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UH200 

FREQUENCY-AGILE 

PLUG-ON UHF  TRANSMITTER 

OPERATING INSTRUCTIONS 

and trouble-shooting guide 

LECTROSONICS, INC. 

Rio Rancho, NM 

Содержание uh200

Страница 1: ...UH200 FREQUENCY AGILE PLUG ON UHF TRANSMITTER OPERATING INSTRUCTIONS and trouble shooting guide LECTROSONICS INC Rio Rancho NM ...

Страница 2: ...ned aluminum package Phantom power is provided on pins 2 and 3 Level indicating LEDs are provided to make level settings quick and accurate without having to view the receiver The battery compartment accepts any 9 Volt alkaline or lithium battery and makes a positive connection via self adjusting contacts Only the UH200 transmitter is covered in this manual Companion receivers are covered in separ...

Страница 3: ...n the receiver distortion can be produced most noticeable at full modulation De emphasis cannot be applied until the signal is converted into audio so there is no way around this problem short of eliminat ing pre emphasis altogether Neither of these problems occur in the 200 system The dual band compandor in the 200 Series system essentially provides a dynamic pre emphasis de em phasis function wi...

Страница 4: ...y voltage The LED is at full brightness with a new 9 Volt alkaline battery As the battery voltage drops during use the LED brightness will also decrease After 4 5 hours the battery voltage will be about 7 Volts The LED will be completely extinguished Since the internal circuits are all tightly regulated and the RF output stage has a separate discrete regulator the transmitter will continue to oper...

Страница 5: ...tion may reduce the dynamic range of the audio signal If the audio level is too low neither LED will light or the 20 LED will light dimly This condition may cause hiss and noise in the audio or pumping and breathing in the background noise The first LED turns on 20dB below full deviation The 0 LED turns on at full deviation and indicates that the input shunt compressor is operating The input limit...

Страница 6: ...olarity marked inside showing the location of the positive and negative termi nals Insert the battery and close the cover by pressing in and across reversing the opening procedure outlined above Note that the battery door will NOT close if the battery is inserted incorrectly since the terminals will hit a protective polarity bar rier Don t force the battery door closed If it is difficult to close ...

Страница 7: ...ing used Refer to the Operating Instructions section for details on gain adjustment 2 Receiver output may be mis matched with the sound system or recorder input Adjust output level on receiver to the correct level for the recorder mixer or sound system 3 Excessive wind noise or breath pops and or use a larger windscreen Re position microphone 4 Transmitter is not set to same frequency as receiver ...

Страница 8: ... 126 dBV Nominal 2 mV to 300 mV before limiting Input greater than 2V with limiting 1K Ohm mic load impedance Soft compressor 30 dB range 43 dB semi log rotary control Dual LEDs indicate modulation level 12 dB below limiting and at the onset of limiting 3 position OFF MUTE ON slide switch for noiseless turn on turn off operation Control panel knob adjusts audio gain Rotary switches on side panel a...

Страница 9: ... an exact quotation We will be happy to quote approximate charges by phone for out of warranty repairs RETURNING UNITS FOR REPAIR You will save yourself time and trouble if you will follow the steps below A DO NOT return equipment to the factory for repair without first contacting us by letter or by phone We need to know the nature of the problem the model number and the serial number of the equip...

Страница 10: ...elop we will at our option repair or replace any defective parts without charge for either parts or labor If we cannot correct the defect in your equipment we will replace it at no charge with a similar new item We will pay for the cost of returning your merchandise to you This warranty applies only to items returned to us shipping costs prepaid within one year from the date of purchase This warra...

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