From Free Knowledge Base- The DUCK Project: information for everyone
222 bytes added,
21:47, 19 July 2015 The following lines were added (+) and removed (-):
MF - Medium Frequency (535-1705 kHz) === LF - Low Frequency (30–300 kHz) below shortwave ====== MF - Medium Frequency (535-1705 kHz) below shortwave ===shortwave:=== Extended MF - Medium Frequency (1705 kHz - 3000 kHz) also shortwave radio ====== HF - High Frequency (3000–30000 kHz) also shortwave radio ===