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Stage An nounce / Re lay Con tacts
The stage an nounce out put con nec tor is where au dio ex its the
base when any of the beltpacks press the [SA] but ton. The
out put is bal anced au dio though a male 3-pin XLR. The stage
an nounce out put level is set at the fac tory for 2 Vrms typ i cal
out put at rated de vi a tion into 600 Ohms. This should be ad e --
quate for most ap pli ca tions. There is an in ter nal level ad just --
ment for this out put too. See Fig ure 26 for the lo ca tion of the
small level trim mer. The top cover of the base sta tion must be
re moved for ac cess.
A re lay con tact clo sure is also ac ti vated when a beltpack user
presses the [SA] but ton. The con tacts are nor mal open (N.O.).
Rat ing: 1 Amp at 24 volts AC/DC max i mum. A “Phoe nix”
type con nec tor (sup plied) plugs into the re lay con tact port on
the rear of the base sta tion. This con nec tor pro vides a
screw-type clo sure for an easy con nec tion to wires.
5-10
U21
VR4
STAGE ANNOUNCE
LEVEL CONTROL
FRONT
BACK
1
2
PHOENIX
TYPE
CONNECTOR
Fig ure 26
In ter nal Stage An nounce Level Con trol
Fig ure 25
Re lay Con tact Jack Adapter
(Screw Ter mi nal Adapter)
RECEIVE
HIGH
ON
NORM
OFF
TRANSMIT
POWER
I/C
TELEX CLEARCOM
RTS
BTR-800
FCC ID: B5DM514
CANADA 1321231218A
BASE STATION
LINK
RELAY
CONTACT
INTERCOM A
2 WIRE
L
O
O
P
T
H
R
U
4 WIRE
INTERCOM B
2 WIRE
L
O
O
P
T
H
R
U
4 WIRE
AUXILIARY AUDIO
INPUT OUTPUT
STAGE ANNOUNCE
OUTPUT
POWER
100-240 VAC 50-60 Hz
TRANSMIT
MADE IN USA
PUSHPUSHPUSH
Telex
Telex Communications, Inc.
AUXILIARY
INTERFACE
STAGE ANNOUNCE
STAGE ANNOUNCE RELAY
Base Sta tion - Rear Panel
PIN 1
PIN 2
Fig ure 24
Re lay Out put Schematic