Agilent Technologies HP8648A Manuel d'utilisateur télécharger pdf (Page 69)

100

101

FM Transmitters

Measurement Procedure:

1 Connect the Transmitter as shown.

CAUTION: The RF present at the Test Set RF IN/OUT connector must not exceed 60W

continuous (or 100 Watts for 10 sec/minute).

On the Test Set:

2 Press the PRESET key.

Using the knob and the data entry keys:

3 Select the AF ANL screen.

4 Set Filter 1 to <20 Hz HPF setting.

5 Set Filter 2 to 300 Hz LPF setting.

6 Set Settling to Slow setting.

7 Select the DECODER screen.

8 Set Mode to CDCSS.

9 Set Standard to CDCSS.

10 Set Input Level to 0.95 kHz.

11 Set Arm Meas to Cont.

On the Radio:

12 Key the Transmitter and keep keyed until the remaining steps are complet-

ed.

Data rate, binary data (bin), and the Octal Code(s) are displayed on the

Test Set as shown.

Test Set Options Required

Decoder Option

1 2 ... 64 65 66 67 68 69 70 71 72 73 74 ... 319 320

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Agilent Technologies HP8648A Manuel d'utilisateur Page 69

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