Updated: Feb 19, 2026 | Source: 2026-2030 Question Pool | Topic: T4A
T4A03T4A

Why are short, heavy-gauge wires used for a transceiver’s DC power connection?

Deep Dive: T4A03

The official 2026-2030 Question Pool answer is A: To minimize voltage drop when transmitting. This Technician question is synchronized with the current NCVEC release and incorporated errata. Use the exact wording and answer key shown here when preparing for the current exam pool.

Why Other Answers Are Wrong

Option B: This is not the keyed answer in the current official pool. The official keyed answer is A: To minimize voltage drop when transmitting. Option C: This is not the keyed answer in the current official pool. The official keyed answer is A: To minimize voltage drop when transmitting. Option D: This is not the keyed answer in the current official pool. The official keyed answer is A: To minimize voltage drop when transmitting.

Exam Tip

For T4A03, remember the current official key: A - To minimize voltage drop when transmitting.

Memory Aid

T4A03: A - To minimize voltage drop when transmitting

Source & Coverage

Question Pool: 2026-2030 Question Pool

Subelement: T4A

Reference: 2026-2030 Question Pool · T4 - Amateur radio practices and station set up

Key Concepts

T4A Technician question pool official answer key

Official Pool Source

Question text and answer key are synchronized with the current NCVEC Technician Class pool and mapped to the T4A topic.