Wireless Signal Processing : Beltpack Receivers & Transmitters (Wireless) : Listen Technologies Corporation - LT-700-072

Portable Display RF Transmitter (72 MHz)

Series: FM

Model: LT-700-072

Highlights
Superior Audio Quality -- 80 dB signal-to-noise ratio, setting the industry's sound quality standard.
A choice between 57 channels, complete antenna and accessory options make Listen products ideal for a wide range of applications.
Look & Listen™: LCD shows channel, battery status, and programming information.
100 % Digital -- Listen receivers are digitally-tuned so transmission won't drift; assurance that when you select a channel, it stays on the channel.

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Tech Specs

Includes

LT-700 Portable Display RF Transmitter
Owner's manual (72 MHz and 216 MHz)

Highlights
Superior Audio Quality -- 80 dB signal-to-noise ratio, setting the industry's sound quality standard.
A choice between 57 channels, complete antenna and accessory options make Listen products ideal for a wide range of applications.
Look & Listen™: LCD shows channel, battery status, and programming information.
100 % Digital -- Listen receivers are digitally-tuned so transmission won't drift; assurance that when you select a channel, it stays on the channel.
Transmit up to six (6) channels simultaneously on 72 MHz, (3) three on 216 MHz.
Uses standard alkaline or NiMH batteries.
Transformer charging plug or drop in charging contacts.
Built in SmartCharge™: won't allow batteries to overcharge. Charging circuitry is conveniently built into Listen's LT-700 Transmitter; never worry about unplugging a transformer at a certain time.
Mute switch.
Mic and/or line level inputs.
Limited Lifetime Warranty with hassle-free support.

Wireless Receiver Transmission - RF
Wireless - Yes

RF Frequency Range 72MHz: 72.025 - 75.975 MHz
RF Frequency Range 216MHz: 216.025 - 216.987 MHz
Number of Channels: 57
Frequency Accuracy: .005 % stability 0 to 50 degrees C (32 to 122 degrees F)
Transmitter Stability: 50 ppm
Transmission Range: 150 (45.7) feet (m) 72 and 216MHz have the same range
Output Power 72MHZ: 8,000 uV At 3m (20mW)
Output Power 216MHz: 100 mW Maximum allowed by the FCC
Antenna: Uses microphone cable
Compliance: FCC Part 15, Industry Canada
Frequency Response: 50 - 15,000 Hz (+/-3dB). All system specifications are end-to-end .
System Frequency Response 216MHz: 63- 10,000 Hz (+/-3dB). All system specifications are end-to-end .
System Signal to Noise Ratio 72MHz: 80 dB SQ enabled, A-weighted. SQ disabled: 60dB in 72MHz and 50dB in 216MHz. All system specifications are end-to-end .
System Distortion: <2 % Total harmonic distortion (THD) at 80% deviation. All system specifications are end-to-end
Outputs: 16 mW Maximum. 0dBu nominal output level, impedance 32 Ohms
Microphone Input: 55 / -32 dBu Nominal / maximum.
Microphone Impedance: 21 ohms
Microphone Sensitivity: Three position switch: high, middle and low; 6dB increments
Line input: -10 / +4 dBu Nominal / maximum.
Line Input Impedance: 10 k ohms
Phantom Power: 3 VDC
Set-up Controls, behind the door: Mic sensitivity, NiMH/alkaline battery, SQ enable/disable
User Controls: Power, mute, channel UP and DOWN
Programming: Unit can be programmed so that only desired channels are displayed to the user; channel selection can be locked by holding the DOWN button 5 seconds.
LED: Red, illuminates when unit is on. Flashes when batteries are low, or to indicate charging. Flashes 2x when muted
LCD Display: Channel, lock status, programming
Battery Type: Two AA batteries, alkaline or NiMH
Battery Life (Listen batteries): 20 / 10 hours alkaline (LA-361) / 15 NiMH rechargeable (LA-362)
Battery Charging (NiMH only): 14 hours Fully automatic
Power Supply Output: 7.5, <250mA VDC, mA
Compliance: UL Listed
Dimensions: 3.0 x 1.0 x 5.0 (7.6 x 2.5 x 13.0) in (cm) Width, depth, height
Unit Weight: 3.9 (111) oz (g)
Unit Weight with batteries: 5.8 (164.4) oz (g)
Shipping Weight: 1.0 (453.6) lbs (kg)
Door: Manually lockable. UP, DOWN and power through door, other controls behind door (see Controls above)
Temperature - Operation: -10 to 40 (14 to 104) degrees C ( degrees F)
Temperature - Storage: -20 to 50 (-4 to 122) degrees C ( degrees F)
Humidity: 0 to 95 % relative humidity, non-condensing
Regulatory Compliance: UL Listed
Depth: 5 in
Height: 3 in
Width: 1 in
Minimum Frequency Response (Bandwidth): 50 Hz
Maximum Frequency Response (Bandwidth): 15 kHz
Shipping Weight: 1 lbs

LA-260 - Microphone Y Input Cable for LT-700

LA-261 - Lavalier Microphone

LA-263 - Line/Mic Y Input Cable for LT-700

LA-274 - Hand Held Microphone

LA-277 - Conference Microphone

LA-278 - Behind-the-Head Microphone

LA-304 - Assistive Listening Notification Signage Kit

LA-306 - Soft Case

LA-311-01 - 16-Unit Portable RF Product Charging/Carrying Case

LA-313 - 16-Unit Portable RF Product Carrying Case

LA-317-01 - 4-Unit Portable RF Product Charging/Carrying Case

LA-318 - 4-Unit Portable RF Product Carrying Case

LA-319 - Protective Pouch for Portable RF Products

LA-320 - Configurable Carrying Case

LA-321-01 - 8-Unit Portable RF Product Charging/Carrying Case

LA-322 - 8-Unit Portable RF Product Carrying Case

LA-361 - High Capacity AA Alkaline Batteries (2)

LP-41-072-01 - 72MHz Intelligent DSP RF Receiver, Pack of 12

LR-100-072 - Stationary RF Receiver/Power Amplifier (72 MHz)

LR-400-072 - Portable Display RF Receiver (72 MHz)

LR-4200-072KR - 72MHz Intelligent DSP RF Receiver

LR-500-072 - Portable Programmable Display RF Receiver (72 MHz)

LR-5200-072-P1 - 72MHz Advanced Intelligent DSP RF Receiver, Pack of 1

LR-5200-072KR - 72MHz Advanced Intelligent DSP RF Receiver

2012 Listen Technologies Portable FM MSRP Catalog (North America) 636 kb - Other

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