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Model 1084A/B/C GPS Satellite Clock (40ns)

Focused on high performance and maximum value, the Model 1084A/B/C delivers many of the same high end performance features and flexibility of the 1088B precision time clock, but at a lower cost.

Three BNC connectors deliver several output options supporting IRIG-B modulated, and various combinations of IRIG-B unmodulated. Programmable Pulse (supporting multiple output modes) and 1 PPS. All are high drive outputs capable of driving multiple loads wired in parallel.

Model 1084A/B/C GPS Satellite Clock (40ns)

Key Features
  • Highest accuracy; < 10ns typical; < 100 ns worst case.
  • Three BNC connectors (optional terminal strip connector available).
  • Optional Fiber Optic Support.
  • NTP compatible.
  • Two Form C (SPDT) fail-safe relays, locked and jumper selectable.
  • Event input support.

 Versions A/B/C offer various interface options (click zoom to view models)

  • 1084A supports four LEDs for monitoring operating status.
  • 1084B adds to the LEDs an LCD display and keypad, providing easy access to setup and system status information.
  • 1084C includes both the operating status LEDs, the LCD display and keypad, and includes a large LED time display.
  • IEEE C37.118 compliant for Synchrophasor use.


Like the 1088B but with a single option slot. Model 1084A/B/C supports options for an internal Network Time Protocol (NTP), four configurable fiber optic outputs, COMTRADE Sample Rate Generator, Power System Time, Frequency and Phase Monitor, a second RS-232 port and more.

Model 1084A/B/C is available with three front panel configurations. See the key features above for more information.


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Macey's Electrical Pty. Ltd.
ABN 17 344 601 468
Unit 1, 49 Gavenlock Road, Tuggerah, NSW Australia 2259
Phone: +61 2 4353 4644    Mobile: 0412 678 925