Name: Digital MMDS Broadband QAM/QPSK/COFDM fm broadcast Transmitter
Brand: CEKE
Availability: InStock

Product Details

Product description

Digital MMDS Broadband QAM/QPSK/COFDM fm broadcast Transmitter

Model Number: CEKE-2527-200-N

A. Optimized products indicators, meet the requirement of Wide Frequency Band transmission, reduce investment, save energy to decrease operation cost.

B. Satisfy different signal coverage application.

C. Support hot plug operation, guarantee no signal interruption, improve reliability of network operation.

D. Compatible for 4 different Wide Frequency Band transmission standard : ATSC (USA) / DVB (Europe) / ISDB (Japan) / DTMB (China)

TECHNICAL SPECIFICATIONS
Frequency Range	2.5~2.7GHz
Output power stability(ALC on)	<±0.5dB
LO frequency	288~348MHz
Maximum gain	68dB
Discrete band distortion and harmonic spurious response	<-60dBc
Outside band parasitic spurious response	<-60dBc
Group delay	<±10ns
Amplitude-frequency characteristic (under 200 MHz)	±1.0dB
Noise factor	<10dB
Input level (ALC on)	-25~-10dBm
Power consumption (25°C)	28V/12A
Working temperature	-20°~+50°C (Indoor)
Input connector	50Ω/N port- Negative
Output connector	50Ω/N port- Negative
Relative humidity	100%
Heat-dissipating method	Temperature control fan forces air cooling

Main Features

1) The system employs liquid crystal display and touch screen monitoring outdoor working situations, such as working voltage, transmitting power, working temperature, etc. Changes transmitting power of indoor unit and eliminate alarms by touch screen.

2) Impeccable self diagnosis, protection function and users can inspect working condition in time.

3) Low LO phase noise ensure digital signal transmission with high quality.

4) Compatible with all kinds of digital modulation mode.

5) Linear design of the amplifier and low non-linear distortion increase the transmitting power, which ensure remote users receive high quality digital signal.

6) Modular design, easy maintaining and flexible replacement.

Product Application

Digital TV Wide Frequency Band MMDS is widely used in radio and television communications and other fields, both indoor and outdoor types available, satifying various networking requirements.

Guilin CEKE Communication Co., Ltd.

Established in 2000, located in Guilin High-tech District Information Industrial Park. CEKE is recognized as "Guilin national microwave and optical communications high-tech industrial base", "Guangxi Zhuang Autonomous Region high tech enterprise" and "Zhongguancun digital TV industry association member".

CEKE is a leading global provider of terrestrial digital TV wide frequency band transmitting system.

Packing & Delivery

Related Products

Transmitting Equipments

Antennas

Front-end Equipments and STB

FAQ

Q1.What these equipments used for?
A1.We are original manufacturer in terrestrial digital TV transmitting equipments; they are professional used for TV Station (Transmitting equipment.)

Q2.What equipment & solution your company can provide?
A2.We can provide full sets of digital TV transmission system equipments and best solution of broadband network construction. It includes: Head End Equipments --Transmitting Equipments--Receiving System Equipments.

Q3.How large areas can One Station cover?
A3.One 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 transmitting 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.
Q6.How to make a design for one site?

A6.We need to know following information from you:
1. The longitude and latitude of this site; 2. Height of the iron tower; 3. Transmission distances; 4. Number of programs; 5.. Applicable standards; 6. Program resources.

Q7.How to do installation of these equipments?
A7.For small power station, the equipments are very easy for installation.
For large power station, we can send our engineer to your country to help you do the installation, but you should pay the cost.
We also can do training for your engineer here in our company.

Q8.How to operate these broadcasting equipments?
A8.We provide All-English user manual;All-English operation software in our equipment.
We also can do training for your engineer here in our company.

Q9.What about after sales?
A9.The warranty time is one year after goods leaving factory. Within this period, the quality problems are raised due to non-artificial reasons, we will bear the cost of replacing the corresponding components.
Also we can provide technical support from internet or in our company.

Contact Information

Guilin CEKE Communication Equipment Co., Ltd.
Add: D-08, Information Industrial Park, Chao Yang Road, High-tech District, Guilin, Guangxi, 541004, P.R.China.
Name: Mophi Dong
Cell: +86 137 6813 1640
Tel: +86 773 2120 156
Fax: +86 773 2120 299
QQ/Wechat: 175147591
Skype: mophi_dh
Email: cekemophi @163.com