Symmetricom ET6000 User Manual

GENERAL INFORMATION
ALTITUDE
-200 feet to +40,000 feet (operating).
FREQUENCY CONTROL - INTERNAL TRIM RANGE
±1.5 x 10
-9
FREQUENCY CONTROL - EXTERNAL (ELECTRICAL) TRIM RANGE
±1.5 x 10
-9
(0V to +5V).
The following specifications apply to the selected 10MHz sine wave output at a +13
dbm level:
HARMONICS
-42 dBc
SPURIOUS NOISE
>-80 dBc
PHASE NOISE
1Hz -82 dBc/Hz
10Hz -91 dBc/Hz
100Hz -131 dBc/Hz
1KHz -144 dBc/Hz
10KHz -146 dBc/Hz
100KHz -147 dBc/Hz
1.4.7 PRIMARY POWER
Models ET6000 and ET6010 utilize a Power Entry Module and the Standard Power Supply.
Input Voltage AC = 85 to 264 VAC (47-440 Hz) @ less than thirty watts.
DC = +120 to 373 VDC
Input Frequency Range 47 to 440 Hz
Note: When using 120 VAC, install 1 Amp Line Fuses. When using 220 VAC, install ½ Amp
Line Fuses. Fuses are found in the Shipping Kit.
Model ET6500 utilizes a Power Entry and Alarm Relay Module (Assembly 55191) and the
Standard Power Supply.
This module takes a nominal input of 115 VAC or 125 VDC through a rear panel terminal strip and
provides +5 and ±12 VDC to power the GPS Time Code and Frequency Generator. It provides
timing and fault status relay closures.
Symmetricom Inc ET6xxx ExacTime GPS TC & FG (Rev C) 1-11

Symmetricom ET6000 Specifications

General

Brand	Symmetricom
Model	ET6000
Category	Receiver
Language	English