Telex TR-300 user manual

User manual for the device Telex TR-300

Device: Telex TR-300
Category: Intercom System
Manufacturer: Telex
Size: 0.63 MB
Added : 3/22/2013
Number of pages: 38
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Summaries

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Abstracts of contents
Summary of the content on the page No. 1

Telex
Operating Instructions
BTR-300

RadioCom
Portable Transmit On
1 2 3 4
Ext Intercom Aux Audio
Headset Controls
Portable Station Connect
Talk Gain O/M
Power
Push Twice to Latch
Headset Volume

RadioCom
TR-300
PROFESSIONAL
WIRELESS
INTERCOM SYSTEM
TR-300, BTR-300
R

Summary of the content on the page No. 2

TABLE OF CONTENTS INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 GENERAL DESCRIPTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 BTR-300 BASE STATION TRANSCEIVER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Summary of the content on the page No. 3

INTRODUCTION GENERAL DESCRIPTION This manual covers the BTR-300 Base Station At the BTR-300 operator’s command, the and the TR-300 Portable Transceiver. remotes may communicate with each other, with a wired intercom system or with an auxil- The RadioCom Models BTR-300 and TR-300 iary system. The BTR-300 Base Station with were specifically designed to provide the user its one transmit and four receive channels is with a highly flexible wireless two-way com- designed to operate in full duplex (sim

Summary of the content on the page No. 4

The system operates on selected frequencies The TR-300 Transceiver operates in the con- within the 150-216 MHz band. tinuous transmit mode with the audio acti- vated by a switch. As many as four TR-300 The BTR-300 system is fully compatible with belt-pack transceivers can operate in a fully a number of other wired intercom manufactur- duplex network with one RadioCom Model ers units. See the BTR-300 Setup Section for BTR-300 Base Station. additional information. -2-

Summary of the content on the page No. 5

BTR-300 BASE STATION TRANSCEIVER TECHNICAL INFORMATION SPECIFICATIONS BTR-300 Input Power (minimum)....................................................................................12V AC/DC at 360 mA Intercom Output ........330 mV (Low) or 1 V (Hi) RMS into 300 ohm load typical (at rated deviation) Intercom Input (Gain Minimum).........................................300 mV RMS typical (for rated deviation) Auxiliary Output.............................................2 V RMS into 600 ohm load

Summary of the content on the page No. 6

SPECIFICATIONS BTR-300 (Cont.) Receive RF Frequency Range .......................................................................................................150-216 MHz RF Frequency Stability................................................................................Crystal Controlled, 0.005% Type ...........................................................................................Dual conversion superheterodyne, FM RF Sensitivity ..................................................

Summary of the content on the page No. 7

CONTROLS and CONNECTIONS FRONT PANEL (Refer to Figure 3) Mic On-Push-to-Talk/Lock-to-Talk Switch: Enables the local headset microphone audio Power ON/OFF Switch: Push this switch function. once to turn power ON; push it again to turn the power OFF. NOTE: DOES NOT control base station RF transmit. Power ON Indicator: The Power ON light is illuminated when the Power ON/OFF Switch Local Push-to-Talk Indicator: Will be illu- is pushed in the ON Position. minated whenever the talk function is on. Loc

Summary of the content on the page No. 8

External Intercom Switch, Level Control, Headset Microphone Select Switch: This and indicator: This switch enables the wired switch allows the user to select either an intercom interface when “IN”, and disables it Electret or Dynamic microphone. when “OUT”. For RTS intercoms, the “IN” position is channel 1 and the “OUT” position Intercom Connectors: Connections to inter- is channel 2. A screwdriver adjustable control face the BTR-300 with a wired intercom sys- is provided to control the input le

Summary of the content on the page No. 9

-7- PORTABLE ENABLE LOCAL MIC GAIN CONTROL POWER ON SWITCHES AND INDICATORS INDICATOR LOCAL HEADSET VOLUME BTR-300  RadioCom Portable Transmit On 1 2 3 4 Ext Intercom Aux Audio Headset Controls Portable Station Connect Talk Gain O/M Power Push Twice to Latch Volume Headset POWER ON-OFF SWITCH AUXILIARY LOCAL MIC MIC ON PUSH-TO-TALK/ AUDIO LOCAL HEADSET CONNECTOR OVERMODULATION LOCK-TO-TALK SWITCH INDICATOR EXTERNAL INTERCOM LOCAL PUSH-TO-TALK INDICATOR Figure 3 Front Panel BTR-300

Summary of the content on the page No. 10

-8- AUXILIARY OUTPUT CONNECTOR INTERCOM CONNECTORS RECEIVE TRANSMIT ANTENNA ANTENNA CONNECTOR AUXILIARY INPUT CONNECTOR CONNECTOR Transmit PUSH Receive PUSH Telex Communications Inc. Antenna Intercom Intercom Intercom Antenna Auxiliary BTR-300 Loop-Thru Loop-Thru Loop Thru Audio Input Power Transmit Volume Headset Mic Auxiliary Audio Output Dyn Elt Cont Remote Off MADE IN U.S.A. Speaker AC/DC 12V 8 700 mA TRANSMITTER SWITCH ANTENNA ANTENNA COLOR DOT COLOR DOT POWER JACK HEADSET MIC SELECT SWITCH

Summary of the content on the page No. 11

TR-300 BELT-PACK TRANSCEIVER TECHNICAL INFORMATION SPECIFICATIONS TR-300 Overall Power Requirements ..............................................................6 AA cells (Alkaline, NEDA, MN 1500) Nickel-metal hydride optional Current Drain....................................................................................................................typical 82 mA Temperature Range ................................................................................-4°F to 130°F (-20°C to 55°C)

Summary of the content on the page No. 12

FEATURES  Push-to-Talk with Lock-to-Talk feature  Lightweight, small size and is switch for the TR-300 and Push-to-Transmit self-contained. with Lock-to-Transmit feature for the TR-300P.  2 separate antennas, one for transmit, the other for receive. CONTROLS AND CONNECTIONS EXTERNAL CONTROLS (Refer to Figure 6) Headset Connector: A four pin XLR connec- tor for Input/Output. (Plug for Telex, Jack for Volume OFF/ON Control: This thumbwheel RTS units). The headset jack will accept many control s

Summary of the content on the page No. 13

LOW BATTERY / OVERMODULATION INDICATOR LIGHT TALK INDICATOR LIGHT PUSH-TO-TALK/ LOCK-TO-TALK SWITCH talk Bat/ talk ovmod VOLUME OFF/ON CONTROL BELT CLIP HEADSET CONNECTOR BATTERY RECEIVE ANTENNA CHARGE TRANSMIT ANTENNA JACK Figure 6 External Controls, TR-300 -11-

Summary of the content on the page No. 14

DYNAMIC / ELECTRET ACCESS TO MICROPHONE SWITCH GAIN CONTROL CANADA IIIIIIIIIII FCC ID: B5DMXXX MIC S/N: D E BATTERY COMPARTMENT Figure 7 Internal controls, TR-300 INTERNAL CONTROLS (Refer to Figure 7) Dynamic/Electret Switch: This switch allows selection of “D” when using a Dynamic Mi- crophone or “E” when using and Electret Mi- Microphone Gain Control: Screwdriver ad- crophone. justable by removing belt clip and prying out the small rubber plug to the right of the screw Battery Compartment: Hol

Summary of the content on the page No. 15

EQUIPMENT SET-UP BTR-300 SET-UP UNPACKING DIP Switch: See Figure 8 and Table 1. Set the DIP switch as shown in the table. Unpack your BTR-300 and TR-300 System. If there are any damages or shortages, refer to High/Low Switch: See Figure 8 and Table 2. the “Warranty Service Information” section in Set the high/low switch as shown in the table. this manual. Intercom Switch: See Figure 8 and Table 2. Set INTERNAL INTERCOM SWITCHES the switch to 2 wire for all 2 wire systems. Set The BTR-300 has int

Summary of the content on the page No. 16

Internal Auxiliary Audio Out Auxiliary Audio Input Intercom Loop Thru (both jacks) Switch Settings Pin 1 Pin 2 Pin 3 Pin1 Pin 2 Pin 3 Pin 1 Pin 2 Pin 3 Telex Audio Com Ground 600 ohm 600 ohm Ground 2.2K ohm 2.2K ohm Ground Balanced Balanced Balanced Balanced Balanced Balanced RTS 2 wire Ground 600 ohm 600 ohm Ground 2.2K ohm 2.2K ohm Ground Channel Channel Balanced Balanced Balanced Balanced 1 2 Clearcom Ground 600 ohm 600 ohm Ground 2.2K ohm 2.2K ohm Ground Power Audio Balanced Balanced Balance

Summary of the content on the page No. 17

BTR-300 Place the rack mount brackets (supplied) on RACK MOUNTING either side of the unit and insert three #6-32 x To rack mount the BTR-300 base transceiver 3/8” screws for each bracket. Tighten the do the following: screws securely. Remove the front two #6-32 x 3/8” screws Insert the BTR-300 into your 19” rack enclo- on each side of the transceiver as shown in sure and insert four (4) #10-32 x 3/8” Phillips Figure 9. pan head screws (supplied) in each corner of the rack mount brackets and secu

Summary of the content on the page No. 18

ANTENNA INFORMATION ANTENNA CONNECTIONS To insure that the frequency of the antennas match the receiver and transmitter of the The BTR-300 is supplied with two (2) anten- BTR-300, match the color dot on the antenna nas. One 5/8-wave antenna for Transmit and with the color dot on the BTR-300 one 5/8-wave antenna for Transmit and one 5/8-wave for Receive. Attach the antennas to the antenna input re- ceptacles unless the BTR is rack mounted. Assemble the 5/8-wave antenna by screwing Tighten the con

Summary of the content on the page No. 19

You will also need to remote the transmit an- Remoting Antennas: It will be necessary to tenna in the same manner. Connect a coax ca- remote both the transmit and receive antennas ble assembly to the transmit antenna on the BTR-300 when it is rack mounted. receptacle. Mount the 5/8-wave antenna by at- taching it to a bracket (not supplied). Connect the coax cable assembly (not sup- plied), to the receive antenna receptacle and mount the 5/8-wave antenna. The antenna can be attached to either a w

Summary of the content on the page No. 20

ANTENNA POLARIZATION The Telex Wireless Intercom System is “Ver- tically Polarized”. This means both the trans-  RadioCom mitting and receiving antennas should operate in the vertical position. TR-300 BTR-300  RadioCom Portable Transmit On 1 2 3 4 Ext Intercom Aux Audio Headset Controls Portable Station Connect Power Talk Gain O/M Headset Volume Push Twice to Latch Headset RadioCom Figure 14 TR-300 Proper Dressing of the Antennas Keep the distance between the base (BTR-300) and the belt pack


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