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Manufacturer/Distributor: Altus Positioning Systems Inc. 
Model: APS-3X 
Manufacturer's Phone Number   310-541-8139 
Receiver tracking characteristics    
   L1 C/A code, L1 carrier   yes 
   L1 only, C/A-code   yes 
   L1 codeless and L2 codeless   yes 
   Other    
Max. number of satellites tracked simultaneously   28 
Number of receiver channels   66 
When four satellites are tracked, does the receiver display provide:    
   Coordinated Universal Time (UTC)?   yes 
   Three-dimensional positions?   yes 
   Velocity?   yes 
   Dilution of precision?   yes 
   Graphical display indicating GPS/DGPS status?   yes 
Horizontal Accuracy (Std. Dev.)    
   Post-processed differential (m)   2mm + 0.5mm ppm H, 5mm + 0.5 ppm V 
   Real-time differential (m)   1 cm + 1 ppm H, 2 cm + 2 ppm 
Does the receiver accurately measure and output:       
   Code Phase?    
   Carrier Phase?   yes 
   Integrated Doppler?   yes 
   Pseudo-range data?   yes 
   Full wavelength L2 carrier-phase data when A/S is implemented?   yes 
   Cross-correlated Y2 - Y1 pseudoranges?   yes 
   Other dual-frequency technology   GPS & GLONASS 
On what medium is observed data recorded during the observations?       
   Internal memory?   1 GB SD Card standard 
   Other medium?   external device 
Can the receiver perform real-time Differential GPS (DGPS)?   yes 
   Is the receiver capable of picking up signals from U.S. Coast Guard beacons?   no 
   Is the receiver capable of picking up signals from the commercially available DGPS service companies?   yes, via GSM/GPRS or UHF 
   Is receiver capable of using WAAS corrections?   yes 
To lock on the GPS signals, does the system require a reference position?   no 
   If Yes, how accurate (e.g., 100m, 30km, etc.):   n/a 
   Vertical position?   n/a 
   How long does it take between when system connected to antenna is turned On and there is successful lock-on the first satellite? (seconds)   20 s cold 
   for all available satellites? (seconds)    
Can the system be preprogrammed or initialized with session observing criteria at an office before going to the sites?   yes 
   If Yes, can the system be programmed with information for multiple sessions?   yes 
Size: (H x W x D)   178 mm Dia x 89.7 mm high 
Number of serial ports  
Material receiver is constructed of    
Weight: (lbs.)   1.3 kg 
Is antenna included in the weight?   yes 
Weight: (lbs. Complete RTK rover-receiver, antenna, controller, radio, pole, batteries)   < 2 kg, depends on controller weight 
ANTENNA    
Type:   L1/L2 GPS/GLONASS, internal and external 
   Other?    
Is antenna built into the receiver?   yes, internal GNSS antenna. 
If Yes, is antenna removable?   no. Connect external antenna via TNC port 
Weight, antenna (lbs.)   external antenna 0.386 kg 
Length of antenna cable furnished with receiver?    
POSTPROCESSOR    
Is a system available for postprocessing data in the field?   no 
U.S. SUGGESTED LIST PRICE ($)    
Receiver?    
Antenna?    
Postprocessing hardware and software?    
Postprocessing software (only)?    
WARRANTY(months)    
   Receiver?   12 months 
   Antenna?   12 months 
   Postprocessing hardware?   n/a 
Notes: The external antenna option makes one receiver capable of applications for rover, in building, in vehicle or backpack. 

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