
9: Processor Board
9-10
PRC1099A-MS
9.2.3
J3 Connector
J3 connects to the Audio/Filter board J3 connector
5
R8
Receive 8 VDC supply voltage from the
Audio/Filter board (only available in receive
mode)
6
+8
+8 VDC supply voltage from the Junction
board through the Audio/Filter board.
7
PTT
+13.6 VDC in receive mode; 0 VDC in
transmit mode to Audio/Filter board.
8
DATA
SPI data line to Audio/Filter, Synthesizer, and
Antenna Tuner boards.
9
CLOCK
SPI clock line to Audio/Filter, Synthesizer,
and Antenna Tuner boards.
10
BITE
Phase detector output from Synthesizer
board.
Table 9-3 J2 Connector Pin Assignments (continued)
Pin
Signal
Description
Table 9-4 J3 Connector Pin Assignments
Pin
Signal
Description
1
TX AUDIO
FSK modulated ALE transmit tones to the
Audio/Filter board for an ALE call.
2
SPARE1
No connection on the Display board.
3
RX AUDIO
Receive audio from the Audio/Filter board to
FSK modem U20 for an ALE call.
4
SPARE2
No connection on the Display board.
5
CWKEY
CW tone (in transmit mode) from front panel
Audio connector to the Audio/Filter board.
6
CONTRAST
LCD display contrast control from the
Audio/Filter board.
7
MUTE
Mute control signal to the Audio/Filter board.
8
ENM1
Strobe line to shift registers U7 and U9 on
the Audio/Filter board.
9
VOICEDET
Voice detect line from squelch circuit on the
Audio/Filter board.
10
RF DET
No connection.
Содержание PRC1099A
Страница 4: ......
Страница 8: ......
Страница 35: ......
Страница 49: ...3 Audio Filter Board 3 14 PRC1099A MS Figure 3 2 Audio Filter Board Component Locations 738221 Rev J ...
Страница 65: ......
Страница 71: ...4 1650 kHz IF Board 4 6 PRC1099A MS Figure 4 2 1650 kHz IF Board Component Locations 738028 Rev D ...
Страница 76: ......
Страница 86: ...5 Mixer Board 5 10 PRC1099A MS Figure 5 4 Mixer Board Component Locations 738217 Rev H ...
Страница 97: ......
Страница 103: ...6 Power Amplifier Board 6 6 PRC1099A MS Figure 6 2 Power Amplifier Board Component Locations 738617 Rev C ...
Страница 117: ...7 Antenna Tuner Board PRC1099A MS 7 9 Figure 7 2 Antenna Tuner Driver Board Component Locations 738346 Rev B ...
Страница 118: ...7 Antenna Tuner Board 7 10 PRC1099A MS Figure 7 3 Antenna Tuner Board Component Locations 738027 Rev D ...
Страница 125: ......
Страница 131: ...8 Synthesizer Board 8 6 PRC1099A MS Figure 8 2 Synthesizer Board Component Locations 738025 Rev A ...
Страница 163: ...9 Processor Board 9 14 PRC1099A MS Figure 9 2 Processor Board Component Locations 738218 Rev B ...
Страница 178: ...10 Display Board 10 8 PRC1099A MS Figure 10 1 Display Board Component Location Diagram 738220 Rev G ...
Страница 181: ......
Страница 185: ...11 Junction Board 11 4 PRC1099A MS Figure 11 1 Junction Board Component Locations 738222 Rev F ...
Страница 200: ......
Страница 207: ...13 Internal Options PRC1099A MS 13 7 Figure 13 3 ALE Board Component Locations 1 of 2 738215 Rev B ...
Страница 208: ...13 Internal Options 13 8 PRC1099A MS Figure 13 4 ALE Board Component Locations 2 of 2 738215 Rev B ...
Страница 241: ......
Страница 247: ...Index 6 T Technical specifications 1 2 Transmit path 2 4 U USB 1 4 see also Modulation modes USB LSB mode V VSWR 1 4 ...