General Class: 2019–2023

G2E15:

Which of the following is a requirement when using the FT8 digital mode?

  1. A special hardware modem
  2. Computer time accurate within approximately 1 second
  3. Receiver attenuator set to -12 dB
  4. A vertically polarized antenna
G2E01 G2E02 G2E03 G2E04 G2E05 G2E06 G2E07 G2E08 G2E09 G2E10 G2E11 G2E12 G2E13 G2E14 G2E15