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NOMENCLATURE

Power Switch

Press this switch to turn power on.  To turn power

off, press this switch again. Power Indicator lights
when the power is switched on.

Power Indicator

Tuner Receptacle

Insert an optional tuner module WTU-770 or WTU-

771.

Volume Control

Adjusts the output volume.

Reception  Indicator

Lights when the tuner receives the  RF signal.

Level Indicator

Lights in proportion to the intensity of input into a

wireless microphone.

Frequency Label

Attach the label (supplied with the WTU-770 and
WTU-771)to the  unit.

Blank Panel

Antenna Connector

(BNC, 75 

    , 

 Phantom Power Ouptut : 9V DC)

Connects to an optional wireless antenna, and
supplies DC power to the YW-620  having a built-in
booster amplifier.

Audio Output XLR Connector

( – 6 0 dBV, Output Impedance : 600  , Balanced)
Provides individual outputs of built-in tuner
modules.

Mixing Output

Line Output : 0 dBV, Output Impedance : 10 k

 ,

Unbalanced

Mic output : – 6 0 dBV, output impedance : 600

 ,

Unbalanced
Mixes built-in tuner module outputs.

Mixing Output Level Selector

Switches mixing output levels.

Line Output : Connects to the line (AUX) input

terminal of connected component.

Mic Output : Connects to the mic input terminal of

connected component.

DC IN (12V DC)

Power input terminal for external DC power supply.

AC Inlet (3 pins)

Power input terminal for AC power supply. Use the

supplied power cord.

[Rear Panel]

[Front Panel]

–3–

Содержание WT-770

Страница 1: ...UNER OPERATING INSTRUCTIONS WT 770 Please follow the instructions in this manual to obtain the optimum results from this unit We also recommend that you keep this manual handy for future reference TOA Corporation ...

Страница 2: ...0V AC 50 Hz When using a component rack avoid installing the unit above heat generating equipment such as a power amplifier To avoid severe electrical shocks and possible catastrophic damage never open the unit nor touch its internal components To clean the unit s exterior wipe with a soft dry cloth Never use benzine thinner or other solvents which may damage the painted parts of the unit FEATURES...

Страница 3: ... Ouptut 9V DC Connects to an optional wireless antenna and supplies DC power to the YW 620 having a built in booster amplifier Audio Output XLR Connector 60 dBV Output Impedance 600 Balanced Provides individual outputs of built in tuner modules Mixing Output Line Output 0 dBV Output Impedance 10 k Unbalanced Mic output 60 dBV output impedance 600 Unbalanced Mixes built in tuner module outputs Mixi...

Страница 4: ...to the assigned space After the frequency label has been attached make sure to attach a color identification label on it Color Identification Label Attach one of the supplied labels of different colors to the tuner s panel Both the tuner and its corresponding hand held microphone have to be marked with the same color for easy association with their frequencies 2 Installation Expansion The tuner mo...

Страница 5: ...level This is not needed if the indicator lights red only occasionally If the microphone is equipped with a sensitivity control adjust the control so that the level indicator lights yellow when spoken loud CONNECTIONS When using with the 900 series amplifiers connect the output of WT 770 with the following modules of 900 series Wall mount dipole Mobile wireless Whip wireless wireless antenna anten...

Страница 6: ...ting kit is required for rack mounting Remove rubber supporters from the equipment 1 Mounting one unit in a rack Optional mounting kits MB 14 and BK 014B are to be used 2 Mounting two units in a rack Optional mounting kits MB 14 and J 700 are to be used Flat head screw M3X6 included in J 700 Fiber washer Supplied with the MB 14 3X16 tapping screw Supplied with the MB 14 Mounting screw Supplied wit...

Страница 7: ...gned as to be actuated and output a signal only when the received RF carrier contains a very exact pre determined tone frequency component Therefore disturbing radio signals are rejected and the speaker can be kept completely quiet when the wireless microphone s power switch is set to OFF ensuring reliable use in every application 2 Frequency Indicators Component frequency ratings are expressed in...

Страница 8: ...ensitivity Squelch Sensitivity Frequency Response Residual Noise 169 445 MHz 171 905 MHz FCC Part 90 USA 174 250 MHz 215 250 MHz FCC Part 74 USA D O C CANADA 173 8 MHz 175 0 MHz MPT1345 UK 202 1 MHz 203 7 MHz DOC 60 AUSTRALIA Under 20 dBµV S N 75 dB Deviation 15 kHz S N 80 dB Deviation 40 kHz Approx 14 dBµV 100 Hz 12 kHz 2dB Less than 30µ V 8µ V A weight Overall System Performance WT 770 WTU 770 W...

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