(DMB-7200) Digital TV Indoor type 100W/200W UHF Repeater optical transmitter
MainFeature
- Support DTV standards: CMMB, DVB-T/H, DTMB and etc.
- Optical receiver support wavelength 1310nm&1550nm
- Perfect power rating, fully meet different requirements of network coverage
- Adopt higher linearity broadband amplifier, Support full UHF frequency range
- Support multi-channels in full UHF frequency range
- Dual Fiber 1+1(backup), the optical path can be switched automatically.
- Support ALC automatic level control & AGC automatic gain control
- Capable of high & low temperature compensation technique
- Perfect amplifier protection mechanism
- Automatic upgrade of squelch function
- Support remote monitor of data/message
- Provide OMC centralized management
Specifications
|
Optical Wave length |
1550±20nm |
|
Optical power received |
-18~6dBm |
|
Optical return loss |
£ -40dB |
|
Optical transmission distance |
100m~18km |
|
Frequency range |
470~798MHz |
|
Bandwidth |
8MHz |
|
Max. Output Power |
100±10% W (RMS) /200±10% W (RMS) |
|
Stability of output power |
≤±0.3dB |
|
Max. Gain |
65dB±3dB |
|
Gain adjustment range |
≥20dB |
|
Adjustment Step |
1dB |
|
ALC range(Input signal increase 10dB) |
Output Power: 53dBm±2dB |
|
Fluctuation Band |
≤3dB (fc±3.591MHz)(each carrier band) |
|
Shoulder |
≤-27dBc Adjacent carries: Deviate from the first carrier 4.2MHz location & Deviate the last carrier 4.2MHz location. Independent Carrier: Deviate independent carrier-4.2MHz & +4.2MHz location |
|
MER |
≥26dB (Five carriers) |
|
VSWR |
≤1.5 |
|
Group Delay |
≤5μs |
|
Power Supply |
AC 176~242V, 47.5~52.5Hz |
|
Overall Efficiency |
³17% |
|
Size |
550mm*483mm*177mm |
|
Weight |
22Kg |
|
Cooling mode |
Fan cooling |
|
RF Connectors type |
N Female, 50Ω |
|
Local Connection Port |
WIFI & TCP/IP |
|
Temperature Range |
-25℃~+55℃ |
|
Protect Level |
IP65 |
|
Storage temperature range |
-30~+85 ℃ |
Overview
DMB-7200 optical transmitter can be applied to large building, high-rise hotel, large shopping malls, Stadiums, Exhibition Venues, Underground building, highway/Railway Tunnel, Airport, Scenic Spot, the interior of villages and towns district, the outsides of digital tv signal coverage.
- Step 1Find your interested products by search keywords
- Step 2Contact the supplier by clicking ”Enquire” or “request meeting” button, otherwise, you also could consult our import consultant.
- Step 3After verifying your email, get response from suppliers or our trade manager will contact you as soon as possible
- Step 4Set up meeting with the Chinese supplier without language barrier