Listen Technologies LT-700-072 User Manual

LT-700 Portable FM
Display Transmitter Transmitter
Highlights Highlights
•Superior Audio Quality – 80 dB (70 dB with 863 MHz)
signal-to-noise ratio (SNR), setting the industry's sound quality
standard.
• 57 channels (17 channels with 863 MHz).
•Look & Listen™ LCD shows channel, battery status, signal strength
and programming information.
•100 % Digital – Listen receivers are digitally-tuned so transmission
won't drift.
• Programmability- Uneeded channels can be locked so this
receiver will access only one or more channels of your choice.
•Uses standard alkaline or nickel-metal hydride (NiMH) batteries.
•Built in SmartCharge™ won't allow batteries to overcharge.
Charging circuitry is conveniently built into Listen's LT-700.
•Drop in charging contacts for any of Listen's many charging
cases or a charging plug on the side of the unit.
•Mute switch.
•Mic and/or line level inputs.
•Many accessory options make Listen products ideal for a wide
range of applications
•Limited Lifetime Warranty with hassle-free support.
Used With:
LR-100-072 Stationary FM Receiver/Power Amplifier (72 MHz)
LR-100-216 Stationary FM Receiver/Power Amplifier (216 MHz)
LR-400-072 Portable Display FM Receiver (72 MHz)
LR-400-216 Portable Display FM Receiver (216 MHz)
LR-400-863 Portable Display FM Receiver (863 MHz)
LR-500-072 Portable Programmable Display FM Receiver (72 MHz)
LR-500-216 Portable Programmable Display FM Receiver (216 MHz)
LR-500-863 Portable Programmable Display FM Receiver (863 MHz)
LR-600-072 Wireless FM Receiver/Speaker (72 MHz)
LR-600-216 Wireless FM Receiver/Speaker (216 MHz)
Includes:
LT-700 Portable Display FM Receiver
Owner's manual (72 MHz & 216 MHz)
Quick reference card (863 MHz)
Limited Lifetime Warranty Program Card (863 MHz)
FM System Design Guide and Manual Card (863 MHz)
Listen Technologies Corporation • 14912 Heritagecrest Way • Bluffdale • Utah 84065-4818 U.S.A.
+1.801.233.8992 • +1.800.330.0891
Listen Technologies Corporation All rights reserved 91907
The Listen LT-700 Portable
Transmitter will broadcast
your presenters or interpreters
voice to everyone in
the audience, without having
to carry a microphone or be
plugged into the wall. Excellent for factory tours, outdoor events,
wireless microphone applications, classrooms, training sessions, or
personal use – anywhere you need to amplify sound but don't have
(or want) an installed sound system. Portable transmission has never
been easier for users!
Architectural Specifications
LT-700-072/216
The portable FM transmitter shall be capable of broadcasting on
57 wide and narrow band channels. The transmitter shall have a
SNR of 80 db or greater. The unit shall incorporate a microphone
sensitivity switch. Channel tuning shall be capable of being locked.
The device shall have an audio frequency response of 50 Hz to 15
KHz (±3 dB) at 72 MHz or of 50 Hz to 10 kHz (±3 dB) at 216 MHz. The
device will incorporate a mute switch. The battery door shall be
capable of being mechanically locked. The device shall incorpo-
rate an LCD display that indicates channel, programming, battery
level, low battery, battery charging, RF signal strength and channel
lock status. The unit shall operate off of two (2) AA batteries; alka-
line or NiMH. The transmitter shall incorporate automatic battery
charging circuitry for recharging of NiMH batteries. The device shall
have a switchable option for the use of alkaline or NiMH batteries.
The Listen LT-700-072 or LT-700-216 is specified.
LT-700-863
The portable FM Transmitter shall be capable of broadcasting
on 17 wide band channels. The transmitter shall have a SNR of 70
db or greater. The unit shall incorporate a microphone sensitiv-
ity switch. Channel tuning shall be capable of being locked. The
output power shall be adjustable to quarter, half or full. The device
shall have an audio frequency response of 50 Hz to 15 KHz (±3
dB). The device shall incorporate a mute switch. The battery door
shall be capable of being mechanically locked. The device shall
incorporate an LCD display that indicates channel, programming,
battery level, low battery, battery charging, RF signal strength and
channel lock status. The unit shall operate off of two (2) AA batter-
ies; alkaline or NiMH. The transmitter shall incorporate automatic
battery charging circuitry for recharging of NiMH batteries. The
device shall have a switchable option for the use of alkaline or
NiMH batteries. The Listen LT-700-863 is specified.
Requires a microphone and (2) AA batteries
LA-261 Lavalier Microphone
LA-262 Over-the-Head Microphone
LA-270 Noise Canceling Microphone (72 MHz & 216 MHz only)
LA-272 Over-the-Head Microphone w/Earphone
LA-274 Hand Held Microphone
LA-276 Collar Microphone
LA-277 Conference Microphone
LA-278 Behind-the-Head Microphone
LA-279 Over-the-Ear Microphone - Presentation Style (72 MHz & 216
MHz only)
LA-361 High Capacity AA Alkaline Batteries (2)
LA-362 Rechargeable AA NiMH Batteries (2)
• +1.801.233.8995
North America
Configuration
LT-700-072
LT-700-216
LT-700-863
Requires:
Fax
LT-700 Page 1