SignalPrep
Basic Qualification · B-003 Station assembly, practice and safety · B-003-017-003

When selecting a 13.8 V DC power supply for a transceiver, what design specification is most important?

  1. AVoltage and current metering
  2. BOutput current capability
  3. CUndervoltage protection
  4. DOutput connection compatibility

Correct answer: B — Output current capability. From the official ISED question bank, verified word for word.

Why

A transceiver needs enough electrical flow to work, especially when transmitting at full power. The full explanation — and one for every question — is in Pro.

Practise this section

Station assembly, practice and safety is section B-003 of the Basic exam: Building a station safely: power supplies, grounding, RF exposure, lightning, feedline routing, and what a transmitter, receiver and transceiver actually do.

Drill B-003 — free, no account

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