Rigol M300 Manual do Utilizador descarregar pdf (Página 110)

RIGOL

User’s Guide for DM3000 Series

3-6

Example 4: dB Measurement

Do these steps as follows:

1. Connect test leads into the circuit as shown in Figure 1- 7.

2. Set the reference resistance as described in Example 3.

3. Press button, select DC Voltage measurement function. Choose an

appropriate range.

4. Set the dB measurement function parameters.

(1). Press  dB, set the dB measurement setting value with the direction

key.

(2). Press , save all changes, back to a higher level menu.

5. Start dB measurement.

Press  ON, turn on dB measurement function.

6. Lead test leads into circuit and start to measure.

Figure 3- 4 dB Measurement

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Rigol M300 Manual do Utilizador Página 110