RTK Stakeout Surveys RTK surveys can be used to return to a specific point. Follow steps 1-11 in "How to configure for RTK (real-time kinematic) surveys" before starting the instructions below. Choose Survey -->TRIMBLE RTK -->Stakeout. Choose... Read More

The mean power consumption during a 12 hour test of the Trimble NetR9 receiver was: 3.67 WTesting Procedure:Input: 16 VAgilent N6705B DC power analyzerPower sampling rate: 10 HzTest was conducted at room temperatureTracking GPS L1/L2 onlyLogging one... Read More

Trimble 5700/R7 - How to configure for RTK (real time kinematic) surveys RTK surveys provide centimeter level precision coordinates without post-processing. Surveys must be conducted within a 5 km range of a RTK correction broadcasting base station.... Read More

Programming Sessions in the Trimble 4000 Receiver UNAVCO 8/02 (The documentation conventions are: BOLD CAPITALS indicate a button, bold indicates a screen, ITALICS indicate a softkey (the keys to the right of the display), and "UPPERCASE QUOTATIONS"... Read More

Antenna Type: Trimble Zephyr Geodetic (TRM41249.00) Dome Type: Tall SCIGN Radome (SCIT) IGS Name: TRM41249.00 SCIT Calibrated Frequencies: GPS L1, L2 UNAVCO provided 4 antennas with radomes to Geo++ for robotic calibration in 2016. The results will... Read More

Trimble 5700/R7 and TSC1 Survey Controller - How to download data from the PCMCIA or compact flash card Create a directory with the name of your project. Put the base station PC card into the card reader. Drag the base file(s) into your project... Read More

Background:... Read More

To fully enable an external frequency source: 1) Attach a 10MHz external frequency source to the BNC port (2) on the rear of the receiver.  2) Disable clock steering (Receiver Configuration -> Tracking -> Clock Steering) 3) Enable External... Read More

The UNAVCO standard configuration file for the NetR8 is intended for use with firmware version 4.87. Do not use this file with earlier versions. Users should familiarize themselves with the details of the file and make changes according to their... Read More

The PDF files describes how to build a NetR8 or NetR9 DC power cable using the "36451‐02 Cable – 1PPS/Event/Power"  cable that is included in the purchase bundle. Read More