Miniature PLGR Engine - SAASM Type II (MPE-S Type II)


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Features & Benefits

  • Unmatched military GPS legacy of Rockwell Collins
  • US Army standard embedded small serial interface form factor GPS receiver
  • 12-channel continuous satellite tracking for true all-in-view operation
  • SAASM security
  • Very low power consumption
  • Simultaneous L1 and L2 dual frequency GPS signal reception
  • Cold start without time, position or almanac in less than 110 seconds from complete OFF
  • Extended performance in a jamming environment: 41 dB J/S while tracking, 24 dB J/S during initial satellite acquisition
  • Next-generation KDP-4 (key data processor) security architecture
  • Unclassified-when-keyed operation
  • Black key capable, for over-the-air-rekeying
  • Receiver application software field reprogrammable
  • Advanced correlator engine for accelerated direct-Y code acquisition
  • User setup of units datums and coordinate formats
  • Area navigation with waypoint storage
  • Receiver autonomous integrity monitoring
  • High reliability with MTBF >60,000 hours (calculated)





L1/L2 dual frequency tracking
L1 - C/A, P(Y)
L2 - P(Y)

Acquisition time


TTFF <10 sec (hot start), (probability >95%)
<85 sec (warm start) (C/A handover) 

TTSF <18 sec probability >95% (STBY <15 min.) 

TTSF <25 sec (STBY <60 min)

TTSF <70 sec (OFF <60 min) (direct-Y warm start) 

Position accuracy

SDGPS: <2 meters CEP**
WAGE: <4 meters CEP**
PPS: <12 meters CEP**

Velocity accuracy

0.4 m/sec steady rate (3D 95%)

GPS time accuracy

100 nanoseconds

Coordinate system

28 predefined


233 predefined, 6 user-defined

Storage Capacity 

999 waypoints, 15 reversible routes 

Dynamics Velocity: 1,200 m/sec maximum*
Acceleration: 9 g maximum

Physical Specs


1.4 oz. (40 gm) nominal


2.45" x 1.76" x 0.285" maximum
(6.2 cm x 4.5 cm x 0.724 cm)

Temperature range

-40°C to +85°C Operating
-55°C to +85°C Storage

Altitude (operating)





*** Export of precise positioning service [PPS] units is authorized for GPS Memorandum of Understanding countries only. PPS security modules must be obtained through Foreign Military Sales [FMS] procurement.



Operating Power

+3.3 V dc, 0.7 W typical

Keep Alive Power

+3.0 V dc to +6.0 V dc, 4 mW typical


Operating Temperature

-40°C to +85°C

Storage Temperature

-55°C to +85°C


16,000 M maximum




  • Power and data (SAMTEC P/N SFM-140-L2-S-D-LC)
  • RF input (Huber Suhner P/N 85MMCX-50-0-1/III)

HW Interfaces:

  • Three independent serial data ports (full duplex)
  • Two low power CMOS serial data ports
  • One standard RS-232 serial data port
  • ICD-GPS-153 compliant
  • NMEA-0183 data output
  • 1PPS input
  • 1PPS and 10PPS output
  • L1/L2 active RF antenna port, 3.3 V dc
  • DS-101 and DC-102 key loading, zeroize discrete
  • HaveQuick (SS-110990 and ICD-GPS-060A compliant)

RTCM 194-93/sc 104 differential GPS correction input 

Typical System

Main Components

Type (Typical embedded installations require some type of GPS L1/L2 antenna and cable)

Part Number






Remote Antenna


L1/L2 remote antenna (RA-1) with magnetic mount 

Remote Antenna Cable     


DAGR to RA-1 cable (5 meters)

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