Tetra UHF repeater

Company Info

Company Published: 2008
Online Postings: Products , Selling Leads
Country/Territory: China
Business Type: Manufacturer, Distributor/Wholesaler
Number of Employees: 501 - 1000 People

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Detailed Product Description

Main features:

Monitor software can be upgraded locally and remotely;

High stability and isolation from uplink to downlink;

High linear amplification,low spurious intermodulation

output;

Protection from Voltage,over current and over temperature

High reliability;MTBF ≥200,000 hours.

Main functions:

Auto Shut-Down

Over output protection

High isolation from uplink to downlink,

Open-door and alarm

ALC

Software setting on gain,power and channel

Display output data

Main module self-test and alarm

Application range:

Underground, tunnels, subways;

Low traffic areas such as suburbs and viliages

shadow areas

Confined areas such as hospital,marketplace,basement.

Technical index:

Technical Specification				Downlink	Uplink
Frequency range				390~400Mhz or 420~430MHz	380~390MHz or 410~420MHz
Output power				33dBm +0 -2 dB	27dBm +0 -2 dB
Gain				90±3dB	90±3dB
Bandwidth				10M
Channels quantity				1,2,4,6,8,10	1,2,4,6,8,10
In-band flatness				≤3dB
Auto level control(ALC)				P_O≤2dB
Noise figure				≤5dB
Spurious	In-band			≤-22dBm/30KHz
	outband		9KHz1GHz	≤-36dBm/30KHz
			1GHz12.75GHz	≤-30dBm/30KHz
Intermodulation attenuation	In-band			≤-45dBc/30KHz
	Out-band			9KHz1GHz ≤-36dBm/30KHz
				1GHz12.75GHz ≤-30dBm/30KHz
Gain adjust step size				≤1dB
Gain control range				≥30dB
Gain adjustable linearity	-10dB			±1.0dB
	-20dB			±1.0dB
	-30dB			±1.5dB
Phase P-P error				≤20⁰
RMS phase error				≤5⁰
Transmission delay				≤5us
VSWR				≤1.4
Out-band gain		≥400KHz		≥30dBc
		≥600KHz		≥40dBc
		≥1MHz		≥45dBc
		≥5MHz		≥55dBc
Output/input resistance				50 ohm
Input/output connector				N cathode
Working temperature				-40+55
Relative humidity				595% RH
Voltage				AC220V±44V,45~55Hz