Symmetricom 5120A User Manual

5120A/5115A Operations and Maintenance Manual 83
Note 1: For each 1dB decrease in input amplitude below 8 dBm, the noise floor will increase approximately 1dBc/Hz.
2-5 MHz 1 Hz offset, < -133 dBc/Hz
10 Hz offset, < -143 dBc/Hz
100 Hz offset, < -147 dBc/Hz
1,000 Hz offset, < -147 dBc/Hz
10,000 Hz offset, < -147 dBc/Hz
100,000 Hz offset, < -147 dBc/Hz
1 Hz offset, < -140 dBc/Hz
10 Hz offset, < -152 dBc/Hz
100 Hz offset, < -164 dBc/Hz
1,000 Hz offset, < -169 dBc/Hz
10,000 Hz offset, < -169 dBc/Hz
100,000 Hz offset, < -169 dBc/Hz
10 MHz 1 Hz offset, < -133 dBc/Hz
10 Hz offset, < -143 dBc/Hz
100 Hz offset, < -147 dBc/Hz
1,000 Hz offset, < -147 dBc/Hz
10,000 Hz offset, < -147 dBc/Hz
100,000 Hz offset, < -147 dBc/Hz
1 Hz offset, < -145 dBc/Hz
10 Hz offset, < -155 dBc/Hz
100 Hz offset, < -165 dBc/Hz
1,000 Hz offset, < -170 dBc/Hz
10,000 Hz offset, < -175 dBc/Hz
100,000 Hz offset, < -175 dBc/Hz
20 MHz 1 Hz offset, < -123 dBc/Hz
10 Hz offset, < -136 dBc/Hz
100 Hz offset, < -146 dBc/Hz
1,000 Hz offset, < -147 dBc/Hz
10,000 Hz offset, < -147 dBc/Hz
100,000 Hz offset, < -147 dBc/Hz
1 Hz offset, < -137 dBc/Hz
10 Hz offset, < -150 dBc/Hz
100 Hz offset, < -160 dBc/Hz
1,000 Hz offset, < -170 dBc/Hz
10,000 Hz offset, < -172 dBc/Hz
100,000 Hz offset, < -172 dBc/Hz
30 MHz 1 Hz offset, < -127 dBc/Hz
10 Hz offset, < -137 dBc/Hz
100 Hz offset, < -145 dBc/Hz
1,000 Hz offset, < -146 dBc/Hz
10,000 Hz offset, < -146 dBc/Hz
100,000 Hz offset, < -147 dBc/Hz
1 Hz offset, < -127 dBc/Hz
10 Hz offset, < -138 dBc/Hz
100 Hz offset, < -151 dBc/Hz
1,000 Hz offset, < -162 dBc/Hz
10,000 Hz offset, < -165 dBc/Hz
100,000 Hz offset, < -165 dBc/Hz
Table A-3: Allan Deviation Specifications
Model Specification
5115A less than 1E-14 at 1 second, 0.5 Hz bandwidth
5120A
5120A-01 External Ref.
less than 3E-15 at 1 second, 0.5 Hz bandwidth
5120A-01 Typical, using Internal Reference:
less than 9E-13 at 1 second, 0.5 Hz bandwidth
less than 4E-13 at 10 seconds, 0.5 Hz bandwidth
less than 1E-12 at 100 seconds, 0.5 Hz bandwidth
less than 1E-11 at 1,000 seconds, 0.5 Hz bandwidth
Table A-4: 5120A-01 Phase Noise Specifications (Internal Reference)
Offset 10 MHz Input 5 MHz Input
1 Hz -120 dBc/Hz -126 dBc/Hz
10 kHz -170 dBc/Hz -168 dBc/Hz
Table A-2:
(f) Noise Floor Specifications
1

Symmetricom 5120A Specifications

General

Brand	Symmetricom
Model	5120A
Category	Recording Equipment
Language	English