Symmetricom 5402 MHz Oven Oscillator, Operating Manual Specifications DRO Internal Time Bases

Page 38

Operating Manual

Specifications

Table 8 DRO Internal Time Bases (Continued)

Spurs:

Harmonic	50 dBc

Non-Harmonic	90 dBc

Input Voltage Range	+19 to +32 VDC

Input Power (Quiescent)	13 watts @ 25ºC (+24 VDC)

10 MHz Oven Oscillator

Table 9 10 MHz Oven Oscillator

Output Waveform	10 MHz sine wave

Output Level	0.5 VRMS into 50

Output Impedance	50

Temperature Stability	±3 x 10-8 over a temperature range of –20ºC to +70ºC

Short Term Stability

t=1 second	5 x 10-11
Aging	5 x 10-10/day, 1.5 x 10-7/year
Phase Noise

10 Hz	120 dBc/Hz

100 Hz	145 dBc/Hz

1000 Hz	160 dBc/Hz

10 kHz	165 dBc/Hz

50 kHz	168 dBc/Hz

Spurs

Harmonic	20 dBc

Non-Harmonic	20 dBc

Input Voltage Range	+12 VDC

Input Power (Quiescent)	1.5 watts @ 25ºC

PN 8500-0150, Rev. A, May 2005

30

Image 38

Contents

Airborne Disciplined Rubidium Oscillator Symmetricom, Inc Limited Warranty Operating Manual PrefaceProprietary Notice Where to Find Answers to Product and Document QuestionsLimitation of Liability Conventions Used in This Guide When text appears It means This way Operating Manual Preface Typographical ConventionsOperating Manual Contents PN 8500-0150, Rev. A, May Contents-1Specifications Operating ManualProduct Overview Operating Manual IntroductionSymmetricom 5401 Airborne Disciplined Rubidium Oscillator Symmetricom 5402 Disciplined Rubidium OscillatorOperating Manual Installation InstallationSymmetricom 5401 Installation Procedure Unpacking and InspectionSymmetricom 5401 Adjustments 5401 Adjustment LocationsSymmetricom 5402 Rack Mounting Procedure Symmetricom 5402 Initial Operation Symmetricom 5402 Installation ProcedureSymmetricom 5402 Adjustments RS-232 Input/Output Operating Manual OperationOperating Manual Operation DRO Commands Via RS-232 Status RequestDiscipline Off DescriptionDiscipline On Dynamic Gain ControlMinutes Enter KMEnter KO1, KO2 Enter Disgain Enter Resync ThresholdEnter Resync Delay Enter Rate ThresholdStatus will be output every second Burst Status OnBurst Status Off Turns burst status offDRO Discipline Sequence Flowchart Request TIDTyyy Firmware Number PN 8500-0150, Rev. A, May Enter DAC ValueRequest Firmware Version Operating Manual Operation Revision Letter of Firmware Enter Start-up ParametersRequest Start-up Parameters Calibrate Unit Response Format DescriptionSet Defaults Returns the unit to a default state Default ValuesRequest Setup Parameters Enter 1 PPS Offset not implementedInput Threshold High/Low Enter Programmable Delay Value Enter Oscillator Control Range not implementedDesign Verify On/Off Cal Status Enter Estimation Filter Time ConstantEnter Dynamic Gain Factors Input Specifications and Characteristics Input Specifications and Characteristics Operating Manual Specifications Output Specifications and Characteristics Output Specifications and CharacteristicsCoherence a 5402 Indicators Front Panel Indicators Front Panel5401 Indicators Front Panel DRO Internal Time Bases10 MHz Oven Oscillator Operating Manual Specifications DRO Internal Time BasesMHz Oven Oscillator Approximately 8 pounds DimensionsWeight Approximately 10 pounds PN 8500-0150, Rev. A, MayEnvironment EMI