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DIVERSITY UHF RECEIVER

UCR30

UCR301

OPERATING INSTRUCTIONS

Rio Rancho, NM

www.lectrosonics.com

0885

Professional Audio Products Since 1971

Содержание UCR30

Страница 1: ...DIVERSITY UHF RECEIVER UCR30 UCR30 UCR30 UCR30 UCR301 1 1 1 1 OPERATING INSTRUCTIONS Rio Rancho NM www lectrosonics com 0885 Professional Audio Products Since 1971 ...

Страница 2: ...2 UCR301 Professional Audio Products Since 1971 ...

Страница 3: ... SELECTIONS FROM MAIN WINDOW 9 FREQUENCY WINDOW 9 BATTERY LEVEL WINDOW 9 SETUP WINDOW 9 LEVEL 9 TONE 9 TXBAT 9 FREQUENCY SCAN MODE 10 ANTENNA USE AND PLACEMENT 11 INSTALLATION AND OPERATING INSTRUCTIONS 12 FINDING CLEAR FREQUENCIES 12 LOCKING AND UNLOCKING THE UCR201 FRONT PANEL CONTROLS 13 REPLACING THE BATTERY 14 UCR201 REPLACEMENT PARTS and ACCESSORIES 15 TROUBLESHOOTING 16 SPECIFICATIONS AND F...

Страница 4: ...E 2 1 EXPANDER BASS 23KHZ LP FILTER XLR OUT HI LEVEL MIXER RF MODULE 3RD MIXER AND IF AMP 50KHz LP FILTER XTAL CONTROLLED 3rd OSCILLATOR SAW FILTER 244 MHz IF AMP COUNTING DETECTOR AUDIO AMP UCR201 BLOCK DIAGRAM VARIABLE CUT OFF LP FILTER ANTENNA SWITCHING FILTER E PROM 2 1st VCO Smart Diversity Smart Squelch 2ND MIXER 10 7 MHZ FILTER SYNTHESIZER LC Filter Digital Squelch Output Level Adjust Squel...

Страница 5: ...MIC FILTER The detected audio signal is passed through a dynamic noise reduction circuit which automatically adjusts the filter s cutoff frequency by measuring the amplitude and frequency of the audio signal and the quality of the RF signal The audio bandwidth is held only to that point necessary to pass the highest frequency audio signal present at the time If the RF level is weak then the filter...

Страница 6: ...y is detected when operating on the internal battery POWER UP SEQUENCE It takes about two seconds after the UCR301 is initially turned on for it to become fully operational however audio will pass through during the start up phase if there is an active transmitter on the same frequency as the UCR301 At power up the LCD will automatically scroll through a series of messages to confirm proper operat...

Страница 7: ...ain Window LCD AUDIO OUT 10 18VDC BATTERY DOOR To open lift this edge and turn door 1 2 3 REAR PANEL FEATURES XLR AUDIO OUTPUT JACK The audio output is balanced but not floating Pin 2 is in phase with the input pins on 300 series transmitters However phasing can vary from brand to brand of lavaliere microphone POWER INPUT JACK The power input jack can accept 10 18 VDC the center pin is positive an...

Страница 8: ... the audio level modulation of the signal received from the transmitter The icon changes to a solid rectangular block when the audio signal is being limited in the transmitter Levels in dB are engraved into the bezel above the LCD Battery Levels Rx indicates the receiver battery condition and will flash when approximately one hour of operational time is remaining The Tx symbol works in the same ma...

Страница 9: ...teps Press MENU to exit this screen TONE The TONE setup screen enables an audio test tone at the receiver output for precise level matching with other equipment The first screen prompts you to press SELECT Up to enable the tone at the receiver output Press SELECT Up again to access the LVL screen that allows the tone level to be adjusted in 1 dB steps using the SELECT Up and Down buttons When the ...

Страница 10: ...will accumulate the highest peaks encountered to aid in finding clear frequencies To clear the scan memory without leaving scan mode quickly turn the receiver power off and on Pressing the MENU button once opens the FINE VIEW window which displays an expanded portion of the spectrum around the cursor In FINE VIEW each vertical band represents one frequency band 100 KHz The upper right corner shows...

Страница 11: ... cases when the transmitter is positioned in certain locations in the room it may result in complete loss of the carrier and the sound Moving the receiver even a few inches will change the drop out sound or eliminate it completely A drop out situation may also improve or deteriorate as the crowd fills or empties the room or when the transmitter or receiver is moved to a different location The UCR2...

Страница 12: ...he transmitter gain control is set should the gain of the rest of the audio system be adjusted to achieve the desired sound or signal levels 6 Adjust the Audio Output according to the type of input on your equipment Use the LEVEL menu and adjust the level with the SELECT Up and Down buttons The input levels of different cameras VCRs and PA equipment vary which may require that you adjust the AUDIO...

Страница 13: ...o prevent accidental changes being made during operation and handling To LOCK Press and hold the MENU button until a bar tracks horizontally across the LCD screen and the word LOCKED appears If the MENU button is released before the word LOCKED appears the unit will remain UNLOCKED When in a LOCKED state the pilot tone bypass toggle is also defeated In LOCKED state the use of the MENU and SELECT U...

Страница 14: ... battery Insert the contact end of the battery first making sure the contacts are aligned with the holes in the contact pad and then swing the door closed You will feel it snap into place when it is fully closed CAUTION Lithium batteries will expand and swell if allowed to go into a deep discharge Be sure to remove lithium batteries as soon as the display starts flashing If lithium batteries are a...

Страница 15: ...ceiver Rio Rancho NM USA UCR201 REPLACEMENT PARTS and ACCESSORIES Part No Description 32251 CCMIN CH12E VSR1 Velcro mounting strips Zippered padded vinyl system pouch AC power supply Thin velcro loop for power cable strain relief ...

Страница 16: ... bypassed the P icon changes to a b shape ANTENNAS AND RF SIGNAL STRENGTH RF Level is weak Receiver may need to be moved or reoriented Transmitter antenna may be defective or poorly connected Improper length of antenna or wrong antenna on transmitter UHF whip antennas are generally about 3 to 5 inches long UHF helical antennas may be shorter but are often less efficient No RF Signal Make certain f...

Страница 17: ... level tracking Both transmitter and receiver in 1 10th volt steps accuracy 10 Scanning mode Coarse and fine modes for spectrum check Audio test tone 1 kHz 50 dBu to 9 dBu output 5 THD Transmitter battery type selection 9 V alkaline 9 V lithium AA alkaline AA lithium Rear Panel Controls and features XLR audio output jack External DC input Battery compartment access Power Options Ext DC Minimum 10 ...

Страница 18: ...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 If the repair is more complicated than a broken wire or loose connection send the unit to the factory for repair and service Don t attempt to adjust any controls inside the units Once set at the factory the various controls a...

Страница 19: ...19 UHF Wireless Diversity Receiver Rio Rancho NM USA ...

Страница 20: ...nics Inc will pay for the cost of returning your equipment to you This warranty applies only to items returned to Lectrosonics Inc or an authorized dealer shipping costs prepaid within one year from the date of purchase This Limited Warranty is governed by the laws of the State of New Mexico It states the entire liablility of Lectrosonics Inc and the entire remedy of the purchaser for any breach o...

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