Lectrosonics LMb Instruction manual

Manual is about: Featuring Digital Hybrid Wireless Technology Synthesized UHF Belt-Pack Transmitter

Summary of LMb

  • Page 1

    Lmb synthesized uhf belt-pack transmitter featuring digital hybrid wireless ® technology us patent 7,225,135 instruction manual rio rancho, nm, usa www.Lectrosonics.Com fill in for your records: serial number: purchase date: quick start steps 1) install good batteries and turn power on (see pages 5 ...

  • Page 2

    Lmb lectrosonics, inc. 2 consumer alert for us users - fcc order da 10-92 most users do not need a license to operate this wireless microphone system. Nevertheless, operating this micro- phone system without a license is subject to certain restrictions: the system may not cause harmful interference;...

  • Page 3

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 3 introduction the design of the lmb transmitter delivers the ad- vanced technology and features of digital hybrid wire- less ® in a lectrosonics belt-pack transmitter at a modest cost. Digital hybrid wireless ® combines a 24-bit digital a...

  • Page 4

    Lmb lectrosonics, inc. 4 filters (3) lmb transmitter keypad (2) aa batteries oscillator oscillator i2s i2s voltage controlled oscillator final amplifier driver bicolor modulation leds control micro clock pll ref encoded audio and pilot tone buffer amp and filter phase locked loop dsp cloc k switchin...

  • Page 5

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 5 battery installation the transmitter is powered by two aa batteries. We recommend using alkaline, lithium, or rechargeable batteries for longest life. Standard zinc-carbon batteries marked “heavy-duty” or “long-lasting” are not adequate....

  • Page 6

    Lmb lectrosonics, inc. 6 fccid:dbzlmbc1 lectrosonics, inc. Made in u.S.A. Ic: 8024a-lmbc1 614.4 - 691.1 mhz model: lmbc1 s/n xxxxx ir 5 623.400 -40 -20 0 a ir port -2 0 -1 0 ba t operating instructions battery status led indicators alkaline, lithium or rechargeable batteries can be used to power the...

  • Page 7

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 7 powering on in standby mode a brief press of the power button , releasing it before the counter has reached 3, will turn the unit on with the rf output turned off. In this standby mode the menus can be browsed to make settings and adjust...

  • Page 8

    Lmb lectrosonics, inc. 8 selecting programmable switch functions the programmable switch on the top panel can be con- figured using the menu to provide several functions: • power - turns the power on and off • mute - mutes the audio when switched on • talkbk (talkback) - redirects the audio to a dif...

  • Page 9

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 9 selecting the compatibility (compat) mode when used with a lectrosonics digital hybrid wireless ® receiver, the best audio quality will be achieved with the system set to the hybrid compatibility mode. Compat hybrid gain freq. Progsw com...

  • Page 10

    Lmb lectrosonics, inc. 10 selecting step size this menu item allows frequencies to be selected in either 100 khz or 25 khz increments. Compat stepsize phase locked stepsiz 100 khz 25 khz stepsiz 100 khz 25 khz if the desired frequency ends in .025, .050 or .075 mhz, the 25 khz step size must be sele...

  • Page 11

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 11 about overlapping frequency blocks when two frequency blocks overlap, it is possible to select the same frequency at the upper end of one and the lower end of the other. While the frequency will be the same, the pilot tones will be diff...

  • Page 12

    Lmb lectrosonics, inc. 12 the wiring diagrams included in this section represent the basic wiring necessary for the most common types of microphones and other audio inputs. Some micro- phones may require extra jumpers or a slight variation on the diagrams shown. It is virtually impossible to keep co...

  • Page 13

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 13 note: this termination is intended for uhf transmitters only. Vhf transmitters with 5-pin jacks require a different termination. Lectrosonics lavaliere microphones are terminated for compatibility with vhf and uhf transmitters, which is...

  • Page 14

    Lmb lectrosonics, inc. 14 compatible wiring for both servo bias inputs and earlier transmitters: simple wiring for servo bias inputs only: input jack wiring for different sources in addition to the microphone and line level wiring illus- trated below, lectrosonics makes a number of cables and adapte...

  • Page 15

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 15 microphone rf bypassing when used on a wireless transmitter, the microphone element is in the proximity of the rf coming from the transmitter. The nature of electret microphones makes them sensitive to rf, which can cause problems with ...

  • Page 16

    Lmb lectrosonics, inc. 16 accessories p/n 26526 wire belt clip m152/5p 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 us with very high output pickups; straight 1/4” ...

  • Page 17

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 17 troubleshooting symptom: possible cause: transmitter battery led off 1. Batteries are inserted incorrectly. When power switch “on” 2. Batteries are low or dead. No transmitter modulation leds 1. Gain control turned all the way down. Whe...

  • Page 18

    Lmb lectrosonics, inc. 18 operating frequencies: block a1: 470.100 - 537.575 block b1: 537.600 - 614.375 block c1: 614.400 - 691.175 block d1: 691.200 - 767.975 (export only) frequency selection steps: selectable; 100 khz or 25 khz rf power output: 50 mw pilot tone: 25 to 32 khz; 5 khz deviation (di...

  • Page 19

    Digital hybrid wireless belt-pack transmitter rio rancho, nm 19 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 th...

  • Page 20: Limited One Year Warranty

    581 laser road ne • rio rancho, nm 87124 usa • www.Lectrosonics.Com (505) 892-4501 • (800) 821-1121 • fax (505) 892-6243 • sales@lectrosonics.Com 11 november 2014 lmbman.Indd limited one year warranty the equipment is warranted for one year from date of purchase against defects in materials or workm...