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Product picture
800W UHF Transmitter For Digital TV
CKUB-T800
Product Introduction
A. Optimized products indicators, meet the requirement of Wide Frequency Band
transmission,reduce investment,save energy to decrease operation cost.
C. Compatible for 4 different Wide Frequency Band transmission standard :
ATSC (USA) / DVB (Europe) /ISDB (Japan) / DTMB (China)
2) Design of low power consumption and linearization advances emitting power of the transmitter reduces nonlinear distortion.
3) Very low group delay feature, suitable for digital signal transmission.
4) ALC keeps output of constant power, output VSWR detecting protection.
5) Apply to single-channel or multi-channel UHF digital television transmission system.
6) Be used in the broadband repeating of HFC, AML, or MMDS digital TV signal.
7) Realize wireless network coverage of digital TV at a low cost.
8) Modular design simplifies installation, field services and upgrade.
9) Automatic and manual switching backup systems available.
10) Build-in lightning protector with current-dividing series power prevents lighting surge and instant overvoltage.
11) Local monitoring and control.
12) Wireless remote monitoring and control (Optional).
Specification
Parameters |
Symbol |
Min |
Typ. |
Max |
Unit |
Input and output frequency range |
FOUT |
470 |
Any 100MHz |
862 |
MHz |
Frequency conversion gain flatness over all bandwidth |
AGa |
|
1 |
2 |
dB |
Frequency conversion gain flatness over 8MHz bandwidth |
AG8MHz |
|
0.3 |
0.5 |
dB |
Noise figure |
Nf |
|
3.0 |
5.0 |
dB |
Input signal level |
PIN |
87 |
|
107 |
dB^V |
ALC voltage control range |
AGALC |
15 |
22 |
|
dB |
Output power stability(ALC on) |
APOUT |
|
|
1 |
% |
Out-band harmonic level (external filter connection) |
H |
|
|
-61 |
dBc |
In-band spurious signal level |
Spur |
|
|
-46 |
dBc |
Input port return loss |
RLIN |
15 |
|
|
dB |
Output port return loss |
RLOUT |
17 |
|
|
dB |
Average digital output power |
PAVG |
|
60-63 |
|
dBm |
Spectrum shoulder distance@ fcente 4.2MHz |
Shoulder |
-36 |
-42 |
|
dB |
Single frequency MER |
MER |
32 |
40 (pre-correction) |
|
dB |
Mean operating time without malfunction |
MTBF |
45000 |
|
|
hour |
Spectrum characteristic |
Conform to the GY/T220.1—2006.5.9.3 spectrum model requirement |
||||
Input port impedance/connector |
50Q/SMA-50K |
||||
Output port impedance/connector |
50Q/ 1-5/8( customization available) |
||||
-20dB Input testing port impedance/connector |
50Q/BNC |
||||
-50dB Output monitoring port impedance/connector |
50Q/SMA-K |
||||
Status display |
LCD Display Screen / Function key/ LED LED indicator/ Buzzer |
||||
Local status monitoring port connector |
RJ-45 (10 Base-T) / DB-9J(RS-232) |
||||
Wireless remote status monitoring port connector |
DB-9J(RS-232)( Optional) |
||||
Supply voltage |
AC380/220V,10% more or less |
||||
Cooling system |
temperature-controlled forced air cooling |
||||
Operating temperature range |
0-+450C |
||||
Operating relative humidity |
0-95%, non-condensing |
||||
Storage temperature |
-55 -+850C |
||||
Storage relative humidity |
0 -95%, non-condensing |
||||
(WxHxD) / Size(WxHxD)/Weight |
620mm x 1400mm x 960mm /260kg |
||||
Application
Production Flow
Packaging&Shipping
Company file
Since established in High-tech Information Industrial Park Guilin, China in 2000, Guilin CEKE Communication Equipment Co., Ltd is dedicated in R&D, manufacturing, sales, engineering, technical support and after-sales service of MMDS transmitters, digital TV transmitters/repeaters as well as TV and radio microwave transmission equipment for radio &TV broadcasting. Our products have been certified by ISO9001 and got more than 10 patents, and have been exported to customers in 40 countries and regions Europe, America, Central Asia, Southeast Asia, Africa and Oceania.
We are not only provider of equipment but also a global provider of integrated solution for pay-TV broadcasting. We have successfully DTTV system integration projects countries like Sri Lanka, Kyrgyzstan, Costa Rica, Madagascar, Vanuatu and Equatorial Guinea.
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