Hanmatek Dos1102 Manual -

Use the [Measure] menu to display automatic measurements like frequency, peak-to-peak voltage ( Vppcap V sub p p end-sub ), and average voltage.

The DOS1102 has a deep record function often overlooked: hanmatek dos1102 manual

: Includes standard parameters like period, frequency, RMS, peak-to-peak, and duty cycle. Use the [Measure] menu to display automatic measurements

Check the attenuation switch on your probe (1X or 10X). For most digital work, 10X is preferred as it increases the input impedance and protects the scope from higher voltages. Periodically check the Hanmatek Official Support hanmatek dos1102 manual