Rear Panel - Telex RadioCom BTR-500/600C Operating Instructions Manual

1. Transmit Antenna Jack - Color band on antenna must
match color dot on base station. Female "TNC" Connec-
tor.
2. Transmit Channel Switch - Changes frequency of
beltpack (shown on Serial No. Tag). Must match receive
channel on beltpack.
3. Audio Out - "RCA" type jack
provides a high impedance out-
put for an audio amplifier.
4. I/C Switch - Set for Telex or RTS type intercom systems.
See Figures 4 and 5.
5. Transmit Mode Switch -
A. "Remote" - The unit transmits only when the beltpack
is transmitting.
B. "Off" - The unit does not transmit.
C. "Continuous" - The transmitter is on continuously.
(Recommended Setting)
A. CH1+2=OFF
CH2+1=OFF
B. CH1+2=ON
CH2+1=OFF
C. CH1+2=OFF
CH2+1=ON
D. CH1+2=ON
CH2+1=ON
6. Dual Listen Switches
7. Dual Listen Level Control-Adjusts level of audio mix.
8. & 11. Intercom 1 and 2 Jacks -
A. I/C Switch (#4) set to Telex - "I/C 1" or "I/C 2" (and
matching pins on jacks 9 and 10) are selected by the
Audio Channel switch on the front panel or the Chan-
nel switch on the base station.
If one or both intercom lines are not used, plug the
Telex dummy load(s) into the appropriate unused
jack(s).
Base Station
Controls and Connections - Rear Panel
3
1
TRANSMIT
PUSH
AUDIO
ANT.
OUT
DUAL
XMIT
LISTEN
I /C MODE
REMOTE
TELEX RTS CH2 + 2
A O
O
F
N
F
B
I/C 1
TRANSMIT CH2 + 1
LEVEL
CONT.
CHANNEL
2 4 5 6 7 8 9
Controls and Connections - Rear Panel - BTR-600C
Ground
Audio Out
Both audio channels are iso-
lated from each other.
Audio channel 2 is mixed into
channel 1.
Audio channel 1 is mixed into
channel 2.
Both audio channels are
mixed into each other.
BTR-600C
LOOP
THRU
FCC ID. B5DM503
PUSH
MADE IN U.S.A.
PATENT PENDING
I/C 2
I/C
AUX
10 11 12
Figure 3
2
I/C 1
(CHANNEL 1)
Intercom 1 and 2 Jacks - Switch set to Telex
2 1
3
IC/1
Intercom 1 and 2 Jacks - Switch set to RTS
B. I/C Switch (#4) set to RTS - "I/C 1" and "I/C 2" are
connected in parallel (including matching pins on jacks
9 and 10). Channels 1 and 2 are selected by the Audio
Channel switch on the front panel or the channel
switch on the base station.
If neither channel 1 or 2 are connected to other inter-
coms, plug the RTS dummy load into the "I/C 1 or 2"
jack. Do not use the dummy load if the unit is con-
nected to an RTS intercom system.
-3-
15
RECEIVE
ANT.
A
POWER B
12-15V
RECEIVE
AC/DC
CHANNEL
13 14
1 5
6 9
1 5
9
6
PIN
1 GROUND
2 AUDIO
3 + AUDIO
2 1
1
SWITCH #4
3
3
SET TO "TELEX"
I/C 2
(CHANNEL 2)
Figure 4
1 5
6 9
1 5
6 9
PIN
1 COMMON
2 CHANNEL 1
2 1
3 CHANNEL 2
3
SWITCH #4
SET TO "RTS"
IC/2
Figure 5