DH8WR

Ham Radio Podcast

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JT6M Joe Taylor 6 Metres

2021-05-06
T6m is another mode / protocol from the K1JT stable. JT6m was designed specifically for the 6m band and to take advantage of the various propagation enhancements that are prevalent on that band..
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Filetype: MP3 - Size: 1 MB - Duration: 1:21m (192 kbps 44100 Hz)

Olivia

2021-05-06
Olivia is a digital mode developed back in 2003 by Pawel Jalocha and is extremely resistant to fading and QRM. Olivia has many different variants each having a different bandwidth (from 125Hz to 2kHz) and different number of tones (from 2 right up to 256)
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Filetype: MP3 - Size: 0 MB - Duration: 0:19m (192 kbps 44100 Hz)

SSTV Slow Scan TV

2021-05-06
Slow Scan TV has been popular for many years, although the vast majority these days is computer generated. The most common modes are Martin (1 and 2) and Scottie (1 and 2)
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Filetype: MP3 - Size: 1 MB - Duration: 1:17m (192 kbps 44100 Hz)

BPSK125

2021-05-06
The PSK125, although much faster, takes 4 times the bandwidth and requires 4 times the power for the same s/n ratio as PSK31. It is a great mode when conditions are good
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Filetype: MP3 - Size: 0 MB - Duration: 0:04m (192 kbps 44100 Hz)

BPSK63

2021-05-06
BPSK63 31 vs 63 Bd) you will also double the bandwidth required for that transmission
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Filetype: MP3 - Size: 0 MB - Duration: 0:08m (192 kbps 44100 Hz)

BPSK31

2021-05-06
PSK31 has a signal bandwidth of only 31Hz
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Filetype: MP3 - Size: 1 MB - Duration: 0:49m (256 kbps 48000 Hz)

MFSK 16

2021-05-06
MFSK16, but other types such as MFSK 8 are in development, along with other modes similar to MFSK (such as Domino).
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Filetype: MP3 - Size: 0 MB - Duration: 0:20m (192 kbps 44100 Hz)

MFSK8

2021-05-06
Multiple Frequency Shift Keying MFSK is similar to the commercial Piccolo system. MFSK is very good under poor propagation conditions.
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Filetype: MP3 - Size: 0 MB - Duration: 0:32m (192 kbps 44100 Hz)

MT63 Multi Tone 63

2021-05-06
MT63 is an orthagonal frequency division multiplexed (or OFDM) data mode, which was developed by SP9VRC. MT63 uses 64 different tones spread over the bandwidth of up to 2kHz.
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Filetype: MP3 - Size: 0 MB - Duration: 0:10m (192 kbps 44100 Hz)

PACKET AX25 Packet HF - 300bd

2021-05-06
HF mailboxes etc. use packet to forward messages BBS/mailboxes can be heard chirping around 14.1MHz.
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Filetype: MP3 - Size: 0 MB - Duration: 0:08m (192 kbps 44100 Hz)

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