Bnc 7000 Series User Manual Uživatelský manuál

1 User’s Manual 2.1 SERIES 7000 Models MODEL 7070, MODEL 7300 Berkeley Nucleonics Corporation

10 2 Getting Started 2.1 System Requirements To ensure that your SERIES 7000 signal analyzer operates correctly with the remote control interface

11 configured properly, your network router will assign a dynamic IP number to the instrument. Your instrument is now ready to be controlled. 2.4.3

12 VISA now allows you to communicate as a controller to the SERIES 7000. 2.4.7 Using Berkeley Nucleonics Application Programming Interface (API)

13 2.4.10 Shutting Down the SERIES 7000 Press the Line on/off switch on the rear panel to power off. 2.4.11 Perform Firmware Upgrade A firmware u

14 3 Measurement using the Graphical User Interface (GUI) Berkeley Nucleonics’s graphical user interface provides an intuitive control of the SERIE

15 3.2 Organization of the GUI The measurement window is organized as shown in Figure 4. The GUI is divided into three sections: a setup section on

16 3.2.1.2 Device Device  Connect automatically detects available SERIES 7000 devices though LAN or USB. If a connection is already established

17 Device  Info provides product details of the instrument such as firmware version, instrument serial number and options installed as shown below.

18 3.2.1.3 Plot Plot  Save, Load, & Print allows storing, loading, and printing of the plot window. Plots can be saved as PNG graphs or in S

19 Figure 5 Spec Line Dialog Window Plot  Settings opens the Plot Configuration Settings window as shown below. The plot configuration window all

2 WARRANTY Berkeley Nucleonics Corporation warrants all instruments, including component parts, to be free from defects in material

20 View  Toggle Fullscreen allows toggling from and to full screen mode. Help  Activate Extended Mode is intended for Berkeley Nucleonics engi

21 Help  Activate Logging logs status and error information from the GUI into a binary file. This file can then be sent as part of an error report t

22 3.3 Measurement Tabs The following tabs (each corresponding to a particular measurement mode), are available: • Absolute Phase Noise, • Add

23 3.4 Phase Noise Measurement Tab In this tab the DUT’s signal frequency and power is detected and the phase noise of the signal in the specified o

24 A) Enable internal frequency counter and power meter (see Figure 6): If the auto checkbox is enabled, the counter and power meter are running and

25 Figure 8 “More” Configuration Menu allows choosing reference source After clicking on the Measure button, the phase noise measurement is started

26 correlation will only “smooth” the curve and remove trace noise, but will not further improve the phase noise value. Figure 9 Beat frequency as

27 3.4.2 Using External References Configuring external references requires some additional parameter settings. A) Select between one channel

28 3.4.3 The Different Plot Window Tabs The plot window comprises of six tabs – Measurement – Time Domain – Data Table – Statistics – DUT Info – Me

29 Figure 11 The statistic tab provides additional information about the selected data trace The DUT Info tab constantly monitors the DUT CW frequ

3 Table of Contents 1 INTRODUCTION TO THE SERIES 7000 ...

30 3.4.4.1 Add button Copies of the actual measurement trace (red trace) can be created and stored in the trace list by clicking on the “add” button

31 3.4.4.6 Delete traces Selected can be removed from the trace list by clicking on “Del” button. 3.4.4.7 Edit button Selected traces can be edited

32 If enabled, Spur and Marker Lists, the RMS Jitter, Residual phase error, the residual FM and the integral phase noise are displayed for the sele

33 Figure 12 Plot window with Residual Noise and Marker Lists displayed 3.4.5 The Marker Window Multiple noise markers can be applied within the

34 Figure 13 Plot window with single trace selected and displayed and multiple markers set 3.4.5.1 New Markers New markers will appear in the lis

35 3.4.6.1 Print, Save and Copy Traces Phase noise plots can be printed by dragging mouse over plot window and pressing right mouse button (Figure 1

36 Besides programming of the external power supplies, there is a section called “Sampling configuration”. In this section, the oversampling factor

37 3.5 General Measurement Settings 3.5.1 Number of data points per trace Per default, the number of points displayed in every trace is depending

38 The sampling time depends on the selected frequency offset range and the number of samples taken (oversampling factor, RBW). With increasing RBW t

39 3.6 AM Noise Measurement (SERIES 7000) This function measures the amplitude noise of the signal in the specified offset frequency range. Amplitud

4 5.5 USING THE GPIB INTERFACE ...

40 3.7 Additive Phase Noise Measurement The additive phase noise measurement tab provides single- or two channel cross-correlation additive phase no

41 3.7.1 Measurement Procedure Before starting the calibration and measurement procedure, some parameters must be configured. Firstly, select sin

42 1. Determine the phase detector constant. Start this step by pressing the “Measure” button in step1. Mechanically or digitally tuned phase shifte

43 Figure 18 Additive phase noise measurement tab after the measurement completed. Berkeley Nucleonics Corporation 2955 Kerner Blvd., San Raf

44 3.8 Transient Analyzer Measurement Berkeley Nucleonics Corporation 2955 Kerner Blvd., San Rafael, CA 94901 Phone: 415-453-9955, Fax: 415-453-9

45 3.9 FFT Analyzer Measurement This tab is used to measure noise on one or two channels of the FFT analyzer. Select the frequency range and the num

46 4 System Calibration (Firmware 1.0 and up) User calibration is a function to correct the frequency response using correction data set for phase n

47 Berkeley Nucleonics Corporation 2955 Kerner Blvd., San Rafael, CA 94901 Phone: 415-453-9955, Fax: 415-453-9956, Email: [email protected]

48 5 Remote Programming the SERIES 7000 The SERIES 7000 can be remote controlled via three independent but functionally equivalent interfaces: USBTM

49 VISA is an IO library used to develop IO applications and instrument drivers that comply with industry standards. It is recommended that the VISA

5 1 Introduction to the SERIES 7000 Your SERIES 7000 kit contains the following items: • SERIES 7000 mainframe • Universal power adaptor (AC 10

50 controller connected to the GPIB connector, you need to set the talker/listener GPIB address of the SERIES 7000. Please see the SERIES 7000 Prog

51 6 Type and Structure of Commands The SCPI commands available for the SERIES 7000 are classified into 2 groups as follows. 6.1 SERIES 7000 comm

52 7 Maintenance and Warranty Information 7.1 Adjustments and Calibration To maintain optimum measurement performance, the SERIES 7000 should be c

53 The SERIES 7000 also meets the intent of the Low Voltage Directive and have been designed to meet the IEC 61010-1:2001 (safety requirements for el

54 Berkeley Nucleonics Corporation 2955 Kerner Blvd., San Rafael, CA 94901 Phone: 415-453-9955, Fax: 415-453-9956, Email: info@berkeleynucleonics

6 • Universal LAN and USB 2.0 interface • 24 months calibration cycle 1.2 Options The following options are available for the SERIES 7000 signal a

7 TUNE connector This female BNC connector is the DC tune voltage output if a tuneable DUT or tuneable external reference is used. Power switch The

8 1.4 Rear Panel Connections In Figure 2 the rear panels is shown. Figure 2 Rear Panel View Channel 1 and 2: SUPPLY connector (SERIES 7000 and

9 This GPIB connector is used only for controlling the SERIES 7000-IS from an external controller. You cannot control other devices from the SERIES 7