Updated: Dec 9, 2025 | Source: 2024-2028 Question Pool | Topic: E6E
E6E07E6E

What type of transmission line is often used for connections to MMICs?

Deep Dive: E6E07

The correct answer is D: Microstrip. What type of transmission line is often used for connections to MMICs is microstrip. Microstrip is commonly used with MMICs. For amateur radio operators, this is important for RF circuit design. Understanding this helps when connecting to MMICs.

Why Other Answers Are Wrong

Option A (Miniature coax): Incorrect. Miniature coax isn't commonly used - microstrip is used with MMICs. Miniature coax isn't the type. Option B (Circular waveguide): Incorrect. Circular waveguide isn't used - microstrip is used with MMICs. Circular waveguide isn't the type. Option C (Parallel wire): Incorrect. Parallel wire isn't used - microstrip is used with MMICs. Parallel wire isn't the type.

Exam Tip

Transmission line for MMICs = microstrip. Think 'M'MIC = 'M'icrostrip. Microstrip is commonly used with MMICs. Not miniature coax, not circular waveguide, not parallel wire - just microstrip.

Memory Aid

Transmission line for MMICs = microstrip. Think 'M'MIC = 'M'icrostrip. Microstrip is commonly used with MMICs. Important for RF circuit design.

Real-World Example

Connections to MMICs: Microstrip transmission line is often used. Microstrip is easy to fabricate on PCBs and works well with MMICs. This is the type - microstrip for MMIC connections.

Source & Coverage

Question Pool: 2024-2028 Question Pool

Subelement: E6E

Reference: 2024-2028 Question Pool · E6 - Circuit Components

Key Concepts

Transmission line Connections to MMICs Microstrip

Verified Content

Question from the official FCC Extra Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the E6E topic.