ProductsTV transmitterAnalog TV Transmitter
Sample/Wholesale
|
Price
|
Shipping
|
Carrier
|
Buy it Now
|
1 pcs sample
|
2078 USD
/pcs |
464 USD
|
DHL/UPS 7-10days
|
|
pcs
|
USD
/pcs |
USD
|
Airmail 25days
|
|
Product Description
50W Analog TV Transmitter UHF/VHF + broadcast antenna + 30M feeder cable complete kit
The television transmitter exciter using radio frequency modulation technology, simple circuit, good performance, stable, can work long hours. With microwave, satellite ground receiving equipment, video recorders and other joints.
The TV transmitter hosts mainly by modulation unit, amplifier unit, switching power supply (or string steady power supply) of three parts.
Technical Specifications
General Characteristics
Operating temperature 0 -40 ℃
Relative humidity 90% (25 ℃ when)
Supply voltage 220VAC 50-60HZ
Power consumption 100W
Working channel Ⅰ, Ⅲ band any given channel
Modulation Image: negative, AM
Audio: FM
TV system PAL-D or on demand
Image / sound power ratio 10: 1
Output power 50W (Synchronous)
Output load impedance 50 unwanted radiation within ≤-40dB adjacent channel
Outer ≤-55dB adjacent channel
In-band intermodulation distortion ≤-50dB
Image characteristics
Video Input voltage 1Vp-p ± 3dB
Video Input impedance 75
Picture carrier frequency stability of ± 500HZ / day
Amplitude frequency characteristic 0-6MHZ roughness ≤ ± 1dB
Signal to noise ratio ≥ 50dB
Differential gain ≤ 7%
Differential phase ≤ ± 3
Audio Features
Audio input level ≥ 100mV
Audio Input Impedance 1K -10KΩ unbalanced
Maximum Deviation ± 50KHZ
Audio harmonic distortion 40HZ-150HZ ≤ 2%
FM SNR ≥ 60dB