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We welcome trade-ins and offer competitive rates for your used gear - email or call for more information!

Trimble Robotic SystemTrimble Robotic System

We have excellent financing available on all new and used equipment OAC. Please contact us for details.

We stand behind what we sell

Carlson CR2 w/ Mini2, Surveyor2, and Supervisor TabletCarlson CR2 w/ Mini2, Surveyor2, and Supervisor Tablet

(unless it's a robot - then we stand at the pole!)

 US Survey Supply is an Authorized Dealer of:

Carlson Software


Dutch Hill


SubSurface Instruments


Carlson SurvCE

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In addition to new products we always have a variety of used instruments available. The images above don't necessarily reflect current inventory; call us to find out what's here now.

Carlson Surveyor+

Discountinued - some back stock may be available

* Call us @ 866-USSURVEY for best pricing!

** Not all configurations are necessarily in stock; please allow up to two weeks for delivery and as always, if you have questions we welcome your call or email.

 Technical Specifications:


  • Intel® XScale® PXA270

  • 624 MHz

Operating System

  • Windows Mobile 6.1, Windows Mobile Office programs standard


  • 128 MB RAM

Data Storage

  • 1 GB internal data storage

  • MicroSD/SDHC slot


  • 3.5 inch (89mm) QVGA (320×240) color TFT LCD


  • Sealed, resistive with touchscreen disable function


  • 52 key full alpha and numeric keyboard
  • Large keys color coordinated by function
  • Nine-way directional button
  • Backlit control keys
  • Sticky keys: ALT, 2nd, CTRL, Shift

Operating Temperature

  • –22° to 140° F (–30° to 60° C)

Storage Temperature

  • –22° to 140° F (–30° to 60° C)

Charging Temperature

  • 32° to 104° F (0° to 40° C)

Dustproof, Waterproof

  • IP67 Sealed rating, dustproof and waterproof

Drop, Shockproof

  • Multiple drops 5′ (1.5m) to concrete on all faces, corners, and sides


  • Rechargeable Li-Ion battery
  • Capacity 3900 mAh
  • Run-time up to 16 hours*
  • Two battery slots
  • Run-time up to 32 hours with two batteries*
  • Built-in battery intelligence gauges charge level and prevents over charging the battery


  • Full size USB Host (A)
  • Mini USB Client (B)
  • COM 1 RS-232, 9 pin D connector, 5V@ 500 mA available on DTR (combined load on USB Host and DTR should not exceed 500 mA)
  • COM 2 RS-232, 9 pin D connector
  • 12VDC power/charging port, 10-18 V unregulated, reverse polarity and over voltage protection

Wireless Connectivity

  • Bluetooth Class I
  • Wi-Fi and International
  • Wi-Fi 802.11 b/g

Expansion Pack (Optional)

  • GSM/GPRS/EDGE data modem

Internal Clock

  • Battery-backed real time clock


  • External power/charge LED and notification LED
  • Integrated speakers (two) and microphone


  • 10.49" long x 5.09" wide x 1.85" deep
  • (266 mm long x 129 mm wide x 47 mm deep)


  • 1.88 lbs (853 g) one battery
  • 2.09 lbs (948 g) two batteries

Certifications & Standards

  • FCC Class B / EN 60950 / RoHS Compliant / WEEE


  • Electronics: 24 months (extended warranty available)
  • RTK GNSS Expansion Pack: 12 months (extended warranty available)
  • Battery & Chargers: 90 days

Included Accessories

  • Single Li-Ion Battery
  • Wall Charger with choice of adapter
  • Handstrap
  • Full-size Stylus
  • Stylus Storage
  • Screen Protector
  • Tripod Hook
  • Magnesium enclosure with elastomer end-caps

Optional Accessories

  • Additional Li-Ion Battery(ies)
  • Vehicle Charger
  • External Battery Charger

*Actual run-time depends on application and configuration