| 1. | Official PSK31 Site | | | A new digital mode useful for keyboard to keyboard QSOs. Works at 31.25 bauds. Easy to use and monitor. Gives very good copy under poor SNR and is thus suitable for QRP. Uses BPSK or QPSK. aintel.bi.ehu.es |
| 2. | Hoka Electronics | | | Information about a specialist range of standalone, DOS and Windows HF and VHF radio digital signals analysis and decoding equipment. www.hoka.com |
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