4 Bộ điều chế mã hóa kênh HDMI CVBS H264 ISDB-T
Intended use
This modulator is used to feed audio-video signals through the HDMI connector into a coaxial cable network. Signals form surveillance cameras, media-players, satellite receivers or computers. The signal is RF-modulated and available to any number of receivers (TV, set-top-box) over long distances.
Tính năng
- Support output resolutions up to 1080 60P
- LCD display, key buttons & Web controlled, updated via Web
- Install multiple units onto TV system
- Compact and wall mountable, good ventilation for the device
Đặc điểm kỹ thuật
Encoding Section-Video
Encoding: MPEG4 AVC/ H.264
Interface: 4xHDMI
Nghị quyết
đầu vào: 720@50p,720@60p 1080@50i/p,1080@60i/p
Output: Max.1080@30p
Bit rate: 5-25Mb/giây
Encoding Section Audio
Encoding: MPEG-1 Layer2, AAC
Sample rate: 48KHz
System:
Management LCD + Control buttons/Ethernet
Ngôn ngữ: Tiếng Anh
Upgrade: Ethernet
Modulator Section
MER: Typ. 35dB
RF range: 100~900MHz, 1KHz step
RF output level: 100dBμV(30dB Attenuation)
Standard: ISDB-T
Constellation: QPSK, 16QAM, 64QAM
Code rate: 1/2, 2/3, 3/4, 5/6, 7/8
Khoảng bảo vệ: 1/4, 1/8, 1/16, 1/32
Cách thức: 1-3
Time Interleave
Mode1: (I=4, 8, 16)
Mode2 (I=2, 4, 8)
Mode3 (I=1, 2, 4)
General
Power supply: AC 100-240V 50/60Hz
Kích thước: 484×135×44mm
Cân nặng: 1150g
Users Manual
4 Hướng dẫn sử dụng Bộ điều chế mã hóa kênh HDMI CVBS H264 ISDB-T
isdb-t.com_buyer –
This 4-channel encoder modulator is the ultimate all-in-one solution for our broadcasting and security needs! The ability to encode and modulate both HDMI and CVBS inputs simultaneously is a massive time-saver, effortlessly merging modern and legacy camera feeds into a single, streamlined system. The H.264 encoding ensures superb video quality at low bitrates, drastically saving on storage and bandwidth, while the ISDB-T modulation allows us to broadcast channels over the air to countless TVs without any set-top boxes. Setup was surprisingly straightforward with a clear web interface, and its rock-solid reliability has been proven over months of 24/7 operation. It has completely eliminated our dependency on multiple single-channel devices, saving us space, power, and complexity. An indispensable professional workhorse!