Specifications

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ClockWatch Star Sync
Specifications

 

Heavy
Duty

Received Frequency 1575.42 MHz (L1)
Coarse Acquisition (C/A)
Satellites Tracked up to Twelve, simultaneous
Acquisition Time Cold start, typically less than 20 minutes. Warm start with ephemeris data and position, typically less than 2 minutes.
Accuracy Typical
Network: ±30 millisecond typical
Inputs/Connectors RS-232 Setup Interface: DB9 female
The port works at 19200 baud, 8N1.
Power 115 VAC to 5 VDC @ 0.3 amps,  UL/CSA approved power adapter (supplied). An international power supply (90-264 VAC input) is available for applications outside North America at no extra charge. 
Warranty One year 
Weight  1.3 lbs. (0.59 kg)
Temperature 32° to 122° F, 0° to 50°C operating range, 0 to 95% relative humidity, non condensing
Antenna
Size 

Size: 2.22" (w) x 3.79" (l) x 1.05" (h) (56.4mm x 96.3mm x 26.7mm)

Weight: 3.88 oz. (110 g), not including cable

Cable:  10' of  antenna cable.  Mounting brackets available separately. 

Temperature  -30° to +80° C operating range 
 

 

Standard
Duty
Receiver:
  • Differential-ready 12 parallel channel receiver tracks and uses up to twelve satellites to compute and update a position.

Acquisition Times:

  • 15 seconds warm (all data known)
  • 45 seconds cold (initial position, time and almanac known, ephemeris unknown)
  • 5 minutes AutoLocate (almanac known, initial position and time unknown)
  • 5 minutes search the sky (no data known)

Update Rate:

  • 1 pulse per second (+/-1 microsecond subject to Selective Availability), continuous

Antenna:

  • Built in

Physical

  • Single construction integrated antenna/receiver
  • Weight: 125 g, including cable
  • Size: 61 mm in diameter and 19.5 mm in height

Environmental

  • Operating Temperature: -30°C to +80°C
  • Storage Temperature: -40°C to +90°C
Power
  • Input Voltage: 120 VAC to 5 VDC volt power supply (included), International power supply is also available
  • Typically draws 60 mA @ 5 VDC

Backup Power

  • Internal 3V Lithium coin cell battery, recharges during normal operation, holds up to  6 month charge, up to 10 year life
Portable Receiver
  • Differential-ready 20 parallel channel receiver tracks and uses up to twenty satellites to compute and update a position.

Acquisition Times

  • 35 seconds warm (all data known)
  • 42 seconds cold (initial position, time and almanac known, ephemeris unknown)
  • 5 minutes Auto Locate (almanac known, initial position and time unknown) 5 minutes search the sky (no data known)

Update Rate

  • 1 pulse per second (+/-1 microsecond subject to Selective Availability), continuous

Antenna

  • Built in patch antenna
  • Single construction integrated antenna/receiver

Physical

  • Weight: 115 g, including cable
  • Size: 42 x 35 mm and 15 mm in height
  • Integral magnetic mount
  • LED
    Blue blinking LED when GPS is fixed

Environmental

  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -55°C to +100°C

Interface

  • RS-232 (DB 9-pin male serial port)
  • Port parameters: 9600 baud (8,1,n)

Input Voltage

  • 3.3 to 5 VDC
  • USB (type-A plug) power cable (included)
    Typically draws 62 mA @ 5 VDC

Backup Power

  • Internal battery, recharges during normal operation, allows for fast time to first fix (TTFF)
     
Client Software
  • An NIST or NTP client is required for client-side synchronization with the network time server.
  • ClockWatch Client  is recommended for clients running MS Windows.
  • Contact Beagle Software for recommendations on clients for other operating systems.
External Time Sync Protocols Supported
  • NIST
  • Daytime
  • ACTS
  • NTP (RFC 1305)
  • SNTP (RFC 1361)
  • TIME (RFC 868)
Internal Time Sync Client Protocols Supported
  • NIST
  • Daytime
  • NTP (RFC 1305)
  • SNTP (RFC 1361)
  • TIME (RFC 868)

For more information


Star Sync Product Information:
  Advanced Features
  Frequently Asked Questions about GPS
  Star Sync GPS Receiver
    Installation Information - Installation Video
    Antenna Mounting Options
 

Star Sync Main Page
Star Sync Site Index

Questions?

For more information on Star Sync, please complete the information request form.  Or call us toll-free at 1-877-845-2549.


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Copyright © 2007 Beagle Software. All rights reserved
Last reviewed March 19, 2008