Technician exam question T8D09
Subelement T8, SIGNALS AND EMISSIONS· Group T8D
T8D09
What is CW?
- A.A type of electromagnetic propagation
- B.A digital mode used primarily on 2-meter FM
- C.Error correction for digital transmission using code words
- D.Another name for a Morse code transmission (correct answer)
WhyCW is another name for a Morse code transmission. CW is simply another name for a Morse code transmission, sent by keying a carrier on and off, answer D. It isn't a type of electromagnetic propagation (A), a 2-meter FM digital mode (B), or a digital error-correction scheme (C), those all describe unrelated concepts that don't define what CW is.
Published 2026-08-28 · Last updated 2026-08-28 · Question text is verbatim from the 2026-2030 NCVEC Element 2 pool (public domain); the explanation above is original writing, see our methodology.