AhaBulbStuff Everyone Should Know
AhaBulb: Stuff Everyone Should Know · ahabulb.com/hame-key-clicks-fix

What is the most common method of reducing CW key clicks?

Start playing free

  1. Reduce keying waveform rise and fall times
  2. Insert high-pass filters at the transmitter output
  3. Increase keying waveform rise and fall times

🔒 The answer is for AhaBulb members. Members see the answer, why it's right and the official sources for every card of Stuff Every Extra Class Ham Should Know, plus timed practice exams.

The first 50 cards of every test are free to play.

Play the free cards See membership

Like this card?
Play the game

References

  1. NCVEC 2024-2028 Amateur Extra Question Pool, 4th Errata (Feb 4, 2026) ncvec.org/downloads/2024-2028%20Extra%20Class%20Question%20Pool%20and%20Syllabus%20Public%20Release%20with%204th%20Errata%20Feb%204%202026.pdf Checked 2026-10-11.

Think this answer is wrong? Tap "Challenge this answer" on the card in the game and tell us why.

Test yourself in the game

Ham RadioWhat is the approximate bandwidth of a 13-WPM International Morse Code transmission?Ham RadioOutside parts of Alaska, what is the maximum radiated power allowed on the 630 m amateur band?Ham RadioHow tall may an antenna used on the 2200 m and 630 m bands be above ground?

That's stuff everyone should know.