MPEG 4 DVB-T Transmitter
Technical Specifications Phase noise Electrical Parameters Our advantages: 1.Product exports for over 11 years. 2.Professional development team:over 20 years of bluetooth developm-ent and production experience 3.Strong OEM/ODM capacity: 10 years of OEM / ODM experience , with many large...
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 |
600W |
|
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， |
|
|
External adjacent channel transmission power |
External adjacent channel transmission power : in-band transmission power≤-65dB， |
|
|
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 |
|
Our advantages:
1.Product exports for over 11 years.
2.Professional development team:over 20 years of bluetooth developm-ent and production experience
3.Strong OEM/ODM capacity: 10 years of OEM / ODM experience , with many large companies in the OEM / ODM cooperation.
4.supporting the production workshop, able to provide customers from : product designing and producing transmitter , assembly - test - ship, a one-stop services
Our promise:
1. Defective products in volume shipments is less than 0.3 percent.
2. Delivery in 30 days for orders under 20,000pcs.
3. 13 months warranty and unconditional free returns on any defective products.
4. yearly development of at least 15 new products
Company Introduction
Anshan General Broadcast & TV Equipment Co., Ltd.(AGBE) was established on July, 1998. Many technical personnel in the company have over 20 to 30 years experiences of designing and producing transmitter. It is a main manufacturer producing radio broadcast & TV transmitting equipment in China.
Since the establishment of the company, AGBE has been continuously exploring the brand new development trend of broadcast & TV technology and had a widely technology cooperation with some manufacturers that have the strong influence in the field of broadcast and TV industry from some countries in U.S., France, Italy, etc respectively. The company designed and manufactured a new generation broadcast TV transmitter and CATV wide band network transmission equipment with contemporary international advanced level.
AGBE would like to make excellent service to all customers in the principle of” excellent products, reliable reputation and satisfactory price ”.
We have modernization of the factory . You are welcome to visit our factory when you come to China.
At present , there are already 100 customers around the world visited our office . If you come to China , you are welcome to visit us .
copyright：anshan general broadcasting equipment co.,ltd.
add:no.368kuanggongroad,anshan,liaoning ,china p.c.:114046
tel:0412－5868983 5829081 fax:0412－5829082
email:sales@abtc-china.com
