GW Instek - GFC 8055G - Frequency Counter

550 MHz Freq Counter
Over-Flow Indicator
Low Pass Filter Function
10Hz Resolution with 10s gate time
15mVrms High Sensitivity

Form Factor – Benchtop

Number of Channels - 1 ch

Minimum Frequency, Ch. 1 - 1 Hz

Maximum Frequency, Ch. 1 - 550 Mhz

Sensitivity, Channel 1 - 200 mVrms

Maximum Input Voltage, Ch. 1 - 150 V

Input Impedance, Ch.1 - 1 Mohm

Input Coupling, Ch 1 – AC

Time base stability - 5 /yr

Specifications

Frequency Range - 1Hz ~ 550MHz in 3 ranges

Sensitivity - Input A: 10Hz ~ 60MHz<15mVrms. 60MHz ~ 100MHz<20mVrms
Input B: 80MHz ~ 100MHz<20mVrms. 100MHz ~ 350MHz<50mVrms
350MHz ~ 450MHz<100mVrms. 450MHz ~ 550MHz<200mVrms

Impedance - 1MΩ//35PF & 50Ω

Max Input Voltage - 150Vrms for 1MΩ, 5Vrms for 50Ω

Coupling System - AC Coupling

Time Base

Oscillation Frequency – 10MHz

Aging Rate - ±1x10-6/ Month

Temp Stability - 25°C±5°C 5 x 10-6, 0°C ~ 50°C± 2 x 10-5

Display

Accuracy - ± (1 Digit + Time base accuracy)

Counting Capacity - 8 Digit LED display (0.3")

Gate Time - 0.1 sec, 1 sec, 10 sec switch selctable

Readout - Hz or MHz with automatically positioned decimal point

Resolution

100MHz Range - 1Hz with 10 second gate time

550MHz Range - 10Hz with 10 second gate time

General

Operating Temperature - 0°C ~ 40°C

Storage Temperature - -10°C ~ +70°C

Power Source - AC 100V, 120V, 220V, 240V±10% 50/60Hz

Accessories - Test Lead GTL-101 x 1
Instruction Manual x 1

Dimensions & Weight - 230(W) x 95(H) x 280(D)mm, Approx.1.7kg