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Telex

Operating Instructions

USR-100

Summary of Contents for USR-100

Page 1: ...Telex Operating Instructions USR 100 ...

Page 2: ...ennas 2 Computer Controlled Channels 2 Displays 3 Audio Output 3 Power 3 Audio 3 USR 100 4 SH 100 5 LT 100 6 Power Switch 7 Channel Select Buttons 7 Channel Lockout 7 Diversity Display 7 AF Display 7 RF Display 7 Antenna Jacks 8 Audio Output 8 Audio Adjust 8 Audio Level 8 Power Jack 8 Power Cord Retainer 8 Receiver Set up 9 i ...

Page 3: ...Battery Meter 12 Microphone Connector 12 Channel Select Switches 13 Microphone Gain 13 Transmit Power Switch 13 Set Up 13 System Set Up 14 Antenna Placement 14 Antenna Placement for Optimum Range and Rack Mounting 14 Bracket Mounting 15 Antenna Connection 16 Installing Rack Mounts 17 Assembly 17 Double Mounting 18 Accessories and Replacement 19 Front Connector Mounting Kit 20 FCC Information 21 Cu...

Page 4: ... digit appears A 2 digit 7 Segment LED indicates the Channel If there is any interference from other wireless users or a TV station in the area it is a simple matter to change the USR 100 frequency The frequency agility of the USR 100 is also very useful for itinerant users and rental customers Prevents channel changes by unauthorized personnel or accident The lockout status is unaffected when the...

Page 5: ...wave antennas are supplied for normal use or an optional antenna accessory kit can be used to rack mount the anten nas Optional half wave antennas with coax can be used for remote installations Both antennas must be used as both are active at all times unlike other types of diversity that only use one antenna at a time Computer Controlled Channels The VCO Voltage Controlled Oscillator which is the...

Page 6: ...tput An XLR type connector is located on the rear panel that provides either line level audio or microphone level audio output which is controlled by a slide type switch also located on the rear pane The output level is adjustable with a screwdriver accessible potentiometer located on the rear panel Power The USR 100 will operate from the supplied AC adapter or any nominal 12 15 volt AC DC 600 mA ...

Page 7: ...F I F Bandwidth 230 KHz at 3 db points Image Rejection 65dB or better Squelch 31 250 KHz Tone RSSI Amplitude Audio Output Level 0 775V RMS 100k load 20 dBV 600 Ohm load Receiver Sensitivity Less than 0 8 uV for 12 dB SINAD FCC Notification Part 15 Diversity Continuous Posi Phase Diversity Both antennas are fully employed at all times to maximize signals RF Selectivity Tracked Ceramic Resonators No...

Page 8: ... Power Output Terminated 10 mW High switch setting 1 0 mW Low Antenna Permanently attached Modulation FM 40 KHz Deviation 50 us pre emphasis Frequency Response System 50 Hz to 15000 Hz Microphone Dynamic or Electret 5 VDC Bias Tone Squelch Full time 31250 Hz DC Power 2 AA Size Alkaline Batteries Battery Life 9 Hours High Power 12 Hours Low Low Battery Indicator Built in Fuel Gauge Test Switch Appr...

Page 9: ... Power Output Terminated 10 mW High switch setting 1 0 mW Low Antenna Permanently attached Modulation FM 40 KHz Deviation 50 us pre emphasis Frequency Response System 50 Hz to 15000 Hz Microphone Dynamic or Electret 5 VDC Bias Tone Squelch Full time 31250 Hz DC Power 2 AA Size Alkaline Batteries Battery Life 9 Hours High Power 12 Hours Low Low Battery Indicator Built in Fuel Gauge Test Switch Appr...

Page 10: ... buttons simultaneously and hold them in until the channel readout stops blinking When the buttons are released the lockout mode will be the opposite of before To check status of lockout press one channel button If the display changes the lockout is disabled If the display blinks rapidly the lockout is activated Diversity Display LED s indicate diversity operation AF Display A 5 segment three colo...

Page 11: ...2 Pin 3 Audio Adjust Screwdriver adjustable potentiometer controls audio output Use supplied screwdriver to adjust to desired level Audio Level Set switch to match the input characteristics of your audio sound system Power Jack For external AC wall supply adapter supplied Will accept 12 15 volts AC DC at 600 mA Plug size is 2 1mm x 5 5 mm Power Cord Retainer To prevent accidental pull out of the p...

Page 12: ... Output receptacle on the rear of the USR 100 Insert the other end of the audio cable into the input of your Mixer Amplifier Set the Audio Level Switch on the USR 100 to match the input level of your audio system If utilizing the two 1 4 wave antennas supplied connect both of them to the back of the receiver at a 90 angle as shown in Figure 3 Tighten the connectors securely If using other types of...

Page 13: ...Figure 4 SH 100 Bottom View 10 ...

Page 14: ...s may be used but will yield shorter run times Unscrew the handle and install 2 AA size alkaline batteries Be sure the battery polarity matches the diagram printed inside the battery holder Set the transmit power switch to high or low depending on the situation and requirements of the venue Screw the handle back on Battery Meter Number of Lights Time Remaining Time Remaining High Power Low Power a...

Page 15: ...atteries Battery Meter The number of segments that light when the Battery Test Button is pushed indicate the approximate time of battery life remaining Microphone Connector wired as follows Top View Back View Pin 1 Ground Pin 2 Mic Pin 3 5 volt bias Pin 4 5 volt bias fed through a 3K ohm resistor for 2 wire electrets Side View 12 ...

Page 16: ... printed inside the battery holder Set the transmit power switch to high or low depending on the situation and requirements of the venue Replace the battery door Insert the microphone plug into the connector Battery Meter Number of Lights Time Remaining Time Remaining High Power Low Power alkaline batteries alkaline batteries intermittent usage intermittent usage 4 3 grn 1 red 9 hours or less 12 h...

Page 17: ... through the expected use area to check for drop outs To minimize the chance for drop outs read the section on antenna placement Antenna Placement The antennas and USR 100 should be placed in a location with a clear signal path to the transmitter This path should be as short and free of obstructions as possible Obstructions such as walls ceilings and metal objects will reduce range and performance...

Page 18: ...es most efficiently when the two antennas are separated as much as possible The antennas should be mounted so that they are at least 6 feet 2 meters apart for best results They should be at least 2 feet 60 cm from nearby objects Accessories for remote antenna mounting are listed in the back of this manual See Figures 6 and 7 for suggested mounting options Bracket Mounting The antenna brackets may ...

Page 19: ...le do not mount the brackets on a wall See Figure 7 for bracket and antenna placement Antenna Connection Attach the two antenna cables to the back of the USR 100 Be sure the connectors are tightened securely Route the cable to the antennas and attach in the same manner 16 ...

Page 20: ...ack proceed as follows Remove the front Phillips head screws from each side of each unit Refer to Figure 1 Align the rack ear Item No 1 or 3 with the holes on the side of the unit Install the previously removed screws Insert an additional screw Item No 4 provided in the parts pack into the remaining hole Repeat this step for the opposite side of the unit Tighten all screws securely Item No Descrip...

Page 21: ...les Tighten all screws securely Place the two assemblies side by side with the mid brackets together The left bracket should fit above the right so that the countersinks are visible Install 4 flat head screws Item No 5 Tighten all screws securely Place the assembly into the 19 inch rack enclosure and insert four 10 32 x 3 8 Phillips pan head screws supplied in each corner of the rack ears and secu...

Page 22: ... AC Power Supply 120 Volt 60 Hz Order No 730131 1 4 Wave Replacement Antenna Part No 879010 Model CLA X 1 2 Wave Antenna for remote mounting Model Part No Band Color Frequency CLA 1 870658 1 Blue 520 564 9 MHz CLA 2 870658 2 Yellow 565 614 9 MHz CLA 3 870658 3 Red 615 659 9 MHz CLA 4 870658 4 White 660 689 9 MHz CLA 5 870658 5 Green 690 724 9 MHz CLA 6 870658 6 Orange 725 760 MHz 19 ...

Page 23: ...s all frequencies and increases range Order No 71147000 Model UAD 2 Four Way Antenna Splitter Order No 71253000 Feeds four USR 100 s with just two antennas Also supplies power Eliminates 3 power supplies and 6 antennas Front Connector Mounting Kit Part No 878978 This kit consists of 4 cable and connector assemblies with TNC type connectors They attach to the rack mounts by removing the filler plug...

Page 24: ...equencies other than factory preset frequencies The Telex Model SH 100 and LT 100 transmitters are Type Accepted under United States Federal Communications Commission Part 74 Licensing of Telex equipment is the user s responsibility and licensabil ity depends upon the user s classification user s application and fre quency selected Telex strongly urges the user to contact the appropriate telecommu...

Page 25: ...Department Then pack the unit as follows Check the unit to see that all parts and screws are in place Then wrap it in heavy paper or put it in a plastic bag If the original carton is not available place the unit in a strong carton that is at least six inches bigger in all three dimensions than the unit Fill the carton equally around the unit with resilient packing material shredded paper excelsior...

Page 26: ...TELEX COMMUNICATIONS INC 8601 East Cornhusker Highway w P O Box 5579 w Lincoln Nebraska 68505 5579 PN 801585 1 JUNE 1998 ...

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