSD Period A Range 10000sec to 66.6ns LSD/Resolution 2.5x10-7s x period/measuring time/ ±1 or 2LSD Totalise A Range d.c. to 20MHz Min Pulse Duration 25ns LSD/Resolution ±1 count/LSD Time Base Frequency 10MHz clock rate: 10MHz crystal (TXCO) Accuracy ±5x 10-7 between 10°C and 40°C Ageing Информация

Производитель: Hameg

Артикул производителя: HM8021-4