Listen Tech LPT-S3 Basic Soundfield System for Classrooms

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Listen Tech LPT-S3 Basic Soundfield System for Classrooms (Discontinued)

Description

Details

The Listen Tech LPT-S3 Basic Soundfield System for Classrooms is the perfect choice for building Soundfield infrastructure in a school. This system is a complete soundfield system minus the M1 microphone. You can do several classrooms at a lower cost and then purchase a limited number of microphones as needed. This system offers two direct inputs and one output on the control unit, a room module that delivers 60 Watts of power and four speakers.

Features

Features

Professional soundfield system with lowest cost of total ownership
Complete soundfield system MINUS the M1 Microphone
Build infrastructure in your school and add microphones as needed
Core system components offer 5 year warranty

Specification

C6 Controller
Unbalanced Input	Four Stereo inputs via phono connectors, unbalanced, -10dBu nominal input level
Unbalanced Output	One Dual Unbalanced Output, Phono Connector, -10dBu nominal, +20dBu maximum, 10 Ohm
Balanced Input	(1) Balanced Input, Euro Connectors, 0dBu nominal, adjustable -18/+18 db, +20dBu max, Imp 10k Ohms
Balanced Output	One Balanced Input, Euro Connectors, 0dBu nominal, +24dBu maximun, impedance 600 Ohms
Teleconferencing Balanced Input	(1) Balanced Input, Euro Connectors, 0dBu nominal, adjustable -18/+18 db, +20dBu max, Imp 10k Ohms
Teleconferencing Balanced Output	(1) Balanced Input, Euro Connectors, 0dBu nominal, +24dBu max, Imp 600 Ohms (mix-minus output)
Headphone Output	One 3.5 mm stereo connector, unbalanced, adjustable output level +10dBu maximum impedance 10 Ohm
Control Unit Inputs to Outputs Frequency Response	21 Hz to 20 kHz, +/- 3 dB, < 0.1% THD, >80 dB SNR
Microphones to Outputs Frequency Response	100 Hz to 10 kHz, +/- 3 dB, < 2.0% THD, >60 dB SNR
Controls & Indicators	Front Panel: Power Button, LCD, Control Dial, Headphone Level
Controls & Indicators	Back Panel: RS-232 (19200), CAT-5e Output w/ LED indicator, Power Input, System Reset
Power
Power Supply Input	100-240 VAC, 50-60 Hz
Power Supply Output	19 VDC, 3.2 A, 60.8 w
Power Supply Connector	DC Plug type Connector, .2 in (5.5 mm) OD, center positive
Power Cord	Line cord is determined by each country’s AC power standards
Power Cord Length	6 ft. (1.8 m)
Control Unit Mounting	Mounting platform provided for wall, desk, electrical boxes
Cable Cover Mounting	Mounts to mounting platform
Control Unit Weight	1.5 lbs (.68 kg)
Shipping Weight	3.0 lbs (1.36 kg)
Control Unit Dimensions (H x W x D)	1.5" (38 mm) x 8.5" (204 mm) x 6.9" (175 mm)
LPT-R14 Room Module
Speaker Output	Four amplifier channels w/ 2-pin euro connectors
Paging Input	One 2-pin Euro Connector, 8 ohm, 25 volt, 70 volt - internally selectable
6-12 VDC Input	One 2-pin Euro Connector, 600 Ohms
Relay Output	One 3-pin Euro Connector, Latching or Pulse Relay - programmed via software
Microphone to Speaker Frequency	100 Hz to 10 kHz, +/- 3 dB, < 2.0% THD, >60 dB SNR
Unbalanced Input to Speaker Frequency Response	20 Hz to 20 kHz, +/- 3 dB, < 0.1% THD, >80 dB SNR
Speaker EQ	Quickfilter®, 512 points of equalization by speaker model
Room EQ	Five band parametric, Two tone controls
Infrared Emitter	38 kHz uplinkz
Infrared Sensor	2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz
External Infrared Sensor	Two phono connectors provided
Controls & Indicators	Rear Panel: Four 2-pin euro connectors, two Cat-5e w/ LED indicator connectors, (2) phono
Power Supplied via Control Unit	19 VDC, 60 Watts via Cat-5e cable
Room Module Weight	1.75 lbs (.8 kg)
Shipping Weight	3.0 lbs (1.36 kg)
Room Module Dimensions (H x W x D)	2.1" (54 mm) x 8.5" (204 mm) x 6.9" (175 mm)
Includes	(4) 6 in. (15 cm) ceiling mounted speakers
M1 Microphone Kit	Specifications
Internal Microphone	-50 dBu nominal, 100 Ohms, 100 Hz to 15 kHz, +/- 3 dB, < 2.0% (THD), >60 dB SNR"
External Microphone	-50 dBu nominal, 100 Ohms, 100 Hz to 10 kHz, +/- 3 dB, < 2.0% (THD), >60 dB SNR"
Auxiliary Input	-10 dBu nominal, 10k Ohms, 20 Hz to 20 kHz, +/- 3 dB, < 0.1% THD, >80 dB SNR"
Infrared Emitter	38 kHz sub carrier
Infrared Sensor	2.3 MHz, 2.8 MHz, 3.3 MHz, 3.8 MHz
Controls & Indicators
Up Button	Volume up
Mute Button	Mute microphone and/or GPI control
Down Button	Volume down
Soft Button	GPI Control - programmed via software
Green LED	Solid - on/off, blinking - muted (twice per second)
Red LED	Solid - microphone fully charged, blinking - charging, rapid blinking - battery low capacity
Amber LED	Blinking = programming mode/multi-function operation
Beeper	Link to sensor is lost or low battery
Power
Battery Type	Lithium Ion
Battery Capacity	1180 mAh
Battery Charge Time	< one hour charge time
Operating Time	Eight hours minimum
Power Supply Input	100-240 VAC, 50-60 Hz, 0.4 A
Power Supply Cord and Connector	.09 in. (2.3 mm) OD, DC Plug
Power Supply Plugs	Removable plugs (types B, G, I and C included)
Environmental
Tempature - Operation	-10°C (14°F) to +40°C (104°F)
Tempature - Storage	-20°C (-4°F) to +50°C (122°F)
Humidity	0 to 95% Relative Humidity, non condensing
Mounting	Multiple charging stations can be mounted together, Holes provided for wall mounting
Microphone Color	Dark Grey (Outer edges), Light Grey (Buttons)
Microphone Weight w/ Battery	3.8 oz (108 grams)
Shipping Weight	1.0 lbs (.45 kg)
Microphone Dimensions (H x W x D)	.75" (1090 mm) x 2.0" (520 mm) x 4.3" (180 mm)
LPT-S3 System Shipping Weight	49 lbs (22.2 kg)

System Includes