Updated: Dec 9, 2025 | Source: 2024-2028 Question Pool | Topic: E1D
E1D06E1D

What is the maximum permitted transmitter output power when operating a model craft by telecommand?

Deep Dive: E1D06

The correct answer is A: 1 watt. The maximum permitted transmitter output power when operating a model craft by telecommand is 1 watt. Model craft telecommand is limited to very low power. For amateur radio operators, this is important for model craft operation. Understanding this helps ensure legal model craft operation.

Why Other Answers Are Wrong

Option B (2 watts): Incorrect. 2 watts is too high - model craft telecommand is limited to 1 watt. 2W exceeds the limit. Option C (5 watts): Incorrect. 5 watts is too high - model craft telecommand is limited to 1 watt. 5W exceeds the limit. Option D (100 watts): Incorrect. 100 watts is way too high - model craft telecommand is limited to 1 watt. 100W is way too high.

Exam Tip

Model craft telecommand maximum power = 1 watt. Think 'M'odel 'C'raft = 'M'aximum '1' 'W'att. Model craft telecommand is limited to very low power (1 watt). Not 2W, not 5W, not 100W - just 1 watt.

Memory Aid

Model craft telecommand maximum power = 1 watt. Think 'M'odel 'C'raft = '1' 'W'att. Model craft telecommand is limited to very low power (1 watt). Important for model craft operation.

Real-World Example

Operating a model craft by telecommand: The maximum permitted transmitter output power is 1 watt. This is a very low power limit - model craft telecommand uses minimal power to control remote-controlled aircraft, boats, etc. Higher power levels are not permitted. 1 watt is the maximum - this is the power limit for model craft telecommand.

Source & Coverage

Question Pool: 2024-2028 Question Pool

Subelement: E1D

Reference: FCC Part 97.215

Key Concepts

Model craft Telecommand Maximum power 1 watt

Verified Content

Question from the official FCC Extra Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the E1D topic.