Comtek BST-50b Manual do Utilizador

SynthesizedBase StationTransmitterBST-50b OPERATOR’S MANUAL (72-76 MHz)357 West 2700 South • Salt Lake City, Utah 84115 • Phone: (800) 496-3

111213141610BST-50b REAR PANELLOCK OUT SWITCH: Disables the front panel “TUNING” switch,locking the transmitter on one frequency.DC INPUT JACK: Requi

Page 10FREQUENCY CHARTBST-50bCHANFREQ01020304050607080910111213141516171819202122232425262728293072.020 MHz72.040 MHz72.060 MHz72.080 MHz72.100 MHz72.

CHANNEL FREQUENCY01113145707572.020 MHz72.220 MHz72.720 MHz74.610 MHz75.620 MHz75.720 MHzGROUP ONECHANNEL FREQUENCY04093153698572.080 MHz72.180 MHz72.

Page 12Audio Inputs:Mic XLR, 600 ohm Balanced -40dBV (nominal)Line XLR, >10 k ohm Balanced 0dBV (nominal)Connectors:XLR-3 Female audio inputconnec

WARRANTY AND SERVICEWarrantyCOMTEK transmitters and receivers are warranted to be free from defects inworkmanship and material under normal stand-alon

The BST-50b is a high fidelity, professional quality, base stationtransmitter designed for assistive listening, languagetranslation, and remote monito

Equipment PlacementThe base station should be placed on top of an equipmentrack, control console table, or special shelf where the pull-outwhip antenn

Power RequirementsThe base station is designed to be powered by 12 volts DC. Apower adaptor is furnished for use with standard 110V AC.The on/off swi

d. Plug the adaptor into a standard AC outlet, andplug the power connector into the DC input jack of thetransmitter. Turn the display switch on the

Page 5AdjustmentsIn order to ensure the highest possible transmission fidelity,the transmitter must be modulating at least 50% with normalspeech (-3 d

Page 6Multiple Channel OperationSimultaneous operation with more than two channels requirescoordination of the frequencies that are used to avoid inte

Speech EQOn the back of the transmitter there is a switch labeled “EQ”. Withthis function enabled (switch up), the audio dynamics and frequencyrespons

DISPLAY SWITCH: This switch disables the digital display to conservecurrent when used with a battery.TONE SWITCH: Enables/disables the internal 400 H