AC Flatness Adjustment Procedure (cont’d)

Example Program (cont’d)

1690

!Use register commands to get to 10.8MHz

 

1700

OUTPUT @Afg;"DIAG:POKE #HE000A1,8,0"

!PHASE_A1,0

1710

OUTPUT @Afg;"DIAG:POKE #HE000A3,8,126"

!PHASE_A2,126

1720

OUTPUT @Afg;"DIAG:POKE #HE000A5,8,95"

!PHASE_A3,95

1730

OUTPUT @Afg;"DIAG:POKE #HE000A7,8,64"

!PHASE_A4,64

1740

OUTPUT @Afg;"DIAG:POKE #HE0008D,8,0"

!LDSTBIND,0

1750

WAIT .1

 

1760

RETURN

 

1770

SUBEND

 

1780

!

 

1790 Adj_flat:SUB Adj_flat(Results(*),Filter$,Max_freq)

 

1800

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

1810

COM /Flat/ INTEGER Num_points,Max_con

 

1820

INTEGER Cal_problem,Problem

 

1830

!

 

1840

Cal_problem=0

 

1850

Scale_factor=1000

 

1860

STATUS @Afg,3;Address

!Get path address

1870

!

 

1880

ALLOCATE INTEGER Ac_cal_cons(1:Num_points)

 

1900

FOR I=1 TO Num_points

 

1910

Ac_cal_cons(I)=Results(I)*Scale_factor

!Scale results array

1920

NEXT I

 

1930

!

 

1940

CALL Valid_cons(Results(*),Cal_problem)

!Make sure constants are within range

1960

!Transfer "magic numbers" if 10MHz filter

 

1970

IF Filter$<>"250KHZ" THEN

 

1980

Load_magic_num(Max_freq,Problem)

 

1990

IF Problem THEN

 

2000

PRINT "Problem occurred in Load_magic_num."

 

2010

Cal_problem=1

 

2020

END IF

 

2030

END IF

 

2040

!

 

2050

IF NOT Cal_problem THEN

 

2060

OUTPUT @Afg;"ABORT"

!Abort waveform

2070

!

 

2080

!Store cal constants into eeprom (format off)

 

2090

OUTPUT @Afg;"CAL:SEC:STATE OFF,"&Secure_code$ !Enable cal

2100

ASSIGN @Afg TO Address;FORMAT OFF

 

2110

IF Filter$="250KHZ" THEN

 

2120

PRINT "Changed 250KHz Cal constants"

 

2130

OUTPUT @Afg USING "#,K";"CAL:DATA:AC1 #0"

2140

ELSE

 

2150

PRINT "Changed 10MHz Cal constants"

 

2160

OUTPUT @Afg USING "#,K";"CAL:DATA:AC2 #0"

2170

END IF

 

(Continued on next page)

100 Adjustments

Agilent E1445A Service Manual

Page 101 Page 103
Page 102
Image 102
Agilent Technologies 75000 Series C, E1445A service manual PHASEA1,0, LDSTBIND,0
Page 101 Page 103

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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