640! If output relay open (disabled) but should be closed, clear main

650! output enable bit.

660!

670IF Out1_state AND NOT BINAND(READIO(-16,Base_addr+ 4),256) THEN

680WRITEIO -16,Base_addr+ 10;BINAND(READIO(-16,Base_addr+ 10),-17)

690END IF

700!

710! Set up output and input relays. Close new relays, particularly the

720! attenuation and impedance relays, before opening old relays to prevent

730! a possible momentary all-open situation which could output a high-

740! voltage glitch.

750!

760! Do output side first

770!

780

SELECT Out1_atten

! Set main output attenuation

790

CASE 0.

 

800

Out_ctrl= 128

! Close 0 dB path relay

810

CASE 20.

 

820

Out_ctrl= 64

! Close 20 dB path relay

830END SELECT

840!

850

SELECT Out1_imped

! Set main output impedance

860

CASE 0.

 

870

Out_ctrl= BINIOR(Out_ctrl,34)

! Close 0 Ohm relay

880

CASE 50.

 

890

Out_ctrl= BINIOR(Out_ctrl,32)

! Close 50 Ohm relay

900

CASE 75.

 

910

Out_ctrl= BINIOR(Out_ctrl,0)

! 75 Ohm - no action

920END SELECT

930!

940! If output relay was closed (enabled), set new state here. If it

950! was open, close it before previous configuration is removed.

960!

970IF BINAND(READIO(-16,Base_addr+ 4),256) THEN

980IF Out1_state THEN

990

Out_ctrl= BINIOR(Out_ctrl,16)

! Relay close

1000

ELSE

 

1010

Out_ctrl= BINAND(Out_ctrl,-17)

! Relay open

1020

END IF

 

1030

END IF

 

1040

!

 

Continued on Next Page

C-28 Register-Based Programming

Example Programs

Page 153
Image 153
Agilent Technologies E1446A user manual Case, END Select, Else, END if

E1446A specifications

Agilent Technologies E1446A is a high-performance modular instrument designed for a wide range of applications in the fields of test and measurement. As part of the Agilent family of products, this device exemplifies advanced engineering and innovative technology, catering to the needs of engineers and researchers in various industries.

One of the main features of the E1446A is its dual-channel capability, allowing users to conduct simultaneous measurements, increasing efficiency and reducing test times. The instrument supports a variety of functions, including waveform generation, signal analysis, and frequency measurements. This multifunctionality makes the E1446A a versatile tool for tasks such as automatic test equipment (ATE), signal integrity analysis, and RF testing.

Equipped with state-of-the-art ADCs (Analog-to-Digital Converters) and DACs (Digital-to-Analog Converters), the E1446A ensures high precision and accuracy in measurements. With a bandwidth of up to 500 MHz, it can handle a wide range of signals, making it suitable for both low-frequency and high-frequency applications. The instrument supports various input signal types, including sine, square, and custom waveforms, expanding its applicability across diverse testing scenarios.

The E1446A also integrates advanced digital signal processing capabilities, allowing for real-time analysis and manipulation of signals. This feature is particularly useful in applications requiring immediate feedback and adjustment, such as radar and communications testing. Furthermore, the modular design facilitates easy upgrades and customization, enabling users to adapt the instrument to their ever-evolving testing requirements.

User-friendliness is another hallmark of the E1446A. It features a straightforward interface, designed for intuitive operation, which reduces the learning curve for new users. Additionally, the instrument is compatible with various programming languages, including SCPI, making it easy to integrate into existing test systems and automate testing processes.

Finally, the E1446A's compact form factor and rugged design allow for deployment in demanding environments, fulfilling the needs of both laboratory and field applications. With its blend of precision, versatility, and ease of use, the Agilent Technologies E1446A remains a vital instrument for engineers and researchers looking for dependable test and measurement solutions. Its capabilities continue to support innovation across a spectrum of technological advancements.