Remote paging, Figure 2-3: remote paging – Codan Radio MT-4E Paging User Manual

Page 19

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MT-4E PAGING SYSTEMS | USER GUIDE

Chapter 2: MT-4E Paging Applications Page 11

REMOTE PAGING

Remote Paging connects the base paging transmitter to the remote paging transmitter through an
MT-4E radio link for greater paging coverage. The paging encoder (or terminal) feeds the paging
information to the paging network card which generates the PURC® tones which are transmitted to
a remote receiver. The PURC® tones are then sent to the transmitter controller which generates the
analog or digital paging format and sends them to the paging modulator and transmitter. Remote
paging is shown in Figure 2-3.

Figure 2-3: Remote Paging

PTT

Balanced Audio

Balanced Audio

ZETRON

Model 15/32/64

LINK

TRANSMITTER

RF OUT

PAGING

NETWORK

CARD

PAGING ENCODER

OR TERMINAL

RF LINK TO

PAGING REMOTE

(PURC® TONES)

PAGING BASE STATION

ZETRON
Model 33

Balanced Audio

Balanced Audio

LINK

RECEIVER

RF IN

PAGING REMOTE STATION

Direct Mod

RF REF

A/D Mode Control

PTT

Balanced Audio

Balanced Audio

Balanced Audio

Digital Data

Balanced Audio

A / D Select

PTT

ZETRON
Model 66

TRANSMITTER

RF OUT

PAGING

MODULATOR

TRANSMITTER

CONTROLLER

PAGER

RF LINK FROM

PAGING BASE

(PURC® TONES)

RECEIVER

NORM

SQ. DISABLE

OFF

CNTL
BUS

A D

RF N

I

REF
IN

USB

FREQUENCY (MHz)

MADE IN CANADA

MODEL # CODE

SET

DEV

4 LEVEL

SETUP

MODE

DATA
MODE

A

D

2 LEVEL

SET

MOD

NORM

REF IN

REF OUT

PAGING

MODULATOR

DATA

INT

FREQ

REF

EXT

DATA / CTRL

PORT

PULL DOWN
TO REMOVE

TRANSMITTER

CNTL
BUS

MIC

RF OUT

A D

ANALOG
DIGITAL

NORM
OFF
KEY TX

MIC MODE

REF

IN

USB

FREQUENCY (MHz)

MADE IN CANADA

MODEL # CODE

TRANSMITTER

CNTL
BUS

MIC

RF OUT

A D

ANALOG
DIGITAL

NORM
OFF
KEY TX

MIC MODE

REF

IN

USB

FREQUENCY (MHz)

MADE IN CANADA

MODEL # CODE

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