Deep Dive: G8C16
The correct answer is D: DMR, D-STAR, and SystemFusion. Digital voice modes include: DMR, D-STAR, and SystemFusion. These are the three main digital voice modes used in amateur radio. For amateur radio operators, this is important for digital voice operation. Understanding this helps when selecting digital voice equipment.
Why Other Answers Are Wrong
Option A: Incorrect. WSPR, MFSK16, and EasyPAL are not digital voice modes - WSPR is a beacon, MFSK16 is data, EasyPAL is slow-scan TV. Not voice modes. Option B: Incorrect. FT8, FT4, and FST4 are data modes, not digital voice - they're weak-signal data modes. Not voice modes. Option C: Incorrect. Winlink, PACTOR II, and PACTOR III are data modes, not digital voice - they're packet/data modes. Not voice modes.
Exam Tip
Digital voice modes = DMR, D-STAR, SystemFusion. Think 'D'igital 'V'oice = 'D'MR, 'D'-STAR, 'S'ystemFusion. These are the three main digital voice modes. Not WSPR/MFSK16/EasyPAL (beacon/data/TV), not FT8/FT4/FST4 (data), not Winlink/PACTOR (data) - just DMR, D-STAR, SystemFusion.
Memory Aid
Digital voice modes = DMR, D-STAR, SystemFusion. Think 'D'igital 'V'oice = 'D'MR, 'D'-STAR, 'S'ystemFusion. These are the three main digital voice modes used in amateur radio. Standard digital voice modes.
Real-World Example
Digital voice modes: DMR (Digital Mobile Radio), D-STAR (Digital Smart Technologies for Amateur Radio), and SystemFusion (Yaesu's digital voice mode). These are the three main digital voice modes used in amateur radio. They provide digital voice communication with features like error correction and digital features.
Source & Coverage
Question Pool: 2023-2027 Question Pool
Subelement: G8C
Reference: 2023-2027 Question Pool · G8 - Signals and Emissions
Key Concepts
Verified Content
Question from the official FCC General Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the G8C topic.