*
1
May not included with the unit marketed in your country. In this case, prepare it locally. Please consult your
TOA dealer in advance for details of the adapter.
*
2
0 dB = 1 V
Note:
The design and specifications are subject to change without notice for improvement.
• Accessories
AC-DC adapter*
1
........................................ 1
Rod antenna ............................................... 2
Rubber foot ................................................ 4
• Optional products
Antenna:
YW-4500
Mounting bracket kit: MB-WT3 (for rack mounting one WT-4820 unit)
MB-WT4 (for rack mounting two WT-4820 units)
Power Source
AC mains (an AC-DC adapter*
1
must be used.)
Power Consumption
250 mA (12 V DC, when operating with two tuner modules)
Receiving Frequency
690 – 870 MHz, UHF
Mixing Input
–20 dB*
2
, 10 k
Ω
, unbalanced, phone jack
Audio Output
Mixing/Solo 1 (selectable):
–20 dB*
2
(+6 dB*
2
Max.), 600
Ω
, unbalanced, phone jack
–14 dB*
2
(+12 dB*
2
Max.), 600
Ω
, balanced, XLR-3-31 type connector
Solo 2: –20 dB*
2
(+6 dB*
2
Max.), 600
Ω
, unbalanced, phone jack
Antenna Input
75
Ω
, BNC (phantom powering for antenna), 9 V DC, 30 mA (max)
Antenna Output
75
Ω
, BNC (Gain 0 dB)
Indicator
ANT A/B, Audio (peak), Power
S/N Ratio
Over 102 dB (A-weight, balanced output)
Harmonic Distortion
Under 1%
Frequency Response
50 – 18,000 Hz, ±3 dB
Operating Temperature
–10°C to +50°C
Finish Resin,
black
Dimensions
210 (w) x 44 (h) x 181 (d) mm
Weight
770 g (without tuner module)
Printed in Taiwan
1 3 3 - 0 7 - 2 2 8 - 2 0
11. SPECIFICATIONS
Rubber foot
(supplied with unit)
0
10
0
10
ANT
A
ANT
B
PE
AK
VO
LUM
E
CH
ANNE
L
TUNE
R 1
ANT
A
ANT
B
PE
AK
VOLUM
E
CH
ANNE
L
TUNE
R 2
ON
OFF
PO
WE
R
DIVERS
ITY
W
IREL
ES
S T
UNER
WT
-48
20
10.2. Desktop Mounting
Attach the 4 supplied rubber feet to the bottom surface
of the unit when installing the unit on the desk.
