Courses & Learning Resources
Welcome to the N1IR Electronics learning center! Explore technical courses, instructional materials, and resources covering electronics, radio communications, and technician training. Select a course below to get started.
General Radiotelephone Operator License (GROL)
Study materials covering radio operating practices, electrical principles, electronic circuits, antennas, propagation, and radio transmitter and receiver technology.
Designed to support preparation for the FCC GROL examinations.
View GROL CourseGeneral Communications Technician (GCT) - Level 1
Foundational learning materials for students and technicians interested in communications technology.
Explore the GCT Level 1 course materials and instructional resources.
View GCT Level 1SiteMonitor (IPRMSPLC)
Access the SiteMonitor (IPRMSPLC) technical resource hosted on Google Drive.
This resource opens in a separate browser tab so you can easily return to N1IR Electronics.
Open SiteMonitor ResourcePrevious Courses & Archives
The following materials are preserved for reference, historical interest, and continued learning.
Technician Course
An earlier technician training course featuring a syllabus and links to instructional materials.
These materials remain available as an educational reference.
View Technician CourseN1IR Archive (2013-2019)
Explore earlier N1IR Electronics posts, projects, and technical learning resources from 2013 through 2019.
This archive preserves previous educational content and electronics projects for students, technicians, and hobbyists.
Explore the ArchiveLearn by Understanding
At N1IR Electronics, the goal is more than memorizing information. It's understanding the principles behind the technology and learning how to apply them.
Don't just learn how to make something work. Learn why it works.