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GPSPCI 2/72008 Rev 1.2.1 

Masterclock, Inc.

 

 

 

SPECIFICATIONS 

TIMING CHARACTERISTICS 

Reference: ........................UTC/GMT (default) 
Date  
Short term accuracy .........± 10 µs 
Long term stability ...........same as GPS atomic clock 

POWER SUPPLY REQUIREMENTS 

Contains its own CPU and requires only DC power from the PC 

PHYSICAL  

GPSPCI-PCI ....................1/3 slot AT/PCI card, +5VDC 

OPERATING TEMPERATURE 

Temperature .....................0 to +70 °C 

PRE-AMPLIFIED ANTENNA 
 

Frequency .........................1575 MHz ± 10 MHz 
Polarization ......................Right Hand Circular 
Impedance ........................50 

 

Weight ..............................8.3 oz. (235 g) 
Voltage .............................3 -5 VDC 
Power Consumption .........0.24W (@ 20 mA) 
Gain ..................................26 dB Standard 
Temperature .....................-40 to +70°C 
Connector .........................SMA  female 

COAXIAL CABLE 

Type 51 

 low loss - RG-58A/U (Belden 8219 or equivalent) 

 

SMA-male connectors up to 75’/23m 

 51 

 low loss – Belden 9913 or equivalent up to 500’/152m 

 

 

OPTIONS 

 

 

SYNC-NTP Software 

NTP Time Server Software for use with 
GPSPCI, MCRPCI, and TCR500-PCI PC cards. 

 

ANTENNA OPTIONS 

 

See website for details  

www.masterclock.com

 

 

Summary of Contents for GPSPCI

Page 1: ...GPSPCI 2 7 2008 Rev 1 2 1 a Masterclock Inc GPSPCI USER MANUAL www masterclock com Tel 636 724 3666 Fax 636 724 3776 2484 W Clay St St Charles MO 63301 Masterclock Inc Jan 10 Printed in USA...

Page 2: ...FREEWHEELING 2 Freewheeling Non Locked LED Indication 3 HARDWARE OPERATING ENVIRONMENT 3 SAMPLE WINDOWS APPLICATIONs BUS PROTOCOL 3 DB 9 CONNECTIONS 4 RS 232 NMEA MONITORING PORT 4 PRE AMPLIFIED ANTE...

Page 3: ...for incidental or consequential damages in connection with the furnishing performance or use of this material See important limited warranty information starting on page 9 ADVISORY NOTICE CONCERNING...

Page 4: ...be displaced referenced to UTC by 11 to 12 hours North and South America are from 3 to 11 hours delayed most of Europe and Africa and all of Asia and Australia are advanced by 1 to 12 hours TIME ZONES...

Page 5: ...ble is required cables of various lengths up to 500 feet with pre amplified antennas are available from Masterclock Bringing the GPSPCI up for the first time with an indoor antenna may prevent or sign...

Page 6: ...the time information during the freewheeling state The transition to and from freewheeling mode is seamless it does not interrupt time information output FREEWHEELING NON LOCKED LED INDICATION During...

Page 7: ...Accuracy of this pulse when synchronized to GPS satellite is nominally 1 s Pin 2 NC No connect Pin 3 NMEA NMEA Oututput RS 232 transmit signal from GPS Pin 4 NC No connect Pin 5 Ground Connect this p...

Page 8: ...a simple terminal monitor application such as Windows Hyperterminal or by writing a custom serial port monitoring application See Hyperterminal sample below In addition the GPS receiver PPS pulse per...

Page 9: ...oaxial cable should not be crushed crimped or bent at a sharp angle nor should it be strained by pulling Any damage to the cable could result in the GPSPCI not functioning properly If the cable is to...

Page 10: ...v 1 2 1 7 Masterclock Inc PC BOARD LAYOUT GPSPCI V1 2 Rechargeable Battery GPS receiver module DB9 Connector Pin 1 PPS TTL Pin 3 NMEA out RS232 Pin 5 Ref Gnd GPS antenna connector SMA female GPS Lock...

Page 11: ...0 to 70 C PRE AMPLIFIED ANTENNA Frequency 1575 MHz 10 MHz Polarization Right Hand Circular Impedance 50 Weight 8 3 oz 235 g Voltage 3 5 VDC Power Consumption 0 24W 20 mA Gain 26 dB Standard Temperatur...

Page 12: ...isuse operation outside of the environmental specifications for the product or improper site preparation and maintenance if applicable WARRANTY LIMITATIONS MASTERCLOCK MAKES NO OTHER WARRANTY EITHER E...

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