Comtech-ef-data LTT1450G Manual do Utilizador

LTT1450GKu-Band Loop Test TranslatorInstallation and Operation ManualTM063 - Rev. 1February, 1997 - NOTICE -1997, Ra

LTT1450G Ku-Band Loop Test Translator DescriptionTM063 - Rev. 1 Page 1-1Section One - LTT1450GKu-Band Loopback Test Translator Descriptio

Description LTT1450G Ku-Band Loop Test TranslatorPage 1-2 TM063 - Rev. 1The use of an external reference allows the translation to be phase coherent

LTT1450G Ku-Band Loop Test Translator InstallationTM063 - Rev. 1 Page 2-1Section 2 - Installation2.0 Installation Requirements2.1 MountingThe Radyne L

Installation LTT1450G Ku-Band Loop Test TranslatorPage 2-2 TM063 - Rev. 12.4 Receive Signal InjectionThe translated receive signal is available at t

LTT1450G Ku-Band Loop Test Translator InstallationTM063 - Rev. 1Page 2-3A single 15 Vdc, 25-watt power supply provides the current to run the tran

Installation LTT1450G Ku-Band Loop Test TranslatorPage 2-4 TM063 - Rev. 1This is a -15 dB sample of the received output signal to goes to the SMA co

LTT1450G Ku-Band Loop Test Translator InstallationTM063 - Rev. 1Page 2-5

LTT1450G Ku-Band Loop Test Translator OperationTM063 - Rev. 1 Page 3-1Section 3 - Operation3.0 Operating Procedures3.1 Operator ControlsFigure 3-1 bel

Operation LTT1450G Ku-Band Loop Test Translator3-2 TM063 - Rev. 1and level of the external reference signal before proceeding further. See the secti

LTT1450G Ku-Band Loop Test Translator OperationTM063 - Rev. 1 Page 3-3Menu Pushbutton The menu pushbutton scrolls the translator through the status an

Operation LTT1450G Ku-Band Loop Test Translator3-4 TM063 - Rev. 15 VTPR. Primary Loop Voltage6 VT25 MHz Loop Voltage7 Not Used8 Not Used9 Not UsedC

LTT1450G Ku-Band Loop Test Translator OperationTM063 - Rev. 1 Page 3-5RS485IN IN IN IN OUT OUT OUT* OUT OUT OUT IN485 1/2 DPLXIN OUT OUT IN OUT OUT OU

LTT1450G Ku-Band Loop Test Translator MaintenanceTM063 - Rev. 1 Page 4-1Section 4 - Maintenance4.0 Confidence Test and TroubleshootingThis section pro

Maintenance LTT1450G Ku-Band Loop Test Translator4-2 TM063 - Rev. 1With the attenuator set to zero, increase the power to +5 dBm and make sure that t

LTT1450G Ku-Band Loop Test Translator MaintenanceTM063 - Rev. 1 Page 4-3an average DC value by putting the voltmeter on AC and making sure that the vo

LTT1450G Ku-Band Loop Test Translator Serial Interface ProtocolTM063 - Rev. 1 Page 5-1Section 5 - Serial Interface Protocol5.1 IntroductionThis sectio

LTT1450G Ku-Band Loop Test Translator Warranty PolicyTM063 - Rev. 1 iiRADYNE WARRANTY POLICYWARRANTY AND SERVICERadyne (Seller) warrants the items

Serial Interface Protocol LTT1450G Ku-Band Loop Test TranslatorPage 5-2 TM063 - Rev. 15.2.2 Control CommandsControl commands allow the user to select

LTT1450G Ku-Band Loop Test Translator Serial Interface ProtocolTM063 - Rev. 1 Page 5-31 Ku-25 MHz loop voltage2 Spare3 Spare4 Spare5 Spare6 Spare7 D/A

Serial Interface Protocol LTT1450G Ku-Band Loop Test TranslatorPage 5-4 TM063 - Rev. 1Alternately, a scalar network analyzer may be used for calibrat

LTT1450G Ku-Band Loop Test Translator Serial Interface ProtocolTM063 - Rev. 1 Page 5-5

LTT1450G Ku-Band Loop Test Translator Technical SpecificationsTM063 - Rev. 1 A-1Appendix ALTT1450G Technical SpecificationsA.1 IntroductionPerformance

LTT1450G Ku-Band Loop Test Translator Technical SpecificationsTM063 - Rev. 1 A-2 1 MHz offset... -120 dBcFrequ

TM063 - Rev. 1 B-1Appendix BLTT1450G Ku-Band Loop Test TranslatorConfiguration Drawings

Warranty Policy LTT1450G Ku-Band Loop Test TranslatorTM063 - Rev. 1 iiiLIABILITY LIMITATIONSThis warranty is expressly in lieu of and excl

LTT1450G Ku-Band Loop Test Translator Record of RevisionsTM063 - Rev. 1 ivLTT1450G Ku-Band Loop Test TranslatorInstallation and Operation ManualTM063

LTT1450G Ku-Band Loop Test Translator Table of ContentsTM063 - Rev. 1 vTable of Contents1.0 Introduction…..…………………………………………………………………………………………

LTT1450G Ku-Band Loop Test Translator Table of ContentsTM063 - Rev. 1vi 3.3.3 REF OUT…………………………………………………………………………………………… 3-3 3.3.4 Test Fault (J5)

LTT1450G Ku-Band Loop Test Translator Table of ContentsTM063 - Rev. 1vii