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AO0262ADA1
Printed in China
User’s Guide
11A08
32-1258 A
What’s Included
Microphone Receiver
9V AC Adapter User’s Guide
Specifications
Frequency .............. 169.505 MHz
................................ 170.245 MHz
................................ 171.905 MHz
Operating range..200 ft (Typical)
Frequency response120–13000Hz
Microphone
RF power..........................10dBm
Sensitivity 106dB SPL at 7kHz FM
Power source .. two AA batteries
Dimensions (Diam. × H) 2.2×9.8 in
................................(55×110 mm)
Receiver
Sensitivity with S/N 20dB......1uV
S/N ratio at 1mV RF Input.. 75dB
Image rejection................... 55dB
Line output....................... 510mV
Microphone output........... 10mV
Power requirement.. AC adapter
Dimensions (WHD)8.9×2.2×4.3 in
.......................... (225×55×11mm)
Specifications are subject to change
and improvement without notice. Actual
product may vary from the images found in
this document.
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170MHz VHF · Single-Channel Wireless Microphone System
Thank you for purchasing your 170 MHz VHF Single-Channel Wireless Microphone System from RadioShack. Your system
transmits microphone signals up to 200 feet away from the receiver allowing you to move freely. Please read this user’s guide
before installing, setting up, and using your new product. See back of page for detailed instructions.
32-1258
POWER
Replace the
batteries when the
indicator does not
properly light.
TALK-MUTE-OFF
LINE output jack
MICROPHONE output jack (Optional)
AC adapter
Plug into an
outlet.
POWER
Indicator lights
when power is on.
READY
Indicator lights when
microphone signals
are within range of
the receiver.
VOLUME
Rotate to adjust
your microphone’s
volume.
POWER
Turn the
receiver on/off.
SQUELCH
Rotate to limit background noise and control transmitting
distance. To increase the transmitting distance, rotate to MIN.
Shielded Audio Cable
(not included)
¼” audio cable
(not included)
Connections – Back View
DC 9V/250mA
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