Model

F1000C

Frequency measurements

Channel A

Range

1Hz-100MHz

Resolution

Max.1Hz

Gate time

0.01s/0.1s/1s selectable

Accuracy

±lcount±time base error x frequency

Channel B1

Range

100MHz-1GHz-1.3GHz

Resolution

Max.100Hz

Gate time

0.01s/0.1s/1s selectable

Accuracy

±lcount±time base error x frequency

Period measurements(Channel A)

Range

1Hz-10MHz

Resolution

Max. 10-9s

accuracy

± 1 count ± time base error x period

Input characteristics

Channel A

Input sensitivity

1Hz~10Hz: 30mVrms

10Hz~80MHz: 20mVrms

80Mhz~100MHz: 30mVrms

Attenuation

x 1,x20 fixed

Filter(CH-A only)

Low pass: ~100Khz~3dB

         ~150Khz~3dB at 20dB ATT

Impedance

Approx. 1MΩ<3pF

Maximum voltage without damage: 250Vrms (DC+AC)

Channel B

Input sensitivity

100MHz~1GHz    20mVrms

1GHz~1.3GHz    50mVrms

Impedance

Approx. 50Ω

Maximum voltage without damage : 3V

Time base

Frequency

10MHz

Stability

Better than ± 2x10-6 / day

Output

“0” level: 0V~0.8V

 “1” level: 3V~5V

General

Display

8 digit 7mm red LED display with decimal point,gate, overflow, kHz, MHz and µs indication.

Check

Counts internal 10MHz time base oscillator