![]() ![]() MT63 1k/long interleave – relatively fast and best suited for detailed situation reports and formal messages under moderate to good HF conditions.Olivia 16/500 – slow but very accurate under poor HF conditions.DominoEX11(FEC) – fast turn around time, good for moderate HF conditions and non-mission critical messaging.Recommended Digital Modes for EmComm with the NBEMS FLDIGI Software The digital waterfall is a visual representation of time, frequency and amplitude. Is this is a Waterfall? Here is a REAL waterfall. Note: Radio cable interface can be wired for connection to data/acc jack on the back of most modern rigs or can be interfaced to the mic jack of any transceiver. Only requires two cables (provided), one for the connection to your radio and the other (USB) to connect to your computer. USB Sound Card provides the same connection and function, but it has it’s own built in sound card (only 2 cables) The Signalink USB Sound Card has the advantage of it’s own independent sound card, and volume controls on the device.Sound Card Interface connects from your computer sound card to your radio, provides RF isolation and automates the PTT when you transmit (PTT via either VOX or Serial).Sound Card Interfaces and USB Sound Cards Listen and watch your display and practice differentiating the various modes. all you need is an inexpensive computer microphone! Just plug a mic into your sound card mic input and place the mic element somewhere near your radio speaker. Hardware Windows, Linux or Mac OSX Computer Transceiver Sound Card Interface? Or, maybe just a $8 computer microphone? To start playing around. Low Power - never need to run over 50 watts, 5 -30 watts is almost always sufficient.It’s FUN Olivia 500Hz/ 16 tones Olivia 500Hz/ 16 tones PSK31 MFSK16.Bottom of the solar cycle - works well, even under very poor conditions where phone QSO’s would be impossible!.Many modes - choose your mode depending on conditions.NBEMS/FLDIGI Digital Sound Card Modes and Operation
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