INSTRUCTION MANUAL LR Compact Wireless Receiver Digital Hybrid Wireless® US Patent 7,225,135 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).
LR 2 LECTROSONICS, INC.
Compact Portable Receiver Table of Contents Introduction..............................................................................................................................................................................................4 Three Block Tuning Range.................................................................................................................................................................4 RF Front-End with Tracking Filter...........................................
LR Introduction IF Amplifiers and SAW Filters Three Block Tuning Range The LR receiver tunes across a range of over 76 MHz. This tuning range covers three standard Lectrosonics frequency blocks. See page 9 for more information. TUNING RANGE BLOCK BLOCK BLOCK Three tuning ranges are available covering standard blocks as follows: Band Blocks Covered Freq. (MHz) A1 470, 19, 20 470.1 - 537.5 B1 21, 22 23 537.6 - 614.3 C1 24, 25, 26 614.4 - 691.
Compact Portable Receiver SmartSquelch™ A DSP-based algorithm named SmartSquelchTM optimizes the receiver performance in very weak signal conditions. The RF level and supersonic noise in the audio are continuously monitored to determine the appropriate noise reduction needed and the point at which squelch (complete muting of the audio) is necessary.
LR Panels and Features Three-Pin TA3 Male 1) Chassis ground (cable shield) 2 2) Positive polarity termianl for balanced audio circuits (aka “hot”) 3 1 3) Negative polarity terminal for balanced circuits (aka “cold”) IR PORT IR (infrared) Port AUDIO OUT Balanced Audio Output Antenna Inputs Belt clip mounting hole 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.
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 indications, select the type of batteries you will be using in the menu. Transmitter signal received RF signal strength Battery status LED RF LINK LED Glows blue when a valid RF signal is being received. BATT LED Glows green when the batteries are good.
LR LCD Main Window RF level Audio level Diversity activity Pilot tone Transmitter battery elapsed time Frequency in MHz Frequency band in use Frequency in hex code Installing Batteries Power is provided by two AA batteries. Alkaline, lithium or NiMH types can be used. The batteries are connected in series by a plate in the battery door. Full modulation RF level The triangle graphic corresponds to the scale on the left side of the display.
Compact Portable Receiver Navigating the Menus Menu setup items are arranged in a vertical list on the LCD. Press MENU/SEL to enter the menu, then navigate with the UP and DOWN arrows to highlight the desired setup item. Press MENU/SEL to enter the setup screen for that item. Refer to the menu map on the following page. Press MENU/ SEL to enter the menu Press the UP and DOWN arrows to navigate and highlight the desired menu item Press BACK to return to the previous screen About Frequency Blocks A 25.
LR LCD Menu Tree The menus presented on the LCD are arranged in a straightforward manner, with those that are likely to be used more often located at the top of the tree. Smart Tune B1 B1 NA 23 NA Frequency Frequency SEL BACK IR Sync IR Sync SEL Press BACK RF Scan Press SEL to stop scanning, SEL select WideView, ZoomView BACK or resume scanning 21 22 23 Use arrow keys to select desired scanning range Block 21 B1 B1 555.
Compact Portable Receiver Menu Item Descriptions Smart Tune An automatic scanning function that identifies a usable frequency and sets the receiver on it. After the scan is complete, an option will appear to transfer the settings to an IR enabled transmitter. The receiver will remain set on the newly discovered frequency whether or not the IR transfer option was used. Frequency Allows manual selection of the operating frequency.
LR The Power Menu Pressing the power button opens a menu with several options. Use the UP and DOWN arrows to select the option and press MENU/SEL to select the function or open a setup screen. Resume Returns to the previous screen and settings. Power Off Turns the power off. LockUnlock Opens a setup screen with options to Lock or Unlock the buttons. AutoOn? Allows the unit to automatically turn back on after a power failure or when fresh batteries are installed (works in the operating mode only).
Compact Portable Receiver and UT300. EU Dig. Hybrid works with Lectrosonics European Digital Hybrid transmitters with model numbers that end in “/E01.” For example, the SMDB/E01 transmitter is in this group. Cursor scrolls across screen during scanning JA Dig. Hybrid works with Lectrosonics Japanese Digital Hybrid transmitters.
LR Press the MENU/SEL button to pause the scan. Use the UP and DOWN buttons to scroll the marker through the graphical image. Press MENU/SEL to increase the resolution while scrolling. Use arrow buttons to scroll marker Press MENU/SEL to increase the resolution in scrolling. Press MENU/SEL to zoom in on the image. Scroll using the buttons as described above.
Compact Portable Receiver 3) Prepare the signal source. Position a microphone the way it will be used in actual operation and have the user speak or sing at the loudest level that will occur during use, or set the output level of the instrument or audio device to the maximum level that will be used. 4) Use the and arrow buttons to adjust the gain until the –10 dB glows green and the –20 dB LED starts to flicker red during the loudest peaks in the audio.
LR 3) Navigate to Frequency on the menu and press MENU/SEL to enter the setup screen. Once a tuning group is active, the group’s name is displayed in the Frequency setup screen. The selected frequency number is displayed next to the Group name 4) Hold down MENU/SEL and press the UP and DOWN arrows to select the desired frequency number (32 are available). If the desired number is blinking, press the power button to enable it. Press the power button again to disable it.
Compact Portable Receiver Accessories MCSRTRS Audio cable; dual LR output; two TA3F to one 3.5 mm male TRS; 11 inch length. MCLRTRS Audio cable; LR output; TA3F to 3.5 mm TRS male; 20 inch length. Wired for mono output (tip and ring are combined). AMJ(xx) Rev. A Whip antenna; swiveling. Specify frequency block (see chart below). AMM(xx) Whip antenna; straight. Specify frequency block (see chart below). About Whip Antenna Frequencies: Frequencies for whip antennas are specified by the block number.
LR Firmware Update To place the LR Reciever in update mode, press both the UP and DOWN arrow while simultaously pressing the POWER button. Then download a utility program and file from the website and run the program on a Windows operating system with the transmitter connected to a computer via the USB port. Go to www.lectrosonics.com/US. In the top menu, hover the mouse over Support, and click on Firmware. Choose your product (L-Series Firmware), then choose LR Firmware Update.
Compact Portable Receiver Step 3: Step 7: Refer to Step 1 to return to Firmware web page. Download Firmware Update and save to a local file on your PC for easy locating when updating. In Lectrosonics USB Firmware Updater, choose the detected device, browse to local Firmware File and click Start. NOTE: It may take up to a minute or so for the Updater to recognize the transmitter. WARNING: Do not disrupt the microUSB cable during updating. The Updater alerts with progress and completion.
LR Specifications Operating Frequencies: Tuning range A1: 470.100 - 537.575 MHz Tuning range B1: 537.600 - 614.375 MHz* Tuning range C1: 614.400 - 691.175 MHz *North American transmitter models exclude the radio astronomy frequency allocation from 608 to 614 MHz. Frequency selection steps: Selectable; 100 kHz or 25 kHz Receiver Type: Dual conversion, superheterodyne IF Frequencies: 243.950 MHz and 250.000 kHz Frequency stability: ±0.001 % Front end bandwidth: 20 MHz @ -3 dB Sensitivity: 20 dB SINAD: 1.
Compact Portable Receiver Service and Repair If your system malfunctions, you should attempt to correct or isolate the trouble before concluding that the equipment needs repair. Make sure you have followed the setup procedure and operating instructions. Check the interconnecting cables. 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.
LR 22 LECTROSONICS, INC.
Compact Portable Receiver Rio Rancho, NM 23
LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or workmanship provided it was purchased from an authorized dealer. This warranty does not cover equipment which has been abused or damaged by careless handling or shipping. 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.