11 SPECIALIZED COMMUNICATIONS
PREPARATION | If you are using an external TNC or MCP, proceed | |
1 Connect the transceiver to your personal | with the subsequent steps. | |
11 Following the instructions provided with your TNC | ||
computer (via an external TNC or MCP if desired). | ||
or MCP, enter the calibration mode so that you | ||
• See “COMPUTER” {page 93} and “MCP AND | ||
can generate a mark condition. | ||
TNC” {page 95}. | ||
• The MAIN band LED changes from green (RX) | ||
2 Install an appropriate terminal program onto the | ||
to red (TX). | ||
personal computer. | 12 Access Menu No. 50B to select the appropriate AF | |
• A variety of freeware and shareware programs | ||
input level. | ||
can be obtained in various ways. Consult your | ||
• Select a proper input level, so that the ALC | ||
reference material or other “packeteers”. | ||
meter reflects within the ALC zone. | ||
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3Initiate the terminal program and set the following
| parameters on the personal computer: |
| 13 Exit the calibration mode. | ||
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| • Transfer rate (TNC/MCP |
| • The MAIN band LED changes from red (TX) to | ||
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| green (RX). |
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| 9600 bps (default setting) |
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| • Data length: 8 bit |
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| 14 Access Menu No. 50C to select the appropriate | |
| • Stop bit: 1 bit |
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| AF output level. |
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| • You cannot use the AF control to make this | ||
| • Parity: |
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| adjustment. |
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| • Flow control: Hardware |
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| • If you have selected | |||
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4 | Press [A/B] to select VFO A or VFO B. |
| access Menu No. 50D instead. | ||
5 | Access Menu No. 46 and select the main band or |
| The frequencies (measured in kHz) commonly used | ||
| the |
| for Packet are listed below: | ||
| • “TNC” appears on the data band. |
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| U.S.A./ Canada | ARU Region 1 (Europe/ Africa) | ||
| • If you are using an external TNC or MCP, |
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| access Menu No. 50E to make this selection. |
| 1800 ~ 1830 | — | |
| The default is main band. |
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| 3620 ~ 3635 | 3590 ~ 3600 | ||
Access Menu No. 47 and select 1200 bps (default) |
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| 7080 ~ 7100 | — | |||
| or 9600 bps as the transfer rate between TNCs. |
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| • You must select the same transfer rate as the |
| 10140 ~ 10150 | — | |
| target station. |
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| 14095 ~ 14099.5 | 14089 ~ 14099, 14101 ~ 14112 | |
| • If you are using an external TNC or MCP, |
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| 18105 ~ 18110 | — | ||
| access Menu No. 50F to make this selection. |
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| The default is 1200 bps. |
| 21090 ~ 21100 | 21100 ~ 21120 | |
7 | Select an operating frequency. |
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| 28120 ~ 28189 | 28120 ~ 28150, 29200 ~ 29300 | |||
8 | Press [LSB/ USB/ AUTO] or [FM/ AM/ NAR] to |
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| 50600 ~ 50780 | — | |||
| select LSB, USB, or FM mode. |
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| 144910 ~ 145090 | — | ||
Access Menu No. 50A and select ON to activate |
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| 440975 ~ 441075 | 430050 ~ 431025 | |||
| the DSP packet filter for the main transceiver. |
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10 | Turn the HI/ SHIFT control to select the center |
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| frequency of the packet mode. You can further |
| DCD SENSE |
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| select either “NAR” (narrow) or “WID” (wide) for |
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| the receiver filter width by turning the LO/ WIDTH |
| You can also select the method for inhibiting the built- | ||
| control. |
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| in TNC from transmitting. Access Menu No. 48 and | ||
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| select one of the two methods. The default is “TNC | |
| Center Frequency | Operating Mode | |||
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| BAND”. |
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| 1000 Hz | PSK31 |
| TNC BAND: |
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| 1700 Hz | Packet (AFSK 1200 bps) |
| The TNC does not transmit when signals are present | |
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| on the TNC (data) band. | |
| 2210 Hz | Packet (AFSK 300 bps) | |||
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| MAIN&SUB: |
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| PSK | PSK |
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| The TNC does not transmit when signals are present | |
| Note: |
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| on the main transceiver or |
◆The packet (9600 bps) operation is not affected by the DSP packet filter settings.
◆The DSP packet filter works only on the main transceiver.
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