S Y N T H E S I Z E D

S W E E P E R

A D A P T E R

QS P E C T R U M A N ,A L Y Z E R

A D A P T E R jj

‘y.ln1111

D I G I T A L V O L T M E T E R

A14>501A14‘ FREO

CONTROL

A14J17

P I N 1

S K 1 1 0 1

Figure 10-l. YTO Loop Test Setup

18.Disconnect W34 from A15A2Jl and disconnect W32 from A15JlOl.

19.Connect a frequency counter to A15JlOl. Connect a high-frequency test cable from an HP 8340A/B Synthesized Sweeper to A15A2Jl. See Figure 10-2.

20.Connect a BNC cable from the HP 8560A’s 10 MHz REF IN/OUT to the HP 8340A/B’s FREQUENCY STANDARD EXT input.

21.Set the HP 8340A/B to the following settings:

FREQUENCY STANDARD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EXT P O W E R L E V E L . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .-5 dBm FREQ STEP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5 MHz

22. Set the HP 8560A to the following settings:

SPAN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . OHz CFSTEP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7.5 MHz

23.Set the HP 8560A and HP 8340A/B frequencies to the combinations listed in Table 10-2. (Use the frequency step-keys on both instruments.)

Synthesizer Section 10-5