Audio-Technica ATW-251 Microphone User Manual


 
7
Specifications
OVERALL SYSTEM
O
perating Frequency VHF high band, 169 MHz to 172 MHz
Frequency Stability ±0.005%
M
odulation Mode FM
Maximum Deviation ±15 kHz
O
perating Range 200' typical
O
peratingTemperature Range 40° F (4° C) to 110° F (43° C)
Frequency Response 80 Hz to 13 kHz
RECEIVER
R
eceiving System Non-diversity, single-channel,
dual antenna system
I
mage Rejection 50 dB minimum
Signal-to-noise Ratio 80 dB at 10 kHz deviation (IEC-weighted),
m
aximum modulation 15 kHz
Total Harmonic Distortion ≤1% (10 kHz deviation at 1 kHz)
S
ensitivity 20 dBµV for 60 dB S/N (IEC-weighted)
Audio Output 350 mV (1 kHz modulation, 10 kHz
deviation, 100k ohm load)
Output Connector
1
/
4
"TS (“mono”) phone jack
Power Supply 100-240V AC (50/60 Hz) to 12V DC 1A
(center positive) switched mode external
power supply
Dimensions 7.48" (190.0 mm)W x 1.65" (42.0 mm) H x
5.12" (130.0 mm) D
Net Weight 11.0 oz (311 grams)
Accessories Included Power supply
U
NIPAK
®
T
RANSMITTER
R
F Power Output High: 10 mW; Low: 2 mW, typical
Spurious Emissions Under Federal Regulations
D
ynamic Range ≥90 dB, A-weighted
Input Connections High impedance, low impedance, bias
B
attery (not included) 9V (NEDA type 1604) alkaline
C
urrent Consumption 30 mA typical
Battery Life Approximately 15 hours (High);
20 hours (Low), depending on battery type
a
nd use pattern
Dimensions 2.56" (65.0 mm)W x 4.33" (110.0 mm) H
x
1.00" (25.4 mm) D
Net Weight (without battery) 2.8 oz (78 grams)
HANDHELDTRANSMITTER
R
F Power Output High: 10 mW; Low: 2 mW, typical
Spurious Emissions Under Federal Regulations
D
ynamic Range ≥90 dB, A-weighted
M
icrophone Element Dynamic unidirectional
Battery (not included) 9V (NEDA type 1604) alkaline
Current Consumption 30 mA typical
Battery Life Approximately 15 hours (High);
20 hours (Low), depending on battery type
and use pattern
Dimensions 9.50" (241.3 mm) long, 2.10" (53.3 mm)
maximum diameter
Net Weight (without battery) 12.7 oz (360 grams)
Accessory Included AT8456a Quiet-Flex
stand clamp
I
n the interest of standards development,A.T.U.S. offers full details onits test methods to
o
ther industry professionals on request.