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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.

Geomax PS336

These rugged field ready Windows Mobile® handhelds were built to meet GeoMax requirements for power, functionality and reliability, ensuring that they always “work when you do”.

The PS336 series is a high performance, rugged handheld for real time communications, even in harsh conditions. With Windows® embedded, this essential device provides an open system to any compatible software, including FieldGenius and X-Pad.


The PS336-E model offers the option to fit a long range Bluetooth® cap for remote control in combination with the Zoom80 robotic Total Station.

With its new Quadra-Clear™ technology the PS336 display offers total clarity even in bright sunlight. This all-in-one solution, neatly integrates a built in GPS receiver, E-compass, altimeter and 5m pixel auto focus camera with video function.

* 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.


Physical specifications

Weight: 0.53 kg

Operating temp.: –30°C to 60°C

  Protection class: IP68 dust &   waterproof; MIL-STD-810G

Humidity: 95 %, non-condensing

     Vibration: Mechanical stress         protected

        Shock: Withstands 1.8 m drop         onto hard surface


Computing platform

Operating system: Windows®   Embedded Handheld 6.5
Processor: Texas Instruments 1 GHz
Memory: Up to 32 GB


Display: 3.5” Full-VGA Quadra-Clear™
technology color- & touchscreen
I/O interface: Serial, USB On-The-Go,     DC jack
Power supply
      Internal battery: Removable Li-Ion           5.6 Ah / 3.7 V
Operating time: Up to 15 hours
LifeSupport™: Battery swap without shutdown