6
Specifications
†
Receiver Accessories
OVERALL SYSTEM
Operating Frequency
UHF band, 728.125 to 740.500 MHz
Number of Channels
100 total
Frequency Stability
±0.005%, Phase Lock Loop
frequency control
Modulation Mode
FM
Normal Deviation
±5 kHz
Tone Squelch Frequency
32.768 kHz
Operating Range
300' typical
Operating Temperature Range
41° F (5° C) to 113° F (45° C)
Frequency Response
100 Hz to 15 kHz
ESW-R220 RECEIVER
Receiving System
Dual independent tuners, automatic
switching diversity
Image Rejection
>100 dB
Signal-to-noise Ratio
>107 dB (IEC-weighted at ±40 kHz
deviation)
Total Harmonic Distortion
<1% (±5 kHz deviation at 1 kHz)
Sensitivity
18 dBµV (S/N 60 dB at ±5 kHz
deviation, IEC-weighted)
Intermediate Frequencies
54.25 MHz, 10.7 MHz
Audio Output
Unbalanced:
40 mV (at 1 kHz, ±5 kHz deviation,
1M ohm load)
Balanced:
4 mV (at 1 kHz, ±5 kHz deviation,
600 ohm load)
Output Connectors
Unbalanced:
1
/
4
" phone jack
Balanced:
XLRM-type
Headphone Output
20 mW max. into 16 ohms
(at 1 kHz, ±5 kHz deviation)
Antenna Inputs
BNC-type, 50 ohms, two “A” and
two “B”
Antenna Outputs
BNC-type, 50 ohms, two “A” and
two “B”
Antenna Power
+12V DC on input jacks, 20 mA max.
from “A” jacks, 20 mA max. from
“B” jacks
Power Supply
120-240V AC, 50/60 Hz, autoadjusting
Dimensions
16.93" (430.0 mm) W x 1.73"
(44.0 mm) H x 6.89" (175.0 mm) D
without antennas, power cable or
rack-mount adapters
Weight
6.4 lbs (2.9 kg)
Accessories Included
Two flexible UHF antennas,
rack-mount adapters, power cable and
power cable clamp
† In the interest of standards development, A.T.U.S. offers full details on its test methods
to other industry professionals on request.
ATW-A20
Pair of UHF ground-plane antennas with
5
/
8
"-27 thread
for mounting to microphone stands, etc. Takes RF
cables with BNC connectors, not included.
ATW-D70
UHF (728-750 MHz) active unity-gain antenna
distribution system provides two “1-in, 4-out” RF
channels; connects a pair of antennas to as many as
four diversity receivers. Includes four DC interconnect
cables to power up to four receivers, eight RF output
cables and two rack-mount adapters. Mounts in a single
(1U) 19" rack space.
For future reference, please record your system information here (the serial number appears on the bottom of the
receiver):
Receiver
ESW-R220
Serial Number
