Toa WT-4820 User manual

HIGHLIGHTS
Modular Dual ChannelWireless Microphone Receiver
Compact—UptoTwoWirelessChannelsina Half-RackSpace
Two Module Slots forWTU-4800 Diversity Receiver Modules
Sixteen Channel Frequency-Agile,UHF Band (692 - 722 MHz)
Up to Sixteen Simultaneous Channels in Only Four Rack Spaces!
Two Detachable Antennas and Power Supply Included
Front Panel:
Individual OutputVolume Control for Each Channel
Frequency Adjustment Access
Antenna A/B and Peak LED’s
Rear Panel:
Individual Channel Outputs plus Mix Output
Antenna OutputsWith Support for Optional Remote Powered Antenna
Mixing Input for Audio Output of SecondWT-4820 or Other Source
Antenna Cascade Output for LinkingTwo WT-4820 Units
FCC and UL Listed
FiveYearWarranty
PRODUCTS & ACCESSORIES
WTU-4800 Wireless Receiver Module (minimum one required)
WM-4210 Wireless Dynamic Handheld Microphone
WM-4220 Wireless Condenser Handheld Microphone
WM-4310 Wireless Lapel Microphone with Bodypack
WM-4310-OMNI Wireless Omnidirectional Lapel Microphone with Bodypack
WM-4310A Headset Microphone with Bodypack for Aerobics/Fitness
WM-4310H Wireless Headset Microphone with Bodypack
WM-4310B Wireless Bodypack
WD-4800 Antenna Distributor
YW-4500 Remote Antenna
MB-WT3 Rack-mount Kit (for 1 WT-4820 unit) (1U)
MB-WT4 Rack-mount Kit (for 2 WT-4820 units) (1U)
SYSTEMS
WT-4820-H (1) WT-4820,(1) WTU-4800, (1) WM-4220,(1) MB-WT3
WT-4820-L (1) WT-4820,(1) WTU-4800, (1) WM-4310,(1) MB-WT3
WT-4820-2H (1) WT-4820,(2) WTU-4800, (2) WM-4220,(1) MB-WT3
WT-4820-2L (1) WT-4820,(2) WTU-4800, (2) WM-4310,(1) MB-WT3
WT-4820-HL (1) WT-4820,(2) WTU-4800, (1) WM-4220,(1) WM-4310, (1) MB-WT3
WT-4820
MODULAR DUAL
CHANNEL WIRELESS
MICROPHONE RECEIVER
THETOAWT-4820 MODULAR DUAL CHANNEL
WIRELESS RECEIVER combines cutting-edge
wireless technology with user benefits such as
fast setup,simple operation,and reliable per-
formance. TheWT-4820 accepts up to two
WTU-4800 Diversity Modules with sixteen user-
selectable channels in the uncrowded UHF
band (692 - 722 MHz) with simultaneous opera-
tion of up to sixteen channels.
Features include individual channel outputs,
mix output and antenna cascade for sharing
antennas between two units. A convenient
Mix-in jack allows the connection of the audio
output of a secondWT-4820 or other source.
Handheld transmitters include theWM-4210
Dynamicforvocalsand theWM-4220 Condenser
for speech. Bodypack transmitters include the
WM-4310 Lapel,WM-4310A Aerobics/Fitness
Headset and theWM-4310H Speech Headset.
All transmitters offer ten hours of operation
from one nine volt battery with low battery
indication. The bodypack transmitters also
have a recessed on/off switch to prevent acci-
dental shut-off and a rotatable bodypack clip
for versatile mounting.
AllTOA wireless systems are FCC and UL listed
and are backed by a five year warranty.
APPLICATIONS
A/V Rentals
Auditoriums /Theatres
Bars / Lounges / Nightclubs
Bingo Halls
Boardrooms
Community Centers
Conference Facilities
Educational Facilities
Fitness Clubs / Gymnasiums
Hotels / Hospitality
Houses ofWorship
Presenters
Restaurants
Schools
Theatres
Theme Parks
Training Rooms

LiteratureOrder#:L-WT-4820
Specificationssubjecttochangewithoutnotice.
©2004TOAElectronics,Inc.
SYSTEM CONNECTION EXAMPLE
1st WT-4820 unit
2nd WT-4820 unit
Four Microphones
Whip
antenna
Wall-mounted
wireless antenna
YW-4500
(optional)
or
AC-DC adapter
Whip
antenna
Wall-mounted
wireless antenna
YW-4500
(optional)
or
AC-DC adapter Power Ampli ier Speaker
ModelNo. WT-4820
PowerRequirement 12-18VDC
PowerConsumption 250mA(12VDCwhenoperatingwithtwo
tunermodules)
ReceivingFrequency 690-870MHz,UHF
ChannelSelectable 16Channels
MixingInput -20dB,10kΩ,unbalanced,phonejack
AntennaInput 75Ω,BNC,9VDC,30mA
(phantompoweringforoptionalYW-4500
dipoleantenna)
AntennaOutput 75Ω,BNC(Gain0dB)
Indicator ANTA/B,Audio(peak),Power
AudioOutput Mixing/Channel1(selectable):
-20dB(+6dBMax.),600Ω,unbalanced,
phonejack
-14dB(+12dBMax.),600Ω,balanced,
XLR-3-31typeconnecter
Channel2: -20dB(+6dBMax.),unbalanced,
600Ω,phonejack
S/NRatio Over102dB(A-weighted,balancedoutput)
HarmonicDistortion Under1%
FrequencyResponse 50-18,000Hz,+/-3dB
OperatingTemperature 14ºFto122ºF(-10ºCto+50ºC)
Finish ABSresin,black
Dimensions(WxHxD) 8.4"x1.8"x7.2"
(210x44x181mm)
Weight(withoutmodule) 1.7lbs.(0.8kg)
Accessories(included) Rodantenna: 2,Rubberfeet: 4
OptionalMounting MB-WT3(foroneWT-4820)
Brackets MB-WT4(fortwoWT-4820)
TOA Electronics, Inc.
601 Gateway Boulevard
Suite 300
South San Francisco,CA 94080
Tel:[phone] Fax:[phone]
www.toaelectronics.com
TOA Canada Corp.
Tel:[phone] Fax:[phone]
SPECIFICATIONS
WT-4820
MODULAR DUAL
CHANNEL WIRELESS
MICROPHONE RECEIVER
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