M8SL2-00-002-812 G1.3
© Copyright Tait Electronics Limited August 2004. All rights reserved.
1.5 D-range wiring
The T855 and T854 D-range input and output connections are shown in Figure 1.1 to
Figure 1.4..
Figure 1.1 T855 D-Range 1 Wiring – Rear View
Figure 1.2 T855 D-Range 2 Wiring – Rear View
(standard T800-03-0000 kit)
Line O/P1
Speaker
Serial Com
Audio 1
RSSI
Line O/P4
Line O/P3
Line O/P2
Gate O/P
Common 1
N.O. 1
Relay
+13.8V
Gnd
Can be configured as
Audio 2 by internal
link resistors if required.
10.8 to 16V DC
Receiver gate,
open collector
Power supply, -ve earth
Adjustable -50 to +10dBm
4.5V = -100dBm
1V/15dB
External/auxiliary
audio processing
Short together for
normal operation
Receiver gate relay
1W into 4Ω
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Can be configured as
Audio 2 by internal link
resistors if required.
2.0V = -110dBm
0.5V/5dB
CH_SLCT 0
CH_SLCT 1
CH_SLCT 2
CH_SLCT 3
CH_SLCT 4
CH_SLCT 5
CH_SLCT 6
CH_SLCT 7
GND
RX DISABLE
CTCSS DISABLE
SERIAL COM
AUX-OUT 0
AUX-OUT 1
AUX-OUT 2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
Open drain type;
capable of sinking
2.25mA via 2k2Ω;
V max. = 5V
ds
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