West Mountain Radio Ringblaster nomic Bedienungsanleitung

Page 1 05/26/05- 1 -An overview of the Digital Communications ProcessesPart II05/01/051. Signal Flow in a digital station:

Page 10 05/26/05- 10 -• RTTY 12,13, 15A Half duplex, FSK, asynchronous non-linked, non-error corrected mode.• Pros• Setup is easy• Setup Is inexpe

Page 11 05/26/05- 11 -• AMTOR Mode B, or AMTOR FEC 15A Half-duplex, FSK, synchronous, non-linked, error resistant mode. Two modes, mode A isARQ corr

Page 12 05/26/05- 12 -1. Available Software:While there are many programs available for digital modes, only two willbe looked at here for now. The

Page 13 05/26/05- 13 -Figure 4. MixW, note the good copy and the almost invisible signal. This is an unmodified image. Note that the tuningindicato

Page 14 05/26/05- 14 -• MT63 Terminal 8 by IZ8BLY:• Pros• Free• Some Macros• Support Mail groups in Yahoo• Simpler to set up than MixW• Simpler

Page 15 05/26/05- 15 -Figure 5: MT63 Terminal showing normal operation

Page 16 05/26/05- 16 -2. Setup of MixW 7:Generalized setup of MixW• FileThere are no items to change under File• EditThere are no items to change u

Page 17 05/26/05- 17 -3. Setup of MT63 using MT63 Terminal:• FilePreferencesCall SignSample Rate1. Believe it or not, first you must set up MMSSTV2.

Page 18 05/26/05- 18 -4. This bring up a three tabbed notebook, select the RX Tab.Figure 7

Page 19 05/26/05- 19 -5. Set up the RX Page as follows; (DO NOT CHANGE THELEVEL CONVERTER INFO):Figure 8

Page 2 05/26/05- 2 -New Communications System including Digital items and HumanFigure 3An expanded version of the “Communications System” shown in par

Page 20 05/26/05- 20 -1. Setup the TX Page as follows, (DO NOT CHANGE THETxBPF/TxLPF, TUNE BUTTON INFO, or PORT value):Figure 9

Page 21 05/26/05- 21 -7. Set up the MISC page as follows, (DO NOT CHANGETHE FIFO, or DEVICE ID):Figure 98. Note above: DO NOT change anything in the

Page 22 05/26/05- 22 -13. Close MMSSTV and open the IZ8BLY MT63 Terminal.Now select the File/Preferences from the pull down. Youwill see this box:

Page 23 05/26/05- 23 -2. MARS Station Resource & Inventory:• What stations as to what capability• Poll stations on net in order to create a lis

Page 24 05/26/05- 24 -Terms• Linked:A transmission is linked when it is necessary for the receiving station toanswer the transmitting sta

Page 25 05/26/05- 25 -References1. Bell Labs Technical Journal, Volume 27, Page 379-423 623-656 October 1948, A Mathematical Theory ofCommunications

Page 3 05/26/05- 3 -• Step by step of a message transmission1. The message is created by the Information source, or the Human controloperator, they

Page 4 05/26/05- 4 -2. Hardware Comparison for digital 6,14• West Mountain Radio 4• Rigblaster Nomic:• Pros• Cost• Very Small• Less cables• No

Page 5 05/26/05- 5 -• Rigblaster Plus 6:• Pros• Cost• Fully automatic operation of your microphone. Always works, yourcomputer always works no man

Page 6 05/26/05- 6 -• Rigblaster Pro:• Pros• Rig control is possible along with sound card PTT control and CWkeying on a SINGLE serial port using H

Page 7 05/26/05- 7 -• Tigertronics 5,6• Signal Link SL1:• Pros• Size, very small and portable• Very good for portable use• Contains VOX so no Se

Page 8 05/26/05- 8 -• Home Built Cables:• Pros• Almost no cost• If you have built things before, this is a simple task.• Cons• You must be able

Page 9 05/26/05- 9 -3. The Modes:• MT-63 10,11,12,13A Half-Duplex, multi-frequency, PSK, synchronous, non-linked, error resistant mode.• Pros• Set