Lectronics uh200 Operating Instructions Manual

Frequency-agile plug-on uhf transmitter

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UH200
FREQUENCY-AGILE
PLUG-ON UHF TRANSMITTER
OPERATING INSTRUCTIONS
and trouble-shooting guide
LECTROSONICS, INC.
Rio Rancho, NM

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Summary of Contents for Lectronics uh200

  • Page 1 UH200 FREQUENCY-AGILE PLUG-ON UHF TRANSMITTER OPERATING INSTRUCTIONS and trouble-shooting guide LECTROSONICS, INC. Rio Rancho, NM...
  • Page 2: Table Of Contents

    TROUBLESHOOTING .................... 6 BATTERY REPLACEMENT ................... 6 SPECIFICATIONS AND FEATURES ..............8 SERVICE AND REPAIR ..................9 RETURNING UNITS FOR REPAIR ...............9 WARRANTY ................... Back cover The UH200 transmitter is FCC type accepted under Part 74: 470 - 608MHz and 614 - 806MHz...
  • Page 3: General Technical Description

    Frequency Agile Plug-on UHF Transmitter GENERAL TECHNICAL DESCRIPTION The UH200 transmitters are comprised of a number of functional Pre-emphasis can also cause distortion in the receiver. As this sub-systems as shown in the block diagram below. signal is passed through the IF filters in the receiver, distortion can be produced, most noticeable at full modulation.
  • Page 4: Controls And Functions

    CONTROLS AND FUNCTIONS The UH200 may be used with a wide variety of microphones. LIMIT LED LEVEL LED The 3-pin XLR connector on the UH200 allows the transmitter to be used with any dynamic microphone, as well as many two wire positive bias lavalier systems (such as those systems supplied by Lectrosonics).
  • Page 5: Operating Instructions

    Frequency Agile Plug-on UHF Transmitter OPERATING INSTRUCTIONS 1) Insert the UH200 into the selected microphone. Listen for the The first LED turns on 20dB below full deviation. The “0” LED “click” that indicates the UH200 has locked on to the micro­...
  • Page 6: Troubleshooting

    BATTERY REPLACEMENT The UH200 transmitter is powered by a standard alkaline 9 Volt Swing the door open and take note of the polarity marked inside battery. It is important that you use ONLY ALKALINE OR showing the location of the positive (+) and negative (-) termi­...
  • Page 7 Frequency Agile Plug-on UHF Transmitter RECEIVER RF LAMP OFF 1) Transmitter not turned on. 2) Transmitter battery is dead. 3) Receiver antenna missing or improperly positioned. 4) Transmitter and receiver not on same frequency. Check switches/ display on transmitter and receiver. 5) Operating range is too great.
  • Page 8: Specifications And Features

    SPECIFICATIONS AND FEATURES Operating frequencies: 470 to 608 MHz, 614 to 806 MHz Frequency selection: 256 frequencies in 100kHz steps RF Power output: 100 mW (nominal) Pilot tone: 32.764 kHz (± 2Hz); 5kHz deviation Frequency stability: ± 0.002% Deviation: ± 75 kHz (max) Spurious radiation: 90 dB below carrier at frequencies less than 1GHz Equivalent input noise:...
  • Page 9: Service And Repair

    Frequency Agile Plug-on UHF Transmitter SERVICE AND REPAIR If your system malfunctions, you should attempt to correct or isolate the trouble before concluding that the equipment needs repair. Make sure you have followed the setup procedure and operating instructions. Check out the interconnecting cords and then go through the TROUBLE SHOOTING section in the manual We strongly recommend that you do not try to repair the equipment yourself and do not have the local repair shop attempt anything other than the simplest repair.
  • Page 10: Limited One Year Warranty

    LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided it was purchased from an authorized dealer. This warranty does not cover equipment which has been abused or damaged by careless handling or shipping.

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