GPS Training

Lesson 1 • Signal Transmission Basics

Covers how satellites broadcast radio signals and what data they carry. Provides the signal foundation needed for understanding positioning calculations.

Lesson 2 • Trilateration and Position Calculation

Explains the geometric method receivers use to compute location. Demonstrates why four satellites are required for a 3D fix.

Lesson 3 • Key GPS System Segments

Introduces the space, control, and user segments as an integrated system. Clarifies how each segment supports accurate positioning.

Lesson 4 • The GPS Satellite Constellation

Explains orbital structure and satellite roles in positioning. Connects constellation design to signal availability worldwide.

Lesson 1 • Antenna Selection and Placement

Covers antenna types and their effect on signal reception quality. Proper placement reduces multipath and improves accuracy.

Lesson 2 • Firmware and Software Updates

Explains why keeping receiver firmware current improves performance and accuracy. Covers the update process and verification steps.

Lesson 3 • Power and Connectivity Options

Reviews battery, external power, and data connection methods for GPS units. Ensures students can sustain operation in varied field conditions.

Lesson 4 • Initial Receiver Configuration

Walks through first-time setup menus, coordinate formats, and datum selection. Correct configuration prevents systematic errors in all subsequent data.

Lesson 1 • Satellite Status and Signal Strength

Teaches interpretation of sky plots, signal bars, and PDOP values. Students diagnose poor satellite geometry before collecting data.

Lesson 2 • Altitude and Elevation Data

Distinguishes ellipsoidal height from orthometric elevation and explains geoid models. Correct interpretation prevents elevation errors in field projects.

Lesson 3 • Coordinate Systems and Formats

Explains geographic and projected coordinate systems used in GPS output. Students convert between formats to match project requirements.

Lesson 4 • Speed, Heading, and Track Data

Covers velocity and direction outputs derived from sequential position fixes. Students use these fields for navigation and movement analysis.

Lesson 1 • Satellite Geometry and DOP

Links satellite geometry to dilution of precision values and positional uncertainty. Students schedule observations for optimal geometry.

Lesson 2 • Accuracy Improvement Strategies

Synthesizes error sources into a practical accuracy improvement workflow. Students select the right technique for each accuracy requirement.

Lesson 3 • Receiver and Clock Errors

Covers receiver noise, clock drift, and hardware-induced biases. Understanding these limits helps students set realistic accuracy expectations.

Lesson 4 • Atmospheric Signal Delays

Explains how the ionosphere and troposphere slow GPS signals and introduce range errors. Students apply correction strategies to reduce atmospheric bias.

Lesson 1 • Post-Processing Differential Correction

Covers downloading base station data and applying corrections after data collection. Students process field data to achieve sub-meter or survey-grade results.

Lesson 2 • Principles of Differential Correction

Explains how a known reference station generates corrections for roving receivers. Establishes the conceptual basis for all differential techniques.

Lesson 3 • Real-Time Kinematic Fundamentals

Introduces carrier-phase measurements and RTK baseline processing for centimeter accuracy. Connects RTK principles to survey and precision agriculture applications.

Lesson 4 • Network RTK and CORS

Explains continuously operating reference station networks and virtual reference stations. Students connect to network RTK services for extended coverage.

Lesson 1 • Track Logging and Breadcrumb Trails

Explains automatic track recording and its use for retracing paths and mapping coverage. Track logs provide a verifiable record of movement.

Lesson 2 • Map Integration and Basemaps

Covers loading topographic and road basemaps onto GPS devices for contextual navigation. Map layers improve situational awareness beyond coordinate readouts.

Lesson 3 • Waypoints and Points of Interest

Teaches creating, naming, and managing waypoints as navigation targets. Waypoints form the building blocks of all GPS-guided travel.

Lesson 4 • Route Planning and Management

Covers building multi-leg routes from ordered waypoints and loading them onto a receiver. Students plan efficient paths before entering the field.

Lesson 1 • Feature Coding and Attribute Collection

Teaches assigning feature codes and collecting descriptive attributes alongside coordinates. Coded data integrates directly into GIS databases without manual editing.

Lesson 2 • Field Quality Control Checks

Introduces on-site accuracy checks using check points and redundant observations. QC steps catch errors before leaving the field.

Lesson 3 • Data Transfer and File Management

Covers exporting GPS data to standard formats and organizing files for processing. Consistent file management prevents data loss and version confusion.

Lesson 4 • Project Planning and Mission Prep

Covers defining accuracy requirements, selecting equipment, and scheduling field sessions. Thorough planning prevents costly re-collection trips.

Lesson 1 • GPS for Land Surveying

Applies static and RTK GPS methods to boundary, topographic, and construction surveys. Students follow professional survey workflows from control to deliverable.

Lesson 2 • Asset Tracking and Fleet Management

Explains GPS-based real-time tracking of vehicles, equipment, and personnel. Students configure tracking devices and interpret fleet management dashboards.

Lesson 3 • Multi-Sensor Fusion and Inertial Navigation

Introduces combining GPS with inertial measurement units and other sensors for continuous positioning. Students understand when and why sensor fusion is necessary.

Lesson 4 • GPS Integration with GIS Platforms

Covers importing GPS data into GIS software for spatial analysis and map production. Integration transforms raw coordinates into actionable geographic information.