WEP5540/WEP5541 4G Village-leveled Emergency Audio Decoder

Name: WEP5540/WEP5541 4G Village-leveled Emergency Audio Decoder
Brand: Guangzhou DSPPA Audio Co., Ltd.

Features

● With LCD screen to display signal intensity and playing status
● Built-in 2 channel RDS radio, for normal and emergency FM
● With 2 Aux input and one Aux output
● Local mic and superior level broadcasting with priority
● Can connect with external FM transmitter, cover the village
● With telephone input and SMS function

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Introduction
Specification

WEP5541 is a multi-functional emergency broadcast host that integrates multiple controls, which can be used with different front and rear devices to form a variety of application systems. It is mainly used for addressable systems such as wireless/wired co-cable transmission, rural broadcasting village sound projects, small broadcasting projects, external and internal network broadcasting systems, etc.

Technical Parameter					Technical Requirements
Input Interface	1 FM Input				F Head（75Ω）
	1 IP input				100/1000Mbps，UDP Protocol
	1 GPS Receive Module				Support SMS or telephone remote emergency insertion
	2 Sets of Audio Line Inputs				RCA
	1RDS Input				BNC
	1 USB Input				USB Interface
					Stream Format: communication
	1Microphone Connector				6.35mm
Output Interface	IP Output				1 IP output UDP protocol，100/1000Mbps Network port
	1 Set of Audio Output				RCA
	1-way Monitor Speaker				Output power: 3W
	1 FM output				F Head（75Ω）
	2 controlled power outputs				220V 5A
Indicator Parameters	Frequency Output Range				87-108MHZ
	RF Signal Input Level				FM: ≤-50dBm
	Modulation Output Parameters		Distortion（100% modulation）		＜0.5%
			Frequency Response		±0.5dB
			SNR（100% Modulation）		＞60 dB
			Left/Right Channel Separation		＞40 dB
			Left and right channel level difference		＜0.4 dB
			Carrier Frequency Allowable deviation		≤2KHZ
			Carrier output level		≥110dBuV
			Amplitude-modulated Noise		≤-45dB
			Audio Frequency Response 100Hz-10kHz		≤1.5dB,≥-1.5dB
			Audio Frequency Response 40Hz-15kHz		≤1.5dB,≥-3dB
			Audio THD		≤1.5%（frequency offset±75kHz,test frequency is 1kHz）
	IP Network Audio Decoding or Encoding		Decoding or Encoding			AAC,MP3,FLAC,WAV
			Sampling Rate			32KHz
		Sampling accuracy				16-bit
		Bitrate				64Kbps
System	LCD display/key operation
	Simplified Chinese Interface
	Temperature Range			0~45℃(Work)；-20~80℃(Storage)
	Power Supply			AC 100~265V±10%，50/60Hz
	Power Consumption			<35W