Frequency Ch3-81

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Описание

Ch3-81 (inputs A, B, C) - range 0.1 Hz – 2.5 GHz
Frequency Measurement, Frequency Ratio
Measurement of the period, duration 1 μs – 10000 s
Signal level 30 mV – 10 V (rms), pulse up to 30 V
Thermostated quartz 5 MHz: ± 10-7 (year) ± 7.5X10-9 (day)
Frequency temperature drift: ± 2.5X10-8 (+5 ... + 40 ° C)
Number of averaged periods: 1–104
Time stamps 10-7-10-3 s
RS-232 interface
8-bit LED indicator
Dimensions, weight 80X220X300 mm, 3 kg
Power Supply: ~ 220V, 20V

Frequency meter Ch3-81 (electronically counted) is designed to measure the frequency or a single and averaged period of sinusoidal and pulsed signals, as well as to measure the duration of pulses and the ratio of frequencies, with a guaranteed measurement error of up to 10-7 per year.

Характеристики

Вход "А" :
Вид измерений	Частота, отношение частот
Форма измеряемых сигналов	Синусоидальная и импульсная любой полярности
Диапазон измеряемых частот	10 Гц-200 МГц
Уровень входных сигналов :
Синусоидальных (эффективное значение)	30 мВ-10 В
Импульсных	±100 мВ- ±10 В
Отношение частот	Вход А/Вход В
Входное сопротивление	1 МОм/50 Ом
Входная ёмкость	Не более 50 пФ