CN2
Microphone/Headset/
Diagnostics
Front Panel
CN3
CN1
CN4
CN5
CN6
Power Supply Regulation
CN2
1
2
2
3
1
CN3
dc Input
50
CN6
CN5
CN1
PA Control & Rx RF
Connections
CN2-1
Processor
450 kHz
Characteristic
Name
IF
34
***
CN3
CN4
CN2
CN10
CN1
4
Fan
2
PA
Reference Frequency
Connections
Front Panel
-20 dBm to 0 dBm
Characteristic
Name
PC CN5-1
Forward Power Sense
CN8-1
Connections
RF PA
PA Control & RX RF
17 dBm ± 1 dB
Name
Characteristic
RF Output/Input
Connections
RF PA
CN1-1
Name
Characteristic
5 to 50 W /-107dBm sensitivity
CN4-1
Antenna Port
(Rear Panel)
CN8
RF PA
1 dBm carrier
RF Drive
CN10-1
CN3-1
Connections
Name
Characteristic
Regulator
Connections
RF PA
Name
Characteristic
CN3-1
CN3-2
CN3-3
Heatsink
CN3
V Unreg
-33 V
Ground Supply
21.6 to 32 V
0 V
-30 V to -35 V
10
14
3
CN5
CN4
Reference Frequency
(Front Panel)
CN4-1
CN3
CN2
CN4
CN5
CN7
CN9
CN6
(-30.5 dBc ± 0.9 dB)
3
Loudspeaker
CN8-1
CN11
CN8
CN7
CN13
Sensitivity: -107dBm
Max. continuous: 5 V rms
RF PA
CN13-1
Rx Input
CN7-1
Connections
Name
Characteristic
CN12
CN11
(Rear
Panel)
CN14
CN3
CN4
CN7
Facilities
CN5
MARC
CN6
Processor
*
**
CN2
CN1
A B C D
CN8
0 to 4 V / 0 to 6V
Frequency Trim
CN1-14
CN1-14
CN1-50
CN1-48
CN1-49
CN1-47
CN1-45
CN1-46
CN1-44
CN1-43
CN1-42
CN1-41
CN1-15
CN1-16
CN1-21
CN1-22
CN1-23
CN1-17
CN1-19
CN1-18
CN1-20
CN1-24
CN1-25
CN1-30
CN1-26
CN1-29
CN1-28
CN1-27
CN1-31
CN1-32
CN1-33
CN1-34
CN1-36
CN1-35
CN1-37
CN1-40
CN1-39
CN1-38
CN1-50
CN1-45
CN1-43
CN1-44
CN1-47
CN1-46
CN1-49
CN1-48
CN1-28
CN1-42
CN1-41
CN1-38
CN1-39
CN1-36
CN1-37
CN1-40
CN1-32
CN1-31
CN1-29
CN1-30
CN1-34
CN1-33
CN1-35
CN1-21
CN1-24
CN1-23
CN1-22
CN1-26
CN1-27
CN1-25
CN1-17
CN1-16
CN1-15
CN1-20
CN1-19
CN1-18
TTL
TTL
TTL
TTL
TTL - Low OCXO fitted
TTL - High fan on
TTL
BIT Control 3
BIT Control 2
Step Size
V/U Detect
TR Detect
Reserved
OXCO Fitted
Fan Enable
TTL
TTL
TTL
TTL
TTL
TTL
0 to 2.5 V
10 mV / °C
10 mV / °C
0 to 5 V (5 V 3dB back off)
TTL
TTL
TTL
TTL
TTL
BIT Loop Correct
BIT Synth Lock
BIT Open Loop
BIT VSWR OK
BIT Control 1
BIT Control 0
Reflected Power
PA Temperature
Auto Level Control
External VSWR
PAC Temperature
Narrow/Wide
Tx Key
TTL
TTL
TTL
TTL
0 V
TTL
0 V
TTL pull up active low
TTL
TTL
TTL
TTL
Filter 3
Data
Phase Load
Clock
Synth Load
Ground
Filter 4
Filter 0
Filter 2
Filter 1
Ground
Power Down
Tx/Rx Detect
CN1-10
CN1-13
CN1-12
CN1-11
Processor
CN1-7
CN1-7
CN1-9
CN1-10
CN1-8
CN1-12
CN1-13
CN1-11
CN1-9
CN1-8
CN1-2
CN1-3
CN1-1
CN1-5
CN1-6
CN1-4
CN1-6
CN1-5
CN1-4
CN1-2
CN1-3
CN1-1
Connections
0 to 2.5 V
0 V
±2.5 V
±2.5 V
0 to 2.5 V
0 to 2.5 V
0 to 2.5 V
0 V
0 V
0 V
0 V
0 V
0 V
Ground
Ground
Q
Ground
Ground
BIT Q Monitor
BIT I Monitor
RF AGC
I
Ground
IF AGC
Ground
Ground
Name
Characteristic
***
Reserved
RF PA Bias Disable
TTL
TTL
*
6
7
8
2
4
3
5
Pin Number
1
Name
CN7A
n/c
n/c
n/c
RTIP
TRING
n/c
TTIP
RRING
*
6
7
8
2
4
3
5
Pin Number
1
Name
CN7B
HDLC CL B
HDLC CL A
Unregulated Supply
HDLC Rx B
HDLC Tx B
HDLC Rx A
HDLC Tx A
Ground
6
7
8
2
4
3
5
Pin Number
1
Name
CN7C
n/c
n/c
Unregulated Supply
Data Rx B (Data In +)
Data Tx B (Data Out +)
Data Rx A (Data In -)
Data Tx A (Data Out -)
Ground
*
6
7
8
2
4
3
5
Pin Number
1
Name
CN7D
Line In -
Antenna Change Over/PTT/
Fast ATR Output (T6T)
Squelch Output (T6TR)
Line In/Out +
PTT Input
Line In/Out -
Line In +
Ground
*
Characteristic
Characteristic
Characteristic
Characteristic
+10 dBm in to 600W
+10 dBm in to 600W
0 V
0 V or +10 V to +50 V or
-10 V to 50 V at 5mA
+20 dBm to -20 dBm 600R
+20 dBm to -20 dBm 600R
ANSI T1.403-1995 (T1),
ITU-T: G.703 (E1)
ANSI T1.403-1995 (T1),
ITU-T: G.703 (E1)
0V
21.6V to 32V
RS 422
RS 422
RS 422
RS 422
PNP open collector grounding
transistor
Solid-state relay grounding
output
0V
RS 422
RS 422
RS 422
RS 422
RS 422
RS 422
21.6V to 32V
CN6-7
7
CN6-8
CN6-9
9
8
Processor
CN6-1
CN6-2
CN6-3
CN6-5
CN6-6
CN6-4
**
4
6
5
3
1
2
MARC Port
Connections
Data RX A - Data In -
RS422
RS422
RS422
Data TX B - Data Out +
Data TX A - Data Out -
RS422
0 V or +10 V to +50 V or
Fused 500mA, 21.6 to 32 V
+20 dBm to -20 dBm 600R
Characteristic
PTT (Mute)
Data RX B - Data In +
Unregulated Supply
Line -
Line +
Ground
0 V
Name
+20 dBm to -20 dBm 600R
-10 V to 50 V at 5mA
Microphone/
Front Panel
Connections
Name
Characteristic
CN2-1
1
Ground - Microphone
0 V
CN2-6
2
Transmit Data
RS232
CN2-3
3
MIC PTT
CN2-4
4
Receive Data
RS232
CN2-5
5
Sidetone (Headset Drive)
3 Vac pk-pk, 200R
CN2-2
6
Microphone Input
CN2-7
7
Ground
0 V
Diagnostics
0 V = PTT, 5 V pull-up = not PTT
6k8 input impedance, 5mV sensitivity
Front Panel
Processor
Connections
Name
Characteristic
CN4-1
CN4-2
CN4-3
CN4-4
CN1-1
CN1-2
CN1-3
CN1-4
LED Alarm
LED Ready
LED Standby
LED Tx (LED Rx)
LCD RS
Open collector (5mA)
CN4-5
CN4-6
CN4-7
CN4-8
CN4-9
CN4-10
CN4-11
CN4-12
CN4-13
CN4-14
CN4-16
CN4-17
CN4-18
CN1-20
CN1-19
CN4-15
CN1-25
CN4-24
CN4-23
CN1-22
CN1-21
CN1-5
CN1-24
CN1-23
CN1-16
CN4-19
CN4-22
CN4-21
CN4-20
CN1-18
CN1-17
CN1-6
CN1-7
CN4-25
LCD R/W
LCD Backlight
Transmit Data
+5 V Supply
-5 V Supply
Ground
+15 V Supply
Ground
Mic PTT
LED RX
5 V pull-up
TTL
TTL
TTL
TTL
0 V
-5 V
TTL
TTL
+15 V
LCD Enable
Data 3
Data 2
Data 7
Data 6
Data 5
Data 4
RS232
+5 V
0 V
Receive Data
0 V=PTT,5 V pull-up=PTT
Turn +
TTL
TTL
TTL
RS232
Turn -
Sidetone (Headset Drive)
3 Vac pk-pk
Loudspeaker Amp Drive
Ground
Mic Input
Ground
0V
1.6V p-p maximum
0V
2V p-p maximum
Push
Ground
0 V
CN1-26
CN4-26
CN1-27
CN4-27
CN1-31
CN1-29
CN4-28
CN1-30
CN4-31
CN4-29
CN1-28
CN4-30
CN4-33
CN1-34
CN1-33
CN4-34
CN1-32
CN4-32
Open collector (200mA)
Open collector (5mA)
Open collector (5mA)
Open collector (5mA)
Data 1
Data 0
TTL
TTL
CN1-12
CN1-13
CN1-14
CN1-15
CN1-8
CN1-9
CN1-10
CN1-11
5 V pull-up
5 V pull-up
Open collector (5mA)
CN3-14
CN3-13
CN3-12
CN3-11
CN3-10
CN4-14
CN4-13
CN4-12
CN4-11
CN4-10
n/c
Remote on/off
V Unreg
V Unreg
dc Detect
CN3-9
CN3-8
CN3-7
CN3-6
CN3-5
CN3-4
CN3-3
CN3-2
CN3-1
Connections
CN4-6
CN4-9
CN4-8
CN4-7
CN4-5
CN4-4
CN4-3
CN4-2
CN4-1
Regulation
ac Detect
-15 V Supply
Ground
+5 V Supply
+15 V Supply
Processor
Name
Characteristic
+15 V Supply
-15 V Supply
+5 V Supply
Ground
-15 V
21.6 to 32 V
21.6 to 32 V
Open collector
> 20 mA into 250R
+15 V
+5 V
+15 V
-15 V
+5 V
0V
0V
CN6-7
CN6-6
CN6-10
CN6-9
CN6-8
CN5-10
CN5-9
CN5-6
CN5-7
CN5-8
-15 V Supply
ac Detect
dc Detect
-15 V Supply
Ground
-15 V
-15 V
0V
Connections
CN6-5
CN6-4
CN6-3
CN6-2
CN6-1
CN5-2
CN5-4
CN5-3
CN5-5
Regulation
CN5-1
Name
+5 V Supply
+15 V Supply
+5 V Supply
+15 V Supply
Ground
Characteristic
+15 V
+5 V
+5 V
0V
+15 V
0V = on, open collector = off
n/c
n/c
n/c
Processor
CN8 Ring
CN8 Tip
External Speaker Drive
External Speaker Drive 3 Vac pk-pk max
Characteristic
Connections
Name
External Speaker
1
2
CN8 Sleeve
Ground
0 V
3
3 Vac pk-pk max
EXT SPKR
T1
/E
1
MA
RC
A
U
D
IO
MA
RC
D
AT
A
HD
LC
Unregulated Supply
CN5-9
9
Fused 300mA 21.6 to 32 V
Name
Reserved
Tape Output
CN5-14
CN5-15
CN5-13
CN5-12
CN5-11
14
15
13
12
11
BIT Interruptive Test
RSSI
Ready Output
Facilities
Connections
CN5-10
Processor
10
Inhibit
Open collector, 0 V = Ready
-10 dBm. 100R
TTL pull-up active low
Characteristic
n/c
TTL pull-up active low
Potential range 0 V to 10 V
CN5-4
CN5-6
CN5-7
CN5-5
7
5
6
4
Open collector; 0 V = Tx
TTL pull-up active low
Open collector; 0 V = Tx
Squelch Defeat
Antenna Change Over
External VSWR
CN5-3
CN5-2
CN5-1
Processor
Connections
Facilities
2
3
1
Characteristic
Name
E Bit
PTT
Ground
0 V
Ground
CN5-8
8
0 V
(Squelch)
Antenna Change Over (Squelch)
TTL pull-up active low
50 W = -3.95 V
Characteristic
TTL - High for fan on
TTL - High for bias on
PA Bias Enable
CN2-3
CN2-5
CN2-4
Reflected Power
Fan Enable
RF PA
Connections
Name
CN2-6
CN2-2
CN2-1
PA Temperature
Drive Detect
10 mV/°C + 0.5V
0.5 V for +10 dBm
CN4
CN9
CN5
CN7
CN2
CN12
PA Current Detect
0.1V per Amp
RF PA
PA Heatsink
CN6
Fan Control
Ground
0V
24 V
Characteristic
Connections
Name
Fan
Fan
Connections
Name
Characteristic
Front Panel
CN3-1
Loudspeaker
Loudspeaker output
CN3-2
Loudspeaker
Ground
0 V
CN3-3
n/c
n/c
2V p-p maximum
Input-1
CN2-2
Fused 21.6 to 32 V
dc Input
Input-2
CN2-1
Ground Supply
0 V
Connections
DC Input
Regulation
Name
Characteristic
Input-3
n/c
n/c
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
PA Control & RX RF
1
3
(Rear Panel)
CN7
2
Supply
(shown in
off position)
1
3
2
CN1
4
L
N
E
ac Input
CN1-3
CN1-2
CN1-1
Regulator
CN1-3
CN1-2
CN1-1
PSU
Connections
Ground Supply
Name
Characteristic
CN1-4
0 V
V Unreg
Mains IEC
Connector
Filtered/
Fused
CN8
1 L
2 N
3 E
Power Supply
1
CN1
4
3
2
L
N
E
CN1-4
CN4
CN9
L
N
0 V
Characteristic
0 V = on
o/c OK
PSU OK
CN6-3
CN6-5
CN6-4
0 V
PSU off
PSU
Regulation
Connections
Name
CN6-6
CN6-2
CN6-1
0 V
PSU OK
10 mV/°C + 0.5V
0 V OK
CN4-3
CN4-1
PSU off
PSU off 0V = 0ff
2
2
(Rear Panel)
Ground Supply
0 V
29 V
V Unreg
29 V
Fig 7 Wiring and Interconnection Diagram
Summary of Contents for T6TR
Page 1: ...T6TR VHF 50 W Transceiver User Documentation ...
Page 10: ...Back to Transceiver Main Page Intentionally Blank ...
Page 24: ...Back to Transceiver Main Page Intentionally Blank ...
Page 66: ...Back to Transceiver Main Page Intentionally Blank ...
Page 98: ...Back to Transceiver Main Page Intentionally Blank ...
Page 130: ...Back to Transceiver Main Page Fig 9 Processor Module Removal and Refitting Detail PA CN 8 ...
Page 132: ...Back to Transceiver Main Page Fig 11 PA Control Rx RF Module Removal and Refitting Detail ...
Page 133: ...Back to Transceiver Main Page Fig 12 Power Supply Removal and Refitting Detail ...
Page 134: ...Back to Transceiver Main Page Fig 13 PA Module Removal and Refitting Detail ...
Page 136: ...Back to Transceiver Main Page Fig 15 Cooling Fan Removal and Refitting Detail ...