3: Operation
TW7201I-MS
3-19
Entering a frequency between 0.100000 MHz and 1.6 MHz in the simplex
mode makes the radio receiver-only (PTT inhibited).
Entering a
Simplex
Frequency
To select a channel and assign a new frequency:
1.
Press
C
, then
enter the 3-digit channel number.
2.
Press
E
.
3.
Press
F
, then
enter the frequency in MHz, including the decimal point.
4.
Press
E
. The channel number updates with the new frequency.
Example: To change the frequency of channel 041 from
13.330,000 MHz to 8.572,000 MHz:
1.
Press
C
, then press
041
, then
E
.
Display:
CH FREQ
041 13.330,000 MHz
Rx
2.
Press
F
, then press
8.572
, then
E
.
Display:
CH FREQ
041 8.572,000 MHz
Rx
Entering a
Semi-duplex
Frequency
To select a channel and assign a new frequency:
1.
Press
C
, then enter the 3-digit channel number.
2.
Press
E
, then
F
.
Display:
xx. xxx, xxx
Rx
3.
Enter the receive frequency.
4.
Press
F
again.
Display:
xx. xxx, xxx
Tx
5.
Enter the transmit frequency, then press
E
. The LCD displays the new
channel frequency.
6.
Press
F
to toggle between the receive and transmit frequencies.
Example: To enter an RX frequency of 21.2 MHz and a TX frequency of
29.3 MHz on channel 041:
1.
Press
C
, then press
041
, then
E
.
Содержание TW7201I
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Страница 86: ...TW7201I MS Figure 5 4 DHSL Modem Board Schematic Diagram 994184 Rev E 5 25 ...
Страница 99: ...TW7201I MS Figure 5 6 Power Supply Interface Schematic Diagram 994222 Rev D 5 39 ...
Страница 104: ...TW7201I MS TW7201I MS Figure 5 8 Switching Board Schematic Diagram 994149 Rev A 5 45 ...
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