Lectrosonics UM250c User Manual

UM2 50C FREQUENCY-AGILE UHF BELT-PACK TRANSMITTER OPERATING INSTRUCTIONS Rio Rancho, NM www.lectrosonics.com

UM250C 5-PIN INPUT JACK WIRING The wiring diagrams shown on the next page represent the basic wiring necessary for the most common types of mic

UHF Belt-Pack Transmitter The best RF protection is accomplished by installing RF 2 WIRE MIC 3 WIRE MIC bypass capacitors at the mic capsule. I

UM250C TROUBLESHOOTING Before going through the following chart, be sure that you have a good battery in the transmitter. It is import

UHF Belt-Pack Transmitter SERVICE AND REPAIR If your system malfunctions, you should attempt to correct or isolate the trouble before con

UM250C SPECIFICATIONS AND FEATURES Operating frequencies: 537.600 to 607.900 MHz 614.100 to 767.900 MHz Frequency selection: 256 frequencies in 100

UHF Belt-Pack Transmitter Rio Rancho, NM – USA 15

LIMITED ONE YEAR WARRANTY LIMITED ONE YEAR WARRANTY The equipment is warranted for one year from date of purchase against defects in materials or

UM250C 2

UHF Belt-Pack Transmitter INTRODUCTION Thank you for selecting the Lectrosonics UM250C frequency agile, belt-pack transmitter. The UM

UM250C GENERAL TECHNICAL DESCRIPTION GENERAL The 200 series uses 75kHz wide deviation for an ex-tremely high signal to noise ratio.

UHF Belt-Pack Transmitter signal following the microphone preamp, just after the compandor, to control the audio output muting of the receiver

UM250C Low Frequency Roll-Off Adjustment (Under Cap) Batter y Compartment Frequency Select Switches INPUT JACK The input on the UM250C acco

UHF Belt-Pack Transmitter OFF Switch ANTENNA The flexible wire antenna supplied with the transmitter is cut to 1/4 wavelength of the center of

UM250C OPERATING INSTRUCTIONS 1) Install a fresh battery according to the instructions above. 2) Insert the microphone plug

UHF Belt-Pack Transmitter MICROPHONE CORD TERMINATION 1 2 3 45 VIEW FROM SOLDER SIDE OF PINS 0.3" 0.15" Heatshrink Tubing TA5F Connector A