Lectrosonics LR Instruction Manual
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Lectrosonics LR Instruction Manual

Compact wireless receiver
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LR
Compact Wireless Receiver

Digital Hybrid Wireless

US Patent 7,225,135
Fill in for your records:
Serial Number:
Purchase Date:
®
Quick Start Summary
1) Install receiver batteries (p.8).
2) Select frequency step size in the receiver (p.12).
3) Select the compatibility mode in the receiver (p.12).
4) Find a clear operating frequency (p.12,13).
5) Set up transmitter to match receiver (p.14).
6) Adjust transmitter input gain (p.14).
7) Adjust receiver audio output level for the connected
device (p.15).
INSTRUCTION MANUAL
Rio Rancho, NM, USA
www.lectrosonics.com

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Summary of Contents for Lectrosonics LR

  • Page 1: Digital Hybrid Wireless

    5) Set up transmitter to match receiver (p.14). 6) Adjust transmitter input gain (p.14). 7) Adjust receiver audio output level for the connected device (p.15). Digital Hybrid Wireless ® US Patent 7,225,135 Fill in for your records: Serial Number: Purchase Date: Rio Rancho, NM, USA www.lectrosonics.com...
  • Page 2 LECTROSONICS, INC.

  • Page 3: Table Of Contents

    • Connect the equipment into an outlet on a circuit different from that which the receiver is connected • Consult the dealer or an experienced radio/TV technician for help Changes or modifications to this equipment not expressly approved by Lectrosonics, Inc. could void the user’s authority to operate it. Rio Rancho, NM...

  • Page 4: Introduction

    The use of two filters significantly increas- es the depth of filtering while preserving sharp skirts, The LR receiver tunes across a range of over 76 MHz. constant group delay, and wide bandwidth. Though This tuning range covers three standard Lectrosonics expensive, this special type of filter allows primary frequency blocks.

  • Page 5: Smartsquelch

    Compact Portable Receiver SmartSquelch Smart Noise Reduction (SmartNR ™ ™ A DSP-based algorithm named SmartSquelch optimiz- Note: The SmartNR setting is user selectable es the receiver performance in very weak signal condi- only in the Digital Hybrid compatibility mode. In tions.

  • Page 6: Panels And Features

    USB Port CAN ICES-3 (B)/NMB-3(B) Model: LR-XX Made in the USA Serial No. XXXXX Frequency block XXX (XXX.X - XXX.X MHz) This device complies with part 15 of the FCC rules. Operation is subject to the condition that this device does not cause harmful interference.

  • Page 7: Keypad And Lcd Interface

    Compact Portable Receiver Keypad and LCD Interface Battery Status and RF Link LED Indicators Alkaline, lithium or rechargeable batteries can be used to power the receiver. For accurate battery status indi- cations, select the type of batteries you will be using in the menu.

  • Page 8: Lcd Main Window

    Audio level This bar graph indicates the level of the audio entering the transmitter. The “0” at the right side of the graph indicates full modulation and the onset of limiting. LECTROSONICS, INC.

  • Page 9: Navigating The Menus

    A 25.6 MHz band of frequencies, referred to as a Block number Block, came about with the design of the first fre- quency tunable Lectrosonics wireless products. These products provided two 16-position rotary switches to select frequencies as shown in the illustration below. A logical method of identifying the switch positions was using 16 character hexadecimal numbering.

  • Page 10: Lcd Menu Tree

    LCD backlight duration 5 Minutes LCD Mode Use arrow keys to select Wht on Blk LCD Mode BACK Blk on Wht LCD mode Retore Factory Use arrow keys to accept or reject Default default settings BACK restoration of default settings LECTROSONICS, INC.

  • Page 11: Menu Item Descriptions

    MENU/SEL to select the function or open a setup screen. Selects the compatibility mode for use with a wide vari- ety of Lectrosonics and other brands of transmitters. Resume Returns to the previous screen and settings.

  • Page 12: System Setup Procedures

    System Setup Procedures Mode 3 is a special compatibility mode for use with an- other brand of wireless. Contact the factory for details. 200 Series works with legacy Lectrosonics models Summary of Steps such as all UM200, UH200 and UT200 Series trans- 1) Install receiver batteries and select the battery mitters.
  • Page 13 After scrolling the marker to a spot in the clear spec- trum in the display, press BACK to open a menu with If you are not using a Lectrosonics transmitter with an three options. IR port, simply return to the Main Window and observe the frequency that was chosen by Smart Tune.
  • Page 14 Lectrosonics transmitters with IR Sync: 4) Use the arrow buttons to adjust the gain On the LR receiver, navigate to IR Sync on the menu until the –10 dB glows green and the –20 dB LED and press the MENU/SEL button. Hold the transmitter...

  • Page 15: Firmware Update

    The receiver can be mounted horizontally and swivel- ing antennas can be adjusted to keep the whips in a 1) Navigate to Audio Level in the LR receiver menu vertical orientation, as shown in Fig. 2. and press MENU/SEL to enter the setup screen.

  • Page 16: Accessories

    Accessories MCLRTRS AMJ(xx) Rev. A Audio cable; LR output; TA3F to 3.5 mm TRS male; 20 Whip antenna; swiveling. Specify frequency block. inch length. Wired for mono output (tip and ring are combined). AMM(xx) Whip antenna; straight. Specify frequency block.

  • Page 17: Specifications

    • Lectrosonics 300 IF Frequencies: 243.950 MHz and 250.000 kHz • Lectrosonics IFB Frequency stability: ±0.001 % • Non-Lectrosonics mode 3 • Non-Lectrosonics mode 6 Front end bandwidth: 20 MHz @ -3 dB • Non-Lectrosonics mode 7 Sensitivity: (contact the factory for details) 20 dB SINAD: 1.0 uV (-107 dBm), A weighted...

  • Page 18: Service And Repair

    There are no adjustments inside that will make a malfunctioning unit start working. 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 mod- est flat rate plus parts and shipping.
  • Page 19 Compact Portable Receiver Rio Rancho, NM...

  • Page 20: Limited One Year Warranty

    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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