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Trimble 4700

GPS Base Station

FOR SALE      $8,500

Michael (505)321-6704 

Includes  control unit, TSC1 Hand set, antenna (large disc, with travel bag), charger unit, 2 batteries, ‘Pelican’ case for transportation and 2 “tri-brach” levels with infrared laser sites. Unit is in very good condition, there are spare cables for both the antenna and the hand operator unit.  1hz cycle mode: 0.4 second latency, +- 1cm+2ppm

Horizontal, +-2cm+2ppm Vertical 

Precision:

Horizontal +-5mm+1ppm (times base line length)

Vertical: +-10mm+1ppm (times base line length)

Azimuth: 1 arc second +5”/baseline length in kilometers 

Tracking:

9 channels (12 channels for CORS system only)

L1 C/A code, L1/L2 full cycle carrier

Fully operational during P-code encryption 

Datalogging:

Data is logged internally on a 128mb PCMCIA card


Used surveying equipment available

Zeiss Ni2 Level, Sokkia B1 Automatic Level, Kern DM102, HP 3800A Distance Meter, Nikon DTM 520 Total Station, Geodimeter 220, Sokkia SDR33, Sokkia Set3B II, tripods, drafting tables, etc. 

Contact Kathy Benavides at 303-946-2211 or kathybenavides@yahoo.com if interested in more information. 


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