DVB-T TV Signal UHF Transmitter

Technical Specifications Phase noise Electrical Parameters Company Introduction AGBE is a professional digital tv transmitter, analog tv transmitter,fm transmitter product and technical service provider. We are committed to providing customers around the world with comprehensive products, the...

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Product Details

Technical Specifications

Monitoring Objects

Alarm Status

Power Supply

abnormal

Overheating

alert

Amplifier

abnormal

Antenna feed system

abnormal


Phase noise

Center frequency deviation (Hz)

Local oscillator (dBc/Hz)

@10

≤ - 70

@100

≤ - 85

@1k

≤ - 95

@10 k

≤ - 100

@100 k

≤ - 111

@1 M

≤ - 125


Electrical Parameters

Item

Technical specs

Basic Parameters

TV Standard

DTMB-T /DVB-T/DVB-C

Modulating mode

4/16/32/64 QAM

Frequency stability(3 months)

External Frequency Range: ≤10-10

Internal Frequency Range: ≤10-7

Frequency accuracy

MFN: ±100Hz / SFN: ±1Hz

Local oscillator phase noise

See table above

In-band stray

≤-60dBc

In-band ripple(fc±3.591MHz)

±0.5dB

Out-of-band rejection

≤-65dBc

Input

Frequency range

470MHz~806MHz (any 100MHz bandwidth)

level

-20±3dBm

Input reflection loss

≥15dB

connector

N-K

Output

Output power

300W

Frequency range

470MHz~806MHz (any 100MHz bandwidth)

Output impedance

50Ω

In-band ripple(fc±3.591MHz)

±0.5dB

Shoulder level

≥40dB@central frequency FC±4.2MHz (after correction, single channel)

MER

≥35dB (after correction, single channel)

output reflection loss

≥26dB

Output power variation

±0.25dB

Inner adjacent channel transmission power

Inner adjacent channel transmission power: in-band transmission power≤-60dB,
meet that Inner adjacent channel transmission power≤13mW

External adjacent channel transmission power

External adjacent channel transmission power: in-band transmission power≤-65dB,
meet that Inner adjacent channel transmission power≤13mW

Environment condition

Working temperature

-20~+50℃

Storage temperature

-30~+75℃

Relatively humidity

<95%(no condensation at 25℃)

atm press

86~106kPa

power supply

AC,220V±10%/50Hz


Company Introduction

AGBE is a professional digital tv transmitter, analog tv transmitter,fm transmitter product and technical service provider. We are committed to providing customers around the world with comprehensive products, the latest technology and professional services to help customers to build high-quality network platform. Combining with the actual needs of customers, we are providing individualized and comprehensive solutions to meet customers' demands.

We have more than 70 staff members including 50% senior technicians. We have more than 1,500 square meters of standard production assembling lines and strict QC procedures. Each unit of our products will go through 3 QC procedures: material checking before production, stability and performance testing after production and packing checking before delivery. Our company is ISO9001:2008 certified, ensuring high-quality to meet customers' needs and providing personalized one-stop product services.

Currently, most of our products have been exported to Europe, Russia and South America. Welcome numerous agents, integrated dealers and equipment producers all over the world to cooperate with us.

AGBE: Try our best to satisfy the customers and create service value.

AGBE: To become the most professional, most comprehensive and most advanced products and technical service provider in the field of optical communications. 


AGBE business philosophy: 

1. Competitive prices while ensuring high-quality.

2. Professional technical service to customer satisfaction.

3. Mutual trust, mutual respect, long-term cooperation, mutual benefits and a win-win situation.


FAQ

Q1. What these equipments used for?

A1. We are original manufacturer in FM Radio & TV Broadcasting equipments; they are professional used for FM Radio & TV Broadcasting Station (Transmitting equipment.)

Q2. What equipment & solution your company can provide?

A2. We can do complete solution for FM Radio Station System. It includes:

Studio--Link--Transmitter--Cables--Antenna.

We also can provide complete Transmitting part of TV Station. It includes:

Link—Transmitter—Cables—Antenna.

Q3. How large areas can One Station cover?

A3. One FM or TV Station can cover one city or one town.

The Maximum cover ranges of one station can not over 100KM Radius because the Earth is Curve.

You can use Multiple Stations & Different Frequency to cover larger area.

Q4. How do I choose suitable equipments for my station?

A4. The most import factors are Power and Frequency.

We need to know the Power and Frequency you need exactly.

How long the distances do you want to cover in Radius?

How height your Antenna can be installed?

Q5. How to calculate Broadcasting equipment Cover Range?

A5. The Cover Range depends on 4 factors:

1. Power from Transmitter; 2. Height of Antenna; 3. Gain from Antenna; 4. Around Environment.

Then we can know the cover range of your station.


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