By Mark ZL3AB
Please note the information below is drawn from a number of sources and should not be considered definitive. If you have any additions please post them on the message board
3.500-3.520 CW DX Window simplex or split, listen for op's instructions
3 530 IOTA CW Calling Frequency
3.559 Hellschreiber (USB Region 3)
3 560 QRP CW Calling Frequency
3.570 BPSK31
3.575 Hellschreiber (USB)
3.576 JT65A (USB)
3.580 RTTY
3.590 RTTY DX
3 620-3.640 VK/ZL Digital Window
3.755 IOTA SSB Calling Frequency
3.776-3.800 SSB DX Window
3.710 QRP CW Calling Frequency
3.730-3.740 SSTV (ITU Region 1)
3.845 SSTV (Region 2)
3.885 AM Calling Frequency
7 000-7.020 CW DX Window simplex or split listen for op's instructions
7 030 IOTA CW Calling Frequency
7.030-7.040 Hellschreiber (USB)
7.035-7.040 BPSK31 (ITU Regions 1 & 3)
7.035-7.045 RTTY (ITU Regions 1 & 3)
7.039 JT65A (USB)
7.039 Hellschreiber (USB)
7.040 RTTY DX
7.040 QRP Calling Frequency (Region 2)
7.070-7.075 BPSK31 (Region 2)
7.076 JT65A (USB)
7.080 RTTY (Region 2)
7.084 Hellschreiber (USB Region 1)
7.075-7.100 SSB Calling Simplex or split listen for op's instructions
7.100-7.200 SSB (Region 1)
7.125-7.300 SSB (Region 2)
7.171 SSTV
7.285 QRP Calling Frequency
7.290 AM Calling Frequency
(Note Region 2 & 3 digital frequencies included as ZL Bandplan allows us to use those modes on both sets of frequencies)
10.000-10.010 CW DX Window simplex or split listen for op's instructions
10.115 IOTA CW Calling Frequency
10.116 QRP CW Calling Frequency
10.135-10.145 Hellschreiber (USB)
10.139 JT65A (USB)
10.140 BPSK31
10.140-10.150 RTTY
10.147 MFSK16 (USB)
14.000-14.025 CW DX Window simplex or split listen for op's instructions
14.040 IOTA CW Calling Frequency
14.060 CW QRP Calling Frequency
14.070-14.0725 QPSK31 FSK31 BPSK31
14.0715-14.073 PSK63
14.071-14.075 Hellschreiber (USB)
14.073 Hellschreiber DX Calling Frequency (USB)
14.076 JT65A (USB)
14.078-14.080 Throb
14.078-14.082 MFSK16 (USB)
14.080-14.90 RTTY
14.090-14110 Packet
14.100 NCDXF International Beacon Network (Do not transmit here)
14.109-14.111 MT63 (USB)
14.190-14.197 SSB DX Calling Simplex or split listen for op's instructions
14.227 SSTV
14.230 SSTV
14.233 SSTV
14.236 SSTV
14.260 IOTA SSB Calling Frequency
14.285 SSB QRP Calling Frequency
14.286 AM Calling Frequency
18.072-18.080 CW DX Window simplex or split listen for op's instructions
18.090 IOTA CW Calling Frequency
18.100 BPSK31 (USB)
18.102 JT65A (USB)
18.104-18.107 Hellschreiber (USB)
18.105 MFSK16 (USB)
18.110 NCDXF International Beacon Network (Do not transmit here)
18.128 IOTA SSB Calling Frequency
18.135-18.145 SSB DX Calling simplex or split. Listen for op's instructions
21.000 to 21.450 MHz - 15 Metres
21.000-21.025 CW DX Window simplex or split listen for op's instructions
21.040 IOTA CW Calling Frequency
21.060 QRP CW Calling Frequency
21.063-21.070 Hellschreiber (USB)
21.063 MFSK16 (USB)
21.070 BPSK31 (USB)
21.074 Hellschreiber (USB)
21.076 JT65A (USB)
21.080 BPSK31 (USB)
21.080 RTTY DX
21.080-21.110 RTTY
21 150 NCDXF International Beacon Network (Do not transmit here)
21.275-21.297 SSB DX Calling simplex or split listen for op's instructions
21.340-21.430 SSTV
21.385 QRP SSB Calling Frequency
21.260 IOTA SSB Calling Frequency
24.890-24.910 CW DX Window simplex or split listen for op's instructions
24.920 JT65A (USB)
24.920-24.925 BPSK31 (USB)
24.920-24.930 RTTY
24.924 Hellschreiber (USB)
24.930 NCDXF International Beacon Network (Do no transmit here)
24.935-24.950 SSB DX Calling simplex or split listen for op's instructions
24.950 IOTA SSB Calling Frequency
28.000 to 29.700 MHz - 10 Metres
28.000-28.025 CW DX Window simplex or split listen for op's instructions
28.060 QRP CW Calling Frequency
28.063-28.070 Hellschreiber (USB)
28.074 Hellschreiber (USB)
28.076 JT65A (USB)
28.080 RTTY DX
28.080-28.110 RTTY
28.120 BPSK31 (USB)
28.200-28.300 Beacons
28.200 NCDXF International Beacon Network (Do not transmit here)
28.385 QRP SSB Calling Frequency
28.475-28.497 SSB DX Calling simplex or split listen for op's instructions
28.460 IOTA SSB Calling Frequency
28.560 IOTA SSB Calling Frequency
28.675-28.685 SSTV
28.885 6m Liaison Frequency
29.000-29.200 AM Operations
29.300-29.510 Satellite Downlinks
29.520-29.580 Repeater Inputs
29.600 FM Simplex Calling Frequency
29.620-29.680 Repeater Outputs
Phase Shift and Multi Frequency Shift Keying modes using a computer sound card are:
FSK31, JT65A, MT63, PSK63, QPSK31, Throb.
Hellschreiber Facsimile (picture)-based teleprinter system now emulated on computer sound card
IOTA Islands on the Air
ITU International Telecommunication Union
NCDXF Northern California DX Foundation
QRP Low transmit power-less than 5 W output
RTTY Radio teletype
SSB Single side band
SSTV Slow scan television
USB Upper side band
August-2008