AC Flatness Adjustment Procedure (cont’d)

Example Program (cont’d)

830

OUTPUT @Afg;"FUNC SIN;";

!Sine

840

OUTPUT @Afg;":VOLT "&VAL$(Ampl_dbm)&"DBM;";

!Set amplitude

850

OUTPUT @Afg;":OUTP:LOAD 50

!50 ohm load

860

OUTPUT @Afg;"CAL:STATE:AC "&VAL$(Mode$="M") !Turn AC corrections

870

 

!On if meas mode, or

880

 

!Off if adjust mode

890

OUTPUT @Afg;"OUTP:FILT:FREQ "&Filter$

!Set filter

900OUTPUT @Afg;"OUTP:FILT ON"

910OUTPUT @Afg;"INIT:IMM"

920WAIT 1

930RETURN

940SUBEND

950!

960Meas_flat:SUB Meas_flat(Test_freq(*),Results(*),Filter$)

970COM @Afg,@Dmm,@Pwr_mtr,@Analyzer,Secure_code$

980COM /Flat/ INTEGER Num_points,Max_con

990INTEGER Dmm_setup,Pm_setup 1000 !

1010 !---------- Initialize variables ----------

1020

Ref_freq=1000

!Reference frequency

1030

Xover_freq=1.E+5

!Crossover frequency

1040

Dmm_setup=1

 

1050

Pm_setup=1

 

1060

!

 

1070

!---------- Get ref readings ----------

 

1080

!

 

1090

PRINTER IS CRT

 

1100

!Get DMM reading at ref freq

 

1110

OUTPUT @Afg;"FREQ "&VAL$(Ref_freq)

 

1120

CALL Dmm_flat_rdg(Ref_freq,Dmm_ref,Dmm_setup)

 

1130

PRINT "DMM REF READING =";Dmm_ref

 

1140

!

 

1150

!If 10MHZ filter, get DMM & PWR MTR readings at crossover freq

1160

IF Filter$="10MHZ" THEN

 

1170

OUTPUT @Afg;"FREQ "&VAL$(Xover_freq)

 

1180

!

 

1190

CALL Dmm_flat_rdg(Xover_freq,Dmm_xover,Dmm_setup)

1200

PRINT "DMM XOVER READING =";Dmm_xover

 

1210

CALL Pm_flat_rdg(Xover_freq,Pm_xover,Pm_setup)

1220

Correct_factor=Dmm_xover/Pm_xover

 

1230

PRINT "POWER METER XOVER READING =";Pm_xover

1240

ELSE

 

1250

Correct_factor=1

 

1260

END IF

 

(Continued on next page)

98 Adjustments

Agilent E1445A Service Manual

Page 99 Page 101
Page 100
Image 100
Agilent Technologies 75000 Series C, E1445A service manual Return Subend, Printer is CRT
Page 99 Page 101

75000 Series C, E1445A specifications

The Agilent Technologies E1445A is part of the renowned 75000 Series C modular test and measurement instruments, specifically designed to provide high-performance capabilities for advanced electronic testing applications. This versatile and compact device is essential for engineers and technicians who require reliable and accurate measurement solutions in research and development, manufacturing, and quality assurance environments.

One of the main features of the E1445A is its modular architecture, which allows for a high degree of customization and scalability. Users can integrate the E1445A with other modules within the 75000 Series C, facilitating a wide range of testing scenarios from basic measurements to complex multi-channel applications. This modularity not only maximizes resource utilization but also simplifies maintenance and upgrades, ensuring longevity and adaptability in rapidly evolving technological landscapes.

The E1445A is equipped with advanced measurement technologies that enhance its performance. It offers precision analog and digital measurement capabilities, which are essential for a diverse array of applications, including semiconductor testing, circuit debugging, and signal integrity analysis. With its highly accurate time and frequency measurements, the E1445A stands out in applications that demand meticulous timing and synchronization.

The device also features a high-speed data acquisition system, enabling users to capture and analyze signals at faster rates. This is complemented by sophisticated signal processing algorithms that improve noise immunity and measurement reliability, making it suitable even for challenging environments. Furthermore, the E1445A supports various communication interfaces, which facilitate seamless connectivity with modern computer systems and data analysis software.

Another characteristic of the E1445A is its user-friendly interface, which simplifies operation and minimizes the learning curve for new users. The intuitive controls and graphical display make it easier for users to navigate through various measurement setups and results. Additionally, the device comes with extensive documentation and support resources, allowing users to maximize their efficiency and effectiveness in test execution.

In summary, the Agilent Technologies E1445A from the 75000 Series C is a robust and flexible test and measurement solution. Its modularity, advanced measurement technologies, high-speed capabilities, and user-friendly interface make it a valuable tool for professionals in electronics testing and validation. Its ability to adapt to a wide range of applications positions it as a critical asset in today's fast-paced technological environment.
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