Agilent Technologies E8257C PSG Especificações

Agilent E8247C/E8257CPSG CW and Analog Signal GeneratorsSelf Guided DemoProduct Note

10Instruction Note7. Highlight the frequency item for point 8, then press {Insert Item}.NOTE During this process, several error messages are generat

11The 8257C can modulate the RF car-rier with four types of analog modu-lation: amplitude, frequency, phase,and pulse.AM, FM, and ΦΦM Sources•AM, FM,

12Instruction Note1. Press [Frequency] > [4] > {GHz}. The FREQUENCY area of the display now reads 4.000 000 000 00 GHz.Instruction Note1. Pres

13Creating a multipath AM configurationUse these steps to configure a multi-path AM configuration. AM Path 1and AM Path 2 are summed inter-nally for c

14Instruction Note1. Press [Preset].2. Press [Frequency] > [4] > {GHz}. The Center FREQUENCY area of the display now reads 4.000 000 00 GHz.3.

15Activating FMThe signal generator is now config-ured to output a 0 dBm, frequency-modulated carrier at 4 GHz with theFM deviation set to 75 kHz and

16Configuring ΦΦMUsing this procedure, you will learnhow to create a phase-modulated RFcarrier with the following character-istics:•RF output frequenc

17Configuring pulse modulationUsing the following procedure youwill learn how to create a pulse-modulated RF carrier with the fol-lowing characteristi

18The E8257C has a low frequency(LF) output. The LF output’s sourcecan be switched between an internalmodulation source (internal monitor1 or 2) or an

19Instruction Note1. Press [Preset].2. Press the [FM/ΦM] hardkey.3. Press {FM Dev} > [75] > {kHz}. This sets the FM deviation to 75 kHz.4. Press

2Agilent E8247C 250 kHz - 40 GHz PSG CW signal generatorAgilent E8257C 250 kHz - 40 GHz PSG analog signal generator

20This section explains how to usethe two forms of signal generatordata storage, the memory cata-log, and the instrument stateregister.Using the memor

21Instruction Note1. Press [Utility] > {Memory Catalog} The default catalog type is All (all files in the > {Catalog Type}. memory catalog are

22Using the instrument state registerThe instrument state register is asection of memory divided into 10 sequences (numbered 0 through9), each contain

23Instruction Note1. Press [Preset].2. Configure the signal generator with the following settings:a. Press [Frequency] > [800] > {MHz}.b. Pres

24Instruction Note1. Press [Preset].2. Press the [Recall] or [Save] hardkey. Notice that the {Select Seq} softkey shows the lastsequence that you used

25The PSG signal generator uses tableeditors to simplify configurationtasks such as creating a list sweep.Using the List Mode Values table edi-tor, th

26This section will show you how toconfigure the signal generator tointerface with a remote controller.Follow the instructions in the appro-priate sec

27Instruction Note1. Press [Utility] > {GPIB/RS-232 LAN} > {RS-232 Setup}.2. Press {RS-232 Baud Rate}. Press the desired baud rate softkey to

Product specifications and descriptions in this document subject to change without notice.© Agilent Technologies, Inc. 2001, 2002Printed in USA Octobe

3Part 1: Configuring the RF Output 2Part 2: Configuring Analog Modulation (E8257C Only) 20Part 3: Configuring the LF Output (E8257C Only) 22Part 4:

4This section explains how to create continuous wave and swept RF outputs.Instruction Note1. Press [Preset]. This returns the signal generator to the

5Setting the frequency reference and frequency offsetThe following procedure sets the RF output frequency as a referencefrequency to which all other f

6Setting the amplitude reference andamplitude offsetThe following procedure sets the RF output power as an amplitudereference to which all other ampli

7Step sweep allows you to enter RF output start and stop frequencies and amplitudes, a number of equally spaced points (steps) to dwell upon, and the

8Instruction Note1. Press [Preset].2. Press [Sweep/List]. This opens a menu of sweep softkeys.3. Press {Sweep Repeat Single Cont}. This toggles the sw

9Instruction NotePress {Sweep Repeat Single Cont}. This toggles the sweep from single to continuous. The SWEEP annunciator is activated indicating tha