7Microwave Switch/Attenuator Driver

8494/5/6

Item

Description

Example Part Numbers

 

 

 

Cable Supplied with

Cable with Viking connector on attenuator

Agilent 8120-2178

Attenuator

end, bare wires on other end

 

 

 

 

Cable Type

12 conductor round cable, 22 or 24 AWG

 

 

stranded, 0.25" dia.

 

 

 

 

Y1153A Connection

Screw terminals provided on Y1153A

 

 

distribution cable connection

 

 

 

 

Attenuator Connector

12 pin Viking Industries, Inc. circular connector

Viking connector body

 

 

TNP12-102P

 

 

contacts TS-100-AU

 

 

 

Cable Wiring

See attenuator manual

 

 

 

 

Y1153A Attenuator Control

All channel are operated in PAIRed mode.

 

Attenuation Section In

Attenuation Section Out

 

 

 

ATTEN 1 SECTION 1

ROUT:OPEN (@xx01)

ROUT:CLOS (@xx01)

 

 

 

ATTEN 1 SECTION 2

ROUT:OPEN (@xx02)

ROUT:CLOS (@xx02)

 

 

 

ATTEN 1 SECTION 3

ROUT:OPEN (@xx03)

ROUT:CLOS (@xx03)

 

 

 

ATTEN 1 SECTION 4

ROUT:OPEN (@xx04)

ROUT:CLOS (@xx04)

 

 

 

ATTEN 2 SECTION 1

ROUT:OPEN (@xx05)

ROUT:CLOS (@xx05)

 

 

 

ATTEN 2 SECTION 2

ROUT:OPEN (@xx06)

ROUT:CLOS (@xx06)

 

 

 

ATTEN 2 SECTION 3

ROUT:OPEN (@xx07)

ROUT:CLOS (@xx07)

 

 

 

ATTEN 2 SECTION 4

ROUT:OPEN (@xx08)

ROUT:CLOS (@xx08)

 

 

 

NOTE

ROUTe:OPEN adds that section's attenuation amount to the overall

attenuation. Total attenuation is the sum of the dB amounts for the

 

 

individual sections switched in.

 

When all channels open at reset maximum attenuation is set.

 

 

172

L4400 User’s Guide

Page 182
Image 182
Agilent Technologies L4400 manual Y1153A Attenuator Control, Individual sections switched