Page 2 - Table of Contents
Table of Contents Introduction ..........................................................................................................................................1 General Description ................................................................................................................
Page 4 - Introduction; General Description; intercom system may; System Features; Base stations are table or rack mountable.
Introduction General Description The Telex Radiocom BTR-500 and BTR-600CUHF Wireless intercom systems offer the ultimatein reliable, high performance, high fidelity full du-plex communications. The BTR-500 series includes the BTR-500 fre-quency agile base station, working with the TR-500transceiver ...
Page 5 - Base Station Transceiver; Controls and Connections; Figure 2 Headset Wiring; Figure 1; Telex Units
Base Station Transceiver Controls and Connections 1. Power Switch - Illuminates when on. 2. Beltpack Light - Illuminates when a beltpack is transmit- ting to base station. 3. Intercom In Level Control - Adjust for optimum level. Intercom light #11 should just flash red on loudest speech. 4. Intercom...
Page 6 - Base Station; Controls and Connections - Rear Panel; Figure 4; Figure 3
Base Station Controls and Connections - Rear Panel 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 receivechannel on beltpack. 3. Audio Out...
Page 7 - Figure 6; Receive Channel Switch - Changes frequency of receiver; Specifications; Deviation
9. & 10. Loop Thru I/C - 9 pin D-sub jack. Wired as shown. 11. See #8. 12. Auxiliary Jack - 6 pin RJ-11 telephone type jack. Com- patible with “RTS Matrix” type intercoms. Figure 6 Auxiliary Jack 13. Power Jack - 12-15 VDC, 400mA minimum or 12-15 VAC rms, 400mA rms minimum. Accepts 5.5 mm x 2.1m...
Page 8 - Beltpack; Figure 8; elex; Figure 7
Beltpack Controls and Connections 1. Volume Control and Power Switch - Turns power on and off and controls headset volume. 2. Battery/Overmodulation Light - Flashes once when unit is turned on if battery is good. If light stays on, battery islow. If light does not flash, battery is dead. Flickering ...
Page 10 - Initial Equipment Set-Up; Unpacking; Antenna Information; Antenna Connection; Figure 9; Wall Power Supply
Initial Equipment Set-Up Unpacking Unpack your RadioCom System. A system packageshould contain the following Items: Contact the shipper or your dealer immediately ifanything is damaged or missing. Fill out the regis-tration card and return it to Telex to properly regis-ter your unit. Antenna Informa...
Page 11 - Antenna Polarization; Vertically Polarized Antenna; Distance between Antennas; Proper Dressing of the Antennas; ANTENNAS MUST BE VERTICAL
Attach the transmit 1/2-wave antenna to the antennainput receptacle labeled “Transmit” on the left sideof the rear panel. The antenna should be verticallyaligned. Figure 10 Attaching Transmit 1/2-Wave Antenna Antenna Polarization The Telex Wireless Intercom System is “VerticallyPolarized”. This mean...
Page 13 - Antenna Placement; Improving Reception and Increasing Range; Placing BTRs in a shelf or
Figure 16 Antenna Placement Improving Reception and Increasing Range Keeping the distance from the base station andbeltpack as short, and unobstructed as possible willproduce the most reliable performance. The base station is supplied with two antennas. Thisshould provide satisfactory system perform...
Page 14 - Attaching Brackets for Rack Mounting; Local Headset Connection; Connecting Headset to the Base Station; RF Transmit/Receive Channel Switches; Receive and Transmit Switches
Base Station Set-Up Location Locate the base station on a level surface with therear of the unit facing you. See “Antenna Informa-tion” section for more information on choosing a lo-cation. Rack Mounting Two kits are available for rack mounting the basestation. The first kit rack mounts a single bas...
Page 15 - RF Transmit Mode Switch; Transmit Switch; Intercom Type Switch; Set for Telex or RTS Type intercom systems.; Intercom Select Switch; Dual Listen Switches; RTS
RF Transmit Mode Switch Allows the operator to select three different types oftransmitting modes; continuous transmit, transmitteroff, or remote transmitter. For most operations,place the transmitter switch in the “CONT” position(Continuous mode). In the Continuous mode the RF transmitter will beon ...
Page 16 - Audio Channel Switch; Auxiliary Switch
Audio Channel Switch Intercom Type Set to TelexSelects either “IC 1 or 2" (and corresponding pinson ”IC Loop-thru"). In “Auto” position the switchallows selection of channels 1 or 2 from thebeltpack. Figure 23 Audio Channel Switch Intercom Type Set to RTSSelects RTS channel 1 or 2 on both I/...
Page 18 - Example Interface to an Audiocom (Telex) Intercom System
-15- HEADSET LINES HEADSET LINES TWO CH BELTPACK (BP-2000) TWO CH BELTPACK "Y" HEADSET LINES HEADSET LINES HEADSET LINES T elex T elex INTERCOM POWER SUPPLY (PS-2000L) INTERCOM USER STATION (US-2000A) CABLE (BP-2000) ONE CH BELTPACK (BP-1000) ONE CH BELTPACK (BP-1000) ONE CH BELTPACK (BP-100...
Page 19 - Example Interface to an RTS Intercom System
-16- T elex T elex T elex T elex HEADSET LINE HEADSET LINE HEADSET LINE MODEL PS15POWER SUPPLYO/N 9000678600 IMPEDANCE SELECT NORM 200 DUAL 400 OUTPUTS J1, J2 CONNECT TO J1 J2 TW INTERCOM SYSTEM COMPONENTSREFER TO OPERATION MANUAL AUDIO COUPLING CM1-CM2 J3 TIP-CH1RING-CH2SLEEVE-COM RTS SYSTEMS, BURB...
Page 20 - Auxiliary Audio Connection; Auxiliary Jack; Power Connection; Connecting the Power Supply; Dummy Load
Auxiliary Audio Connection The 6 pin telephone jack (RJ-11) may be used tosupply audio into and out of the base station. RTSMatrix type intercoms may be interfaced to the basestation through this jack. Since audio is not “Channelized” through this jack,the audio channel switch has no effect on the a...
Page 21 - Headset Connection; Connecting Headset; RF Channel Switches and RF Transmit Mode; o r; Code Switch
Beltpack Set-Up Headset Connection Insert the headset/microphone into the connector onthe bottom on the unit. See the headset connectiondiagram (Figure 8) if a unit other than Telex headsetis used. Figure 33 Connecting Headset RF Transmit/Receive Channel Switches Allows the user to select which of t...
Page 22 - Battery Installation
Battery Installation Insure that the OFF/ON volume control knob isturned OFF. Press down the battery release latchand remove battery pack. Pack slides off in oppositedirection. Replace batteries as follows: Figure 36 Battery Installation -19- 1. Open the battery pack by inserting finger nail and lif...
Page 24 - System Operation; Base Station Operation; Power; Base Station Power Switch; Local Headset Volume; Headset Volume; Microphone Gain; Adjusting Microphone Gain
System Operation Base Station Operation Power If you have followed the instructions until this pointyou should now be ready to turn both the beltpackand the base station “ON” Place the power switch on the base station in the“ON” position. The green power on indicator LEDshould illuminate. Figure 37 ...
Page 25 - Dual Listen Level; Dual Listen Level Control; Intercom Level; Intercom Level Controls, AuxiliaryLevel; Sidetone Level
Dual Listen Level This control is related to the dual listen switches. Itcontrols the level of the audio mix. For more infor-mation on the dual listen switches, refer to the“Base Station Set-Up” section. Figure 40 Dual Listen Level Control Intercom Level I/C INAdjusts the level of the Intercom syste...
Page 26 - Beltpack Operation; Power/Local Headset Volume; Off/On Volume Control Switch; Battery Check; Low Battery and Overmodulation Indicator; ON/OFF SWITCH AND VOLUME CONTROL; LOW BATTERY AND OVERMODULATION
Beltpack Operation Power/Local Headset Volume You should now be ready to turn the beltpack“ON”. Rotate the OFF/ON Volume Control Switchon the beltpack clockwise to turn the unit on. Figure 42 Off/On Volume Control Switch Battery Check As you rotate the OFF/ON volume control knobclockwise to turn the...
Page 27 - Sidetone Level Control; OVERMODULATION; SIDETONE
Figure 45 Microphone Gain Sidetone Level Regular TR beltpacks have their sidetone control lo-cated on their respective base stations (See thesidetone level part of the base station “OperationSection”). Specially ordered beltpack to beltpack (Mirror Im-age) direct communication units have their sidet...
Page 28 - Example System Configurations; Single Base Station Audiocom (Telex) System; Example single BTR-500 Audiocom System used at a Shooting Range
Example System Configurations Single Base Station Audiocom (Telex) System The audio out RCA jack on the back of this unit isused for the public address system. The unusedAudiocom channel must be terminated to avoidloud feedback if audio channel two was switched toby the beltpack. The audio out of th...
Page 29 - Single Base Station RTS System; Example Single BTR-500 RTS System used at a Small Play Production; DISTRIBUTION PANEL
Single Base Station RTS System Figure 48 Example Single BTR-500 RTS System used at a Small Play Production -26- 1 CH DISTRIBUTION PANEL RTS BACKSTAGE MANAGER CURTAIN DIRECTOR STAGE LIGHTS AUDIO SPOTLIGHT WIRED BELTPACKS POWER SUPPLY RTS AUDIO CHANNEL 1 = STAGE AND DIRECTIONAUDIO CHANNEL 2 = AUDIO EF...
Page 30 - Six Base Station RTS System; Example of Six BTR-500 RTS Systems used by a Production Unit
Six Base Station RTS System Figure 49 Example of Six BTR-500 RTS Systems used by a Production Unit -27- T elex T elex T elex T elex T elex T THIS END TOWARD TRANSMITTER ALP-450 ex el R TRANSMITANTENNA TRANSMIT DC OUTPUT RECEIVE RECEIVE ANTENNA 110/220 VAC INPUT FUSE: F 1.5A 250V AUX PUSH PUSH ANT. 1...
Page 31 - RX ANTENNA; Eight Base Station Telex System
Figure 50 Example of an Eight BTR-600C Audiocom(Telex) System being used by a Football Team -28- T elex T elex T elex TRANSMITANTENNA TRANSMIT DC OUTPUT RECEIVE RECEIVE ANTENNA 110/220 VAC INPUT FUSE: F 1.5A 250V AUX PUSH 1 5 6 9 1 5 6 9 SC600 A B AUX PUSH PUSH 1 5 6 9 1 5 6 9 AUX PUSH 1 5 6 9 1 5 6...
Page 32 - Beltpack to Beltpack System; Example of a TR-500 System used at a Publishing Firm; Single Beltpack to Single Beltpack System
Beltpack to Beltpack System The following is an example of a beltpack tobeltpack system. The two operators need to be inconstant, full-duplex communication with eachother in a noisy paper press environment. Figure 51 Example of a TR-500 System used at a Publishing Firm -29- T elex RF TX = FREQ 1 RF ...
Page 33 - Beltpack Battery Check.; Poor antenna location
System Walk-Thru Now that you have successfully “set up” your TelexWireless Intercom System and turned on any auxil-iary equipment you are ready to test the overall per-formance by “Walking” the Telex system throughthe areas in which you will be using it. Before you begin your walk-thru, check the f...
Page 34 - TROUBLESHOOTING; PROBLEM; R e d u c e m i c r o p h o n e g a i n; NO AUDIO from BASE or BELTPACK headsets.
TROUBLESHOOTING Reread the sections of this manual to make sure youhave completed system set-up properly If you are unable to solve the problem, contact thedealer from whom you purchased the system for as-sistance. -31- PROBLEM SOLUTION DISTORTION - System’s audio quality seemsdistorted at medium to...
Page 35 - Tech Tips; Codes Settings and the BTR600C; Microphone Gain Adjustment; Low Noise Environment
Tech Tips Codes Settings and the BTR600C While the BTR-600C and corresponding TR-600Chave over 65,000 different codes that may be se-lected by the user, there are actually over 16 milliondifferent codes in the units. The microprocessor ineach base station and corresponding beltpack hastwo unique num...
Page 36 - Intercom Systems Specifications; COMMON; COMMON; Battery Information; The use of low cost
-33- RTS Input Impedance: ..............................................200 W Output Level: ............................0.775 Vrms nominalBridging Impedance: ......................................>10k W Call Signalling: Send: ...................20kHz ± 100 Hz, 240 mVrms Receive: .............20kH...
Page 37 - Accessories and Replacement Parts; Length
Accessories and Replacement Parts ALP-600520-760 MHz Bi-Directional Log Periodic AntennaIncludes mounting hardware and 10 feet (3 meters)of coaxial cable with TNC Connectors Order No. 878896 Antenna Cables: Special low loss antenna cableswith TNC Connectors. 1/2-Wave Antenna ALP-450450-900 MHz Log P...
Page 38 - CUSTOMER SERVICE INFORMATION; Units that have been modified cannot be accepted for repair.
-35- CUSTOMER SERVICE INFORMATION If your receiver or transmitter should need servicing, please contact: Customer Service DepartmentTELEX COMMUNICATIONS, INC.8601 East Cornhusker Highway,P.O. Box 5579,Lincoln, Nebraska 68505-5579 U.S.A.Phone: (402) 467-5321 or 465-7021 All claims of defect or shorta...
Page 39 - FCC INFORMATION
-36- FCC INFORMATION The Telex BTR-500/600C and the TR-500/600C Transmitter/Receiver are Type Ac-cepted under United States Federal Communications Commission Part 74. Licensingof Telex equipment is the User’s responsibility and licensibility depends on the user’sclassification, users application, an...
