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Back to Measurement Equipments 1

Frequency Counter LS-223 ( Home brew )

[Outline] [Front view] [Top view] [Bottom view] [Block diagram]

[Example]

Input freqency = 53.50008 MHz

[Step 1]

Read first 5 digits at 1ms of gate time. The readout is " 53.50? " MHz (Fig.1).

Fig.1 Read first 5 digits at 1ms of gate time.

Read last 5 digits at 0.1s of gate time. The readout is " 500.08 " kHz. (Fig.2 , also "OVER" range LED is lighted up ).

Fig.2 Read last 5 digits at 0.1s of gate time.

The input frequency is "53.50008" MHz.