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ALS-RX AssistiveListening System Receiver

ALS-RX AssistiveListening System Receiver

ALS Receiver Digital-1

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Feature:

* Built-in Antenna by earphone piece.

* Comply with FCC & CE Standards.

* Different operating is acceptable.

* Built-in charging interface.

* High receiving sensitivity.

Technical Specification:

Dimensions

2.63”(67)W x 3.5”(89)H x 75”(19)D

Weight

4.32 oz./ 122.4 g (with battery)

Frequency Range

100-10,000 Hz.

Output Level

140mW @ 32 Ohms earphone.

Signal-to-Noise Ratio

>55 dB

Distortion

2%

Transmission Type

FM, wide bandwidth (60KHz), narrow band is option.

RF Frequency Range

37 Channels, 72-76 MHz.

Sensitivity

0.8 uV/m typical, for 12 dB SINAD.

Controls

On-Off /Volume, Channel, Selector (pre-program).

Earphone Jack

Standard 3.5 mm Mono.

Power Requirements

AA batteries x 2.

Battery Life

40 hours with Alkaline.



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PTX-37 Assistive Listening Transmitter- Protable FM Radio Transmitter

Features:

* Preset 6 memory channels easy in used

* External Audio Input with Mixer function

* External Microphone cable built-in TX antenna

* Built-in LCD display

* Re-chargeable Ni-MH battery is workable

* Compliedwith part15of theFCCrules




TechnicalSpecifications

FrequencyRange:

37 channels,72-76MHz

FrequencyControl

Digitallysynthesized,Crystalcontrolled

FrequencyStability

0.01%

Audio Inputs

Microphone with 600Ohmbalanced,100mVAGCRange

Signalto NoiseRatio

60db

TransmissionType

FMModulation

MaxDeviation

25Khz total

MaxRadiated Power

800uV/m at30M PowerRequirements: 2xAAbatteries

Dimensions:

4 5/8"(H)x 3"(W) x 1 1/8"(D) Weight: 113.4 g(dry)

Current Consumption

Transmitting300mA

 
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