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Title
Number RevisionSize
A1
Date: 07.11.2012 Sheet of
File: F:\PT8-Überarbeitung\..\PT8000A_40-7BLOCK.SchDocDrawn By:
PT-8000A 40.7 BLOCK
REV. 3
1 1
Hilb.
Hi. 02-11-2012
ALL RIGHTS RESERVED
DIPLEXER
30 MHz
1.8 - - 30 MHz
PRESELECT.
1.8MHz
IF
RF
LO
RX-ANT
GND
ATT.10dB
>
>
<
LP
HP
APLIF.
ANT-1
GND
15dB
RF-REL
HF / VHF
>
BAND-FILTER
DC-EXT-AMP
AMP.
4x VHF
>
BAND-FILTER
50-148 MHz
4X-VHF
>
+
4X-VHF
50-148 MHz
PCB PA-UNIT
1. MIXER HF/VHF
RF
IF
LO
>
1. MIXER VLF
IF-REL
IF 40.7 MHz
>
40.7 MHz
1. IF-FILTER
>
>
VLF-IF 40.7 MHz
>
LO-1/ 40.709 - 42.5 MHz
ANT-2
GND
HF-ANT.
ANT-1
RX-ANT.
MATRIX
ANT-2
SUB-RX
VHF-ANT
GND
VHF-ANT.
ANT
MATRIX
>
MAIN-RX
TX-PA
SUB-RX VHF
1.IF AMPL.
> >
3dB
50
COUPLER
40.7 MHz
1. IF-FILTER
1.IF AMPL.
1.IF AMPL.
IF
RF
LO
IF-MONITOR MIXER
MONITOR-AMP
60kHz AUDIO
<
<<<<
IF-MONITOR
GND
60kHz OUT
40.7 MHz
40.7 MHz
40.7 MHz
>
>
2. IF-MIXER
RF
IF
LO
>
2.IF AMPL.
>
10.7 MHz 0.5 / 3 / 15kHz
3X 10.703 MHz
2. IF-FILTER
>
2.IF AMPL.
>
10.7 MHz
LOG-AMP.
LOG-DETECT.
NB-AMP
40.7 MHz
>
NB-GATE
NOTCH-BRIDGE
>
>
COMPARATOR
>
>
NB-BUFFER
>
NB-PWM
0.6 msec.
NB ON/OFF
>
>
AMP
AGC-AMP
0.5-----6 kHz
7X 10.703 MHz
2. IF-FILTER
FM DEMOD.
=
<
FM-AUDIO
>
<<
>
NB-GAIN
AGC DETECT.
NOISE / FILTER
10.7MHz
>
<
>
AM DEMOD
>
>
AUDIO
SWITCH
SQELCH
FM-AUDIO
>
DSP-CPU
RX-AUDIO MAIN
0 dBm / 600
0.775 V
FILTER
UNIT
TX-EQUALIZER
MIC.AUDIO
TX-AUDIO
0 dBm / 600
0.775 V
50Hz
6kHz
0 ... 0.2kHz
0.2 ...1.5kHz
1.5 ... 3 kHz
AUTO-NOTCH
NOISE
REDUCTION
BYPASS
AUDIO-MATRIX
<
>
AUDIO-AMP.
MAIN-RX
MAIN
AUDIO-AMP.
SUB
SPEAKER FRONTPANEL
PT-8000 TRANSCEIVER
MAIN-RX VHF
TX-PA
>
>
>
DIPLEXER
30 MHz
1.8MHz
IF
RF
LO
ATT.10dB
>
>
LP
HP
APLIF.15dB
RF-REL
HF / VHF
DC-EXT-AMP
AMP.
4x VHF
>
>
+
PCB PA-UNIT
1. MIXER HF/VHF
RF
IF
LO
>
1. MIXER VLF
IF-REL
IF 40.7 MHz
> >
>
VLF-IF 40.7 MHz
>
42.5 -188.7 MHz
LO-1/ 40.709 - 42.5 MHz
<
>
1.IF AMPL.
> >
3dB
50
COUPLER
40.7 MHz
1. IF-FILTER
1.IF AMPL.
1.IF AMPL.
IF
RF
LO
IF-MONITOR MIXER
MONITOR-AMP
60kHz AUDIO
<
<<<<
IF-MONITOR
GND
60kHz OUT
40.7 MHz
40.7 MHz
40.7 MHz
>
LO / IF-MONITOR 40.76 MHz
<
>
2. IF-MIXER
RF
IF
LO
>
30 / 51.4 MHz
USB LSB
2.IF AMPL.
>
10.7 MHz 0.5 / 3 / 15kHz
3X 10.697 MHz
2. IF-FILTER
>
2.IF AMPL.
>
10.7 MHz
LOG-AMP.
LOG-DETECT.
NB-AMP
40.7 MHz
>
NB-GATE
NOTCH-BRIDGE
>
>
COMPARATOR
>
>
NB-BUFFER
>
NB-PWM
0.6 msec.
NB ON/OFF
>
>
AMP
AGC-AMP
0.5-----6 kHz
7X 10.697 MHz
2. IF-FILTER
FM DEMOD.
=
<
FM-AUDIO
>
<<
>
NB-GAIN
NOISE / FILTER
10.7MHz
<
>
AM DEMOD
SSB / CW
>
>
128dB AGC-LOOP
DEMOD
FM-AUDIO
>
PT-8000A MAIN RECEIVER UNIT
PT-8000A SUB RECEIVER UNIT
DSP-CPU
FILTER
UNIT
50Hz
6kHz
AUTO-NOTCH
NOISE
REDUCTION
BYPASS
SPEAKER FRONTPANEL
HN-8000 POWER-SUPPLY
>
SUB-RX
>
<
VOICE
RECORDER
DDS-SOURCE
640MHz CLOCK
~
~
~
LO-1 SUB
LO1 / DDS FILTER
<
<
DDS-SOURCE
640MHz CLOCK
~
~
~
LO-2 SUB
LO2 / DDS FILTER
<
LO
10.694 MHz
<
DDS-SOURCE
640MHz CLOCK
~
~
~
BFO SUB
BFO / DDS FILTER
<
SSB / CW
DEMOD
LO
42.5 -188.7 MHz
<
30 / 51.4 MHz
LSB USB
DDS-SOURCE
640MHz CLOCK
~
~
~
LO-1 MAIN
LO1 / DDS FILTER
<
<
DDS-SOURCE
640MHz CLOCK
~
~
~
LO-2 MAIN
LO2 / DDS FILTER
<
10.706 MHz
<
DDS-SOURCE
640MHz CLOCK
~
~
~
BFO MAIN
BFO / DDS FILTER
<
<
640MHz
<
640MHz
<
640MHz
128dB AGC-LOOP
S-METER
CPU-MEMORY
>
AGC DETECT.
>
AUDIO
SWITCH
SQELCH
>
S-METER
CPU-MEMORY
>
PFC
PWM
DC-LINE FILTER
LOW-PASS
~
~
~
PFC
PWM
DC-LINE FILTER
LOW-PASS
~
~
~
AC / DC POWER-SUPPLY
DC +13.8V / 40Amp.
DC +50V / 16Amp.
AC-LINE FILTER
LOW-PASS
~
~
~
AC-LINE FILTER
LOW-PASS
~
~
~
50 ... 60Hz
DC +13.8V / 40Amp.
DC RX / TX
DC RF-PA
DC +50V / 16Amp. / RF 200 WATT PA
VCXO 640 MHz
~
~
~
OCXO 10.00 MHz
~
~
~
INT. / EXT. Ref. PLL
=
PLL-PH.DET.
LOOP-FILTER
DIVIDER
>>
<
<
<
REF.INT.
GND
REF.EXT..
GND
<
>
<
640MHz
7X BUFFER
640 MHz
<
640MHz
<
640MHz
<
640MHz
DDS CLOCK
MAIN
SUB
<
640MHz
<
640MHz
<
640MHz
<
640MHz
<
640MHz
<
640MHz
<
DDS-SOURCE
640MHz CLOCK
~
~
~
LO-IF-MONIT.
DDS FILTER
<
<
640MHz
40.76 MHz
LO / IF-MONITOR 40.76 MHz
SUB-RX
LO / IF-MONITOR
>
<
TX-AUDIO
1.8 - - 30 MHz
Zo-TUNER
BYPASS
SSB / AM / CW
FM-MODULATOR
<
TX-BFO
<
TX / BFO-MAIN
TX-AUDIO
<
<
<
MODULATOR
<
FSK-DC
SSB 10.7 MHz
TX IF-FILTER
<<
LIMITER
COMP.
BYPASS
SSB 10.7 MHz
TX IF-FILTER
<<
2. IF-MIXER
RF
IF
LO
TX.IF AMPL.
40.7 MHz
40.7 MHz
1. IF-FILTER
<
<<<
TX / LO-2 MAIN
<
TX / LO-2
TX-ALC
2. IF-MIXER
RF
IF
LO
<
TX / LO-1 MAIN
<
<
TX / LO-1
BAND-FILTER
4X-VHF
50-148 MHz
LOW-PASS
HF 30MHz
<<<
TX-AMP.
TX-DRIVER AMP.
TX-EXT. PA
TX +20dBm OUT
GND
TX-RF-REL
10 / 200 WATT
200 WATT
10 WATT
TX-POWER AMP.
SWR-COUPLER
FW.REFL.
7x LOW-PASS
1.8 ... 30MHz
~
~
~
HF
2x LOW-PASS
50 ... 148 MHz
~
~
~
VHF
SWR-COUPLER
FW.REFL.
HF / VHF
TX-PA HF TX-PA VHF
TX-PA HF
TX-PA VHF
RF-REL
HF / VHF
~
~
~
HF
~
~
~
VHF
~
~
~
~
~
~
BAND-FILTER
4X-VHF
50-148 MHz
~
~
~
BAND-FILTER
50-148 MHz
4X-VHF
~
~
~
<
<
<
<
>
>
>
>
>
>
>
>
>
>
>
110 ... 250V
ALC VHF
<
<
<
<
<
<
<<
>
>
<
<
TUNER-CPU
PT8000A TRANSCEIVER CONTROL-CPU
RX-CPU
RX-CPU
DISPLAY-CPU
TFT-DISPLAY
PT-8000A TRANSCEIVER BLOCK-SCHEMATIC
PT-8000A TRANSMITER UNIT
PT-8000A LO-REF.UNIT
ALC HF
MAIN-RX SUB-RX
MAIN
SUB
>
>
<
>
>
>
>
>
>
>
>
<
<
<
<
AUDIO
AGC
(CW)
>
<
<
AUDIO
AGC
(CW)
>
BYPASS
1.8 - - 30 MHz
PRESELECT.
BYPASS
>
>
>
>
TX-RF-REL
AC / LINE
1
2
3
4
5
6
7
8
REMOTE
:
64
> >
<
<
HN-8000 POWER-SUPPLY
PT-8000A
50kHz
40.7 MHz
1. IF-FILTER
50kHz
VOICE
RECORDER
<
TX-AUDIO
><
PROTECTOR
OVERLOAD -
PROTECTOR
OVERLOAD -
PROTECTOR
OVERLOAD -
PROTECTOR
OVERLOAD -
10W. BYPASS
TX-RF-REL
+20dBm
PI?01
PI?01
PI?02
PI?01
PI?01
PI?02
PI?01
PI?01
PI?02
PI?02
PI?02
PI?02
PI?02
PI?01
PI?01
PI?02
PI?01
PI?02
PI?02
PI?01
PI?01
PI?02
PI?01
PI?02
PI?02
PI?01
PI?03
PI?05
PI?02
PI?03
PI?05
PI?02
PI?03
PI?05
PI?04
PI?01
PI?04
PI?01
PI?04
PI?02
PI?02
PI?01
PI?01
PI?02
PI?03
PI?05
PI?02
PI?03
PI?05
PI?02
PI?03
PI?05
PI?01
PI?04
PI?01
PI?04
PI?01
PI?04
PI?01
PI?02
PI?01
PI?02
CO?
PI?01
PI?02
PI?01
PI?02
PI?02
PI?03
PI?05
PI?01
PI?02
PI?01
PI?04
PI?02
PI?03
PI?05
PI?01
PI?04
PI?01
PI?02
PI?01 PI?02
PI?01PI?02
PI?01
PI?02
PI?02
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PIQ?01
PI?02
PIQ?01
PI?02
PI?01
PIQ?02
PI?01
COQ?
PIQ?02
PI?01
PI?02
PI?01 PI?02
PI?01
PI?01
PI?02
PI?01
PI?01
PI?02
PI?01 PI?02
PI?01 PI?02
PI?02
PI?01
PI?02 PI?01
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PI?01
PI?02
PID?02
PID?01
COD?
PI?02
PIL?01
PIL?02
PI?02
PI?03
PI?01
PIL?01
PIL?02
PI?02
PI?03
PI?01
PIL?01
PIL?02
PI?02
PI?03
PI?01
PIL?02
COL?
PI?02
PI?01
PIL?01
PI?03
PODC 01308V 0 40AMP0
PODC 050V 0 16AMP0
PIJP?01
PIJP?02
PIJP?03
PIJP?04
PIJP?05
PIJP?06
PIJP?07
PIJP?08
COJP?
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