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Lectrosonics UM400 Instruction Manual

Other manuals for UM400: Operating Instructions Manual
Manual is about: Frequency-Agile UHF Belt-Pack Transmitter

Summary of UM400

  • Page 1

    Um400 frequency-agile uhf belt-pack transmitter instruction manual rio rancho, nm, usa www.Lectrosonics.Com fill in for your records: serial number: purchase date: featuring digital hybrid wireless ™ technology (us patent pending).

  • Page 2

    Um400 lectrosonics, inc..

  • Page 3

    Frequency-agile uhf belt-pack transmitter rio rancho, nm thank you for selecting the lectrosonics um400 fre- quency agile, belt-pack transmitter. The um400 com- bines over 80 years of engineering experience with the very latest components, in a design that addresses the most demanding professional a...

  • Page 4

    Um400 lectrosonics, inc..

  • Page 5

    Frequency-agile uhf belt-pack transmitter rio rancho, nm table of contents general technical description ..............................................................................................................................................................6 introduction .........................

  • Page 6

    Um400 lectrosonics, inc. Phase locked loop voltage controlled oscillator freq switches 11001001 a-d converter digital signal processor 11001001 d-a converter shunt limiter bicolor modulation leds microprocessor 9v battery switching power supply +3.3v +1.8v +9v -3v hi/lo pass filter audio encoded aud...

  • Page 7

    Frequency-agile uhf belt-pack transmitter rio rancho, nm no pre-emphasis/de-emphasis the signal to noise ratio of the 400 system is high enough to preclude the need for conventional pre-em- phasis (hf boost) in the transmitter and de-emphasis (hf roll off) in the receiver. Pre-emphasis and de-em- ph...

  • Page 8

    Um400 lectrosonics, inc. Input jack power on/off switch audio level control modulation leds antenna jack power led 1.6m 100k frequency select switches 0 1 2 3 4 5 6 7 8 9 a b c d e f 0 1 2 3 4 5 6 7 8 9 a b c d e f low frequency roll off control input jack the input on the um400 accommodates virtual...

  • Page 9

    Frequency-agile uhf belt-pack transmitter rio rancho, nm modulation leds the modulation leds provide a visual indication of the input audio signal level from the microphone. These two bicolor leds can glow either red or green to indi- cate modulation levels. Signal level -20 led -10 led less than -2...

  • Page 10

    Um400 lectrosonics, inc. 10 the transmitter is powered by a standard alkaline or lithium 9 volt battery. It is important that you use only an alka- line or lithium battery for longest life. Standard zinc- carbon batteries marked “heavy-duty” or “long-lasting” are not adequate. Ni-cad rechargeable ba...

  • Page 11

    Frequency-agile uhf belt-pack transmitter rio rancho, nm 11 attaching a microphone and adjusting gain 1) ensure the battery is in good condition. 2) insert the microphone plug into the input jack, align- ing the pins; be sure that the connector locks. 3) attach the antenna to the sma connector on th...

  • Page 12

    Um400 lectrosonics, inc. 1 caution: when wiring the connector, do not use the connector body for any electrical connections. A common mistake is to use the connector body as an audio ground. The connector body is already used as an rf ground on vhf models and no other use is permitted. Note: this te...

  • Page 13

    Frequency-agile uhf belt-pack transmitter rio rancho, nm 1 input jack wiring diagram the wiring diagrams shown on the next page 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 ...

  • Page 14

    Um400 lectrosonics, inc. 1 3 wire mic 2 wire mic capsule capsule shield audio shield audio bias alternate locations for bypass capacitors ta5f connector ta5f connector preferred locations for bypass capacitors pin 5 4 3 2 1 shield (gnd) audio normal hookup 1 2 3 4 5 ta5f plug pin 5 4 3 2 1 audio mor...

  • Page 15

    Frequency-agile uhf belt-pack transmitter rio rancho, nm 1 $9.!-)# -)# 0). 0). 3()%,$ 3()%,$ 4)0 0). 3,%%6% ,).% 2#! 0). 0). 3()%,$ !5$)/ 3()%,$ !5$)/ ")!3 0). 0/3)4)6% 0). 3()%,$ !5$)/ 3()%,$ ")!3 !5$)/ 4!& 0,5' 0/3)4)6% .%'!4)6% .%'!4)6% !5$)/ $ynamic manufacturers 4!& 0,5' 4!& 0,5' 4!& 0,5' 4!& 0...

  • Page 16

    Um400 lectrosonics, inc. 1 item replacement wire belt clip replacment whip antenna replacement parts and accessories uhf transmitter antenna specifications all lectrosonic uhf transmitter antennas follow the color code specifications in the chart below to identify operating frequency block range. (t...

  • Page 17

    Frequency-agile uhf belt-pack transmitter rio rancho, nm 1 before going through the following chart, be sure that you have a good battery in the transmitter. It is important that you follow these steps in the sequence listed. Symptom possible cause transmitter battery led off 1) battery is inserted ...

  • Page 18

    Um400 lectrosonics, inc. 1 operating frequencies: block 21: 537.600 - 563.100 block 22: 563.200 - 588.700 block 23: 588.800 - 607.900 and 614.100 - 614.300 block 24: 614.400 - 639.900 block 25: 640.000 - 665.500 block 26: 665.600 - 691.100 block 27: 691.200 - 716.700 block 28: 716.800 - 742.300 bloc...

  • Page 19

    Frequency-agile uhf belt-pack transmitter rio rancho, nm 1 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 int...

  • Page 20: Limited One Year Warranty

    January 24, 2007 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 limited one year warranty the equipment is warranted for one year from date of purchase against defects in materials or workmanship provi...