Lectrosonics DBa Instruction Manual

Digital belt pack transmitter

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

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Summary of Contents for Lectrosonics DBa

  • Page 1 INSTRUCTION MANUAL Digital Belt Pack Transmitter Fill in for your records: Serial Number: Purchase Date: Rio Rancho, NM, USA www.lectrosonics.com...
  • Page 2 TV bands, a radio licence is required. For further details, consult Innovation, Science and Economic Development Canada’s document Client Procedures Circular CPC-2-1-28, Voluntary Licensing of Licence-Exempt Low-Power Radio Apparatus in the TV Bands. LECTROSONICS, INC.
  • Page 3: Table Of Contents

    Encryption Key and Settings Transfer ....... 12 Accessories ................. 13 5-Pin Input Jack Wiring ............14 Microphone Cable Termination for Non-Lectrosonics Microphones ......15 Input Jack Wiring for Different Sources ......16 Compatible Wiring for Both Servo Bias Inputs and Earlier Transmitters: ............ 16 Simple Wiring for Servo Bias Inputs ONLY: ......
  • Page 4: Introduction

    A completely new digital architecture was developed Servo Bias Input and Wiring for the DSW wireless system, which includes the DBa Transmitter. Extended operating range rivals the best The DBA input preamp is a unique design that delivers analog and Digital Hybrid Wireless systems, with ®...
  • Page 5 Digital Hybrid Wireless Belt-Pack Transmitter DBa Block Diagram DBu Transmitter Servo Bias Bias Voltage Supply 0, 2 or 4V D-A Convert- Input Converter I + Q Jack pass Baseband HI/Lo Audio Signals filters Input Pass Preamp Filter Gain (2) AA...
  • Page 6: Battery Installation

    BatTime function to determine remaining runtime. Refer to the Main Menu and Setup Section for details. LECTROSONICS, INC.
  • Page 7: Belt Clips

    Digital Hybrid Wireless Belt-Pack Transmitter Operating Instructions Modulation Programmable Full access to all settings is provided through the key- Indicators* Function Switch pad and LCD. The transmitter can also be configured as a “one button” device by locking the ability to make Antenna changes with the keypad, and configuring the top panel Audio...
  • Page 8: Powering On In Operating Mode

    NOTE: If the programmable switch is in the OFF position, power can still be turned on with the power button. If the programmable switch is then turned on, a brief message will appear on the LCD. LECTROSONICS, INC.
  • Page 9: Lcd Menu Map

    Digital Hybrid Wireless Belt-Pack Transmitter LCD Menu Map Use arrow buttons Gain to select value NOTE: The settings will Gain BACK be stored when the BACK Level meter at bottom of screen button is pressed. Press MENU/SEL to highlight MHz or kHz Freq.
  • Page 10: Main Menu And Setup Screen Details

    Main Window will blink 5) Once the audio gain has been set, the signal can the word MUTE when be sent through the sound system for overall level the audio is muted MUTE adjustments, monitor settings, etc. 470.100 <–MUTE–> LECTROSONICS, INC.
  • Page 11: Selecting Frequency

    Digital Hybrid Wireless Belt-Pack Transmitter Selecting Audio Polarity (Phase) 6) If the audio output level of the receiver is too high or low, use only the controls on the receiver to make Audio polarity can be inverted at the transmitter so the adjustments.
  • Page 12: Locking/Unlocking Changes To Settings

    The encryption key can be erased with this setup The interface cable, P/N DRKEYCABLE, is used to screen. make this connection. Backlit WipeKey? About Default Wipekey NOTE: Reference the DSW System Instruction Manual for instructions on Encryption Key settings and software. LECTROSONICS, INC.
  • Page 13: Accessories

    Digital Hybrid Wireless Belt-Pack Transmitter Accessories P/N 26895 Wire belt clip BCSLEBN Spring-loaded belt clip DRKEYCABLE Encryption key and settings transfer cable; micro USB to 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;...
  • Page 14: 5-Pin Input Jack Wiring

    5) Solder the wires and resistors to the pins on the insert according to the diagrams shown in Wiring Hookups for Different Sources. A length of .065 OD clear tubing is included if you need to insulate the resistor leads or shield wire. LECTROSONICS, INC.
  • Page 15: Microphone Cable Termination For Non-Lectrosonics Microphones

    VHF transmitters with 5-pin shield jacks require a different termination. Lectrosonics lavaliere microphones are terminated for compatibility with VHF and UHF transmitters, which is different from what is shown here. Rio Rancho, NM...
  • Page 16: Input Jack Wiring For Different Sources

    In addition to the microphone and line level wiring hook- A lot of information regarding microphone wiring is also ups illustrated below, Lectrosonics makes a number of available in the FAQ section of the web site at: cables and adapters for other situations such as con- http://www.lectrosonics.com/faqdb...
  • Page 17: Microphone Rf Bypassing

    Line Level More Headroom Use 330 pF capacitors. Capacitors are available from (20 dB) 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 need any additional capacitors installed for proper operation.
  • Page 18: Firmware Update

    USB Device Driver is not installed on your system. USB port. Follow the TROUBLESHOOTING steps to fix the error. Go to www.lectrosonics.com/US. In the top menu, hover the mouse over Support, and click on Wireless Support. On the right-hand-side Wireless Support Menu, choose Wireless Downloads.
  • Page 19 Step 7: Refer to Step 1 to return to Firmware web page. Down- In Lectrosonics USB Firmware Updater, choose the load Firmware Update and save to a local file on your detected device, browse to local Firmware File and click PC for easy locating when updating.
  • Page 20: Troubleshooting

    Microphone RF Bypassing. Excessive Feedback (With Microphone) 1. Transmitter gain (audio level) too high. Check gain adjustment and/or reduce receiver output level. 2. Microphone too close to speaker system. 3. Microphone is too far from user’s mouth. LECTROSONICS, INC.
  • Page 21: Specifications And Features

    For body worn operation, this transmitter model has been tested and meets the FCC RF exposure guidelines when used with the Lectrosonics accessories supplied or designated for this product. Use of other accessories may not ensure compliance with FCC RF exposure guidelines. Contact Lectrosonics if you have any questions or need more information about RF exposure using this product..
  • Page 22: Service And Repair

    LECTROSONICS’ Service Department is equipped and staffed to quickly repair your equipment. In warranty repairs are made at no charge in accordance with the terms of the warranty. Out-of-warranty repairs are charged at a modest flat rate plus parts and shipping.
  • Page 23 Digital Hybrid Wireless Belt-Pack Transmitter Rio Rancho, NM...
  • Page 24 This warranty does not apply to used or demonstrator equipment. Should any defect develop, Lectrosonics, Inc. will, at our option, repair or replace any defective parts without charge for either parts or labor. If Lectrosonics, Inc. cannot correct the defect in your equipment, it will be replaced at no charge with a similar new item.

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