Lectrosonics DBu/E01, Instruction Manual

Page 1: ...DBu E01 Digital Belt Pack Transmitter INSTRUCTION MANUAL Rio Rancho NM USA www lectrosonics com Fill in for your records Serial Number Purchase Date ...

Page 2: ...the DSQD Receiver The key is then synced with the DBu via the IR port The audio will be encrypted and can only be listened to if both DBu and receiver have the matching encryption key If you are trying to transmit an audio signal and keys do not match all that will be heard is silence or white noise Table of Contents Introduction 2 Frequency Agility 2 Encryption 2 DSP controlled Input Limiter 3 DB...

Page 3: ...lator VCTXO I2S I2S Voltage Controlled Oscillator Final Amplifier Control PLL Ref Phase Locked Loop DSP Clock Switching Power Supply Microprocessor Power LED Tricolor D A Convert er A D Converter Shunt Limiter Limiter Control Gain Adj HI Lo Pass Filter Input Preamp Input Jack Bias Voltage 0 2 or 4V Servo Bias Supply 5V I Q Baseband Signals Low pass filters IQ Modulator UART USB Jack Security Key A...

Page 4: ... rechargeable batteries can be used to power the transmitter The type of batteries in use are selectable in a menu on the LCD When alkaline or lithium batteries are being used the LED labeled BATT on the keypad glows green when the batteries are good The color changes to red when the they are nearing the end of life When the LED begins to blink red there will be only a few minutes remaining The Po...

Page 5: ...m the receiver to the transmitter PWR FUNC AUDIO 20 10 IR PORT u 470 100 40 20 0 DBu USB Port Belt clip mounting hole Modulation Indicators Programmable Function Switch Audio Input Jack Antenna Port Belt clip mounting hole Battery status LED Full access to all settings is provided through the key pad and LCD The transmitter can also be configured as a one button device by locking the ability to ma...

Page 6: ... the program mable switch if it is configured for this function If the power button is released or the top panel switch is turned back on again before the status bar is com pleted the unit will remain turned on and the LCD will return to the same screen or menu that was displayed previously NOTE If the programmable switch is in the OFF position power can still be turned on with the power button If...

Page 7: ...ue with arrow buttons Select option with arrow buttons Select option with arrow buttons Power ProgSW SEL BACK Locked Yes No Locked Select option with arrow buttons SEL BACK Default Default Settings No Yes Select option with arrow buttons SEL BACK TxPower 25 mW 50 mW Select option with arrow buttons TxPower SEL BACK Remote Enable Ignore Remote Select option with arrow buttons SEL BACK KeyType Selec...

Page 8: ...d microphones to take full advantage of the Servo Bias circuitry Adjusting the Input Gain The two bicolor Modulation LEDs on the top panel pro vide a visual indication of the audio signal level entering the transmitter The LEDs will glow either red or green to indicate modulation levels as shown in the following table Signal Level 20 LED 10 LED Less than 20 dB Off Off 20 dB to 10 dB Green Off 10 d...

Page 9: ...conditions or personal preference Low frequency audio content may be desirable or distracting so the point at which the roll off takes place can be set to 20 35 50 70 100 120 or 150 Hz Rolloff 70 Hz Gain Freq ProgSw Rolloff Selecting Audio Polarity Phase Audio polarity can be inverted at the transmitter so the audio can be mixed with other microphones without comb filtering The polarity can also b...

Page 10: ...ighest level of security The encryption keys are unique to the receiver and there are only 256 keys available to be transferred to a transmitter The receiver tracks the number of keys generated and the number of times each key is transferred Shared There are an unlimited number of shared keys available Once generated by a receiv er and transferred to the DBu the encryption key is available to be s...

Page 11: ...as a mechanism to prevent accidental activation of the tone iOS The iPhone version keeps each available setting on a separate page with the list of options for that setting On iOS the Activate toggle switch must be enabled to show the button which will then activate the audio The iOS version s default orientation is upside down but can be configured to orient right side up The purpose for this is ...

Page 12: ... 600 Black AMM19 19 486 400 511 900 Black AMM19 20 512 000 537 500 Black AMM19 21 537 600 563 100 Red AMM22 22 563 200 588 700 Red AMM22 23 588 800 614 300 Red AMM22 Encryption Key and Settings Transfer A cable between the receiver and the micro USB port on the side of the transmitter is used to transfer the encryption key from the receiver to the transmitter This connection can also be used to se...

Page 13: ... male 3 5 mm TRS 42 in length M152 5P 700 Lavaliere microphone omnidirectional MI33PRA Instrument cable passive type for use with very high output pickups right angle 1 4 plug MI33PST Instrument cable passive type for use with very high output pickups straight 1 4 plug MC35 Line level adapter cable XLR F to TA5F 37 length MC41 Dynamic mic level adapter cable XLR F to TA5F 37 length ...

Page 14: ...n 2 4 V PIN 5 Line level input for tape decks mixer outputs musical instruments etc Installing the Connector 1 If necessary remove the old connector from the microphone cable 2 Slide the dust boot onto microphone cable with the large end facing the connector 3 If necessary slide the 1 8 inch black shrink tubing onto the microphone cable This tubing is needed for some smaller diameter cables to ens...

Page 15: ...ophone Cable Termination for Non Lectrosonics Microphones TA5F Connector Assembly Mic Cord Stripping Instructions 1 2 3 4 5 VIEW FROM SOLDER SIDE OF PINS 0 3 0 15 Crimping to Shield and Insulation Shield Insulation Strip and position the cable so that the clamp can be crimped to contact both the mic cable shield and the insulation The shield contact reduces noise with some microphones and the insu...

Page 16: ...k to 4k ohms Fig 4 Fig 11 4 VOLT POSITIVE BIAS 3 WIRE ELECTRET NOTE This servo bias wiring is not compatible with earlier versions of Lectrosonics transmitters Check with the factory to confirm which models can use this wiring 2 VOLT POSITIVE BIAS 2 WIRE ELECTRET Simplified wiring for microphones such as Countryman B6 Lavalier and E6 Earset models and others NOTE This servo bias wiring is not comp...

Page 17: ...blems capacitors can be installed on the mic pins inside the TA5F connec tor housing Refer to the diagram below for the correct locations of capacitors Use 330 pF capacitors Capacitors are available from Lectrosonics Please specify the part number for the desired lead style Leaded capacitors P N 15117 Leadless capacitors P N SCC330P All Lectrosonics lavaliere mics are already bypassed and do not n...

Page 18: ...clicking on an item in the Help Menu Note If Wireless Designer is already installed you must uninstall it before attempting to install a new copy Firmware Update Instructions Firmware updates are made with a file downloaded from the web site and the DBu connected via USB The USB port on the transmitter requires a micro B male plug on the connecting cable The other end of the cable would normally b...

Page 19: ...ndicators Dual bicolor LEDs indicate modulation of 20 10 0 and 10 dB referenced to full modulation LCD bar graph Controls Top panel toggle switch programmable as power mute talkback or none off function Control panel membrane switches with LCD interface for power on off and all setup and configuration controls Audio Input Jack Switchcraft 5 pin locking TA5F Antenna Galvanized steel flexible wire B...

Page 20: ...2 Receiver output is disconnected cable is defective or miswired 3 Sound system or recorder input is turned down Distorted Sound 1 Transmitter gain audio level is too high Check Modulation LEDs on transmitter and receiver while distortion is being heard 2 Receiver output level may be mismatched with the sound system or recorder input Adjust output level on receiver to the correct level for the rec...

Page 21: ...rial number of the equipment We also need a phone number where you can be reached 8 A M to 4 P M U S Mountain Standard Time B After receiving your request we will issue you a return authorization number R A This number will help speed your repair through our receiving and repair departments The return authorization number must be clearly shown on the outside of the shipping container C Pack the eq...

Page 22: ...ndertegnede Lectrosonics erklærer herved at følgende udstyr radio mikrofon overholder de væsentlige krav og øvrige relevante krav i Direktiv 2014 53 EU DEUTSCHE Hiermit erklärt Lectrosonics dass sich dieser diese dieses funkmikrofon in Übereinstimmung mit den grundlegenden Anforderungen und den anderen relevanten Vorschriften der Richt linie 2014 53 EU befindet BMWi Hiermit erklärt Lectrosonics di...

Page 23: ...Digital Belt Pack Transmitter Rio Rancho NM 23 ...

Page 24: ...sonics 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...