Deep Dive: G6B11
The correct answer is B: A small threaded connector suitable for signals up to several GHz. What an SMA connector is a small threaded connector suitable for signals up to several GHz. SMA (SubMiniature version A) connectors are small, threaded connectors that work well into the GHz range. For amateur radio operators, this is important for high-frequency applications. Understanding this helps when selecting connectors.
Why Other Answers Are Wrong
Option A: Incorrect. SMA doesn't stand for type-S to type-M adapter - SMA is SubMiniature version A, not an adapter. It's a connector type, not an adapter. Option C: Incorrect. SMA doesn't stand for serial multiple access signals - that's not what SMA means. SMA is a connector type, not a signal protocol. Option D: Incorrect. SMA connectors aren't push-on connectors for high-voltage - they're threaded connectors for RF, not push-on or high-voltage.
Exam Tip
SMA connector = small threaded connector suitable for several GHz. Think 'S'MA = 'S'mall 'M'iniature 'A' connector. Small, threaded connectors that work well into the GHz range. Not S-to-M adapter, not serial access, not push-on high-voltage - just small threaded GHz connector.
Memory Aid
SMA connector = small threaded connector suitable for several GHz. Think 'S'MA = 'S'mall 'M'iniature. Small, threaded connectors that work well into the GHz range. Ideal for high-frequency applications.
Real-World Example
You need a connector for a 2.4 GHz antenna. You use an SMA connector - it's small, threaded, and works well at GHz frequencies. SMA connectors are commonly used in modern RF equipment for high-frequency applications. They're ideal for GHz operation.
Source & Coverage
Question Pool: 2023-2027 Question Pool
Subelement: G6B
Reference: 2023-2027 Question Pool · G6 - Circuit Components
Key Concepts
Verified Content
Question from the official FCC General Class pool. Explanation reviewed by licensed amateur radio operators and mapped to the G6B topic.