KD-BC-8UL 4K Director Switcher for Studio, live, recording console


KD-BC-8UL 4K Director Switcher for Studio, live, recording console

1. Broadcast-grade 4K hardware high-definition switcher;

2. Built-in digital mixer, analog mixer and audio hardware delayer;

3. Micro SD/TF Card storage, recording as TS-MPEG2;

4. RTMP push live broadcast;

5. Director call and Tally system;

6. High-definition 10-screen split display;

7. Camera PTZ control, preset position control, white balance adjustment, aperture adjustment, etc.;

8. SDI input interface with camera power supply and power supply protection, realizes a 75Ω coaxial cable to transmit 3G-SDI video, audio, PTZ control, TALLY and power supply;

9. Application: studio, on-site multi-camera recording, education recording and broadcasting, media live broadcasting, live broadcasting of various conferences and events;

10. Size: 440mm×245mm×85mm; Weight: about 4.5kg;

Product Detail

Product Tags

Product specification sheet

Model KD-BC-8UL
Powered By AC110V-240V,50Hz,80W
Operating Temperature 0-40℃
Size (l×w×h)425mm×340mm×120mm
Weight 4.5kg
Video Input 3G-SDI×8,HDBaseT(4K)×4,HDMI(4K)×2,3840×2160
Signal Specifications 2160/30p,2160/25p,1080/60p,1080/60i, 1080/50p,1080/50i
Video Output HDMI×2, SDI×2
Audio Input Stereo (L,R) In Rca×5,Mic XLR×5
Audio Output Stereo (L,R) Out RCA×1,Balanced XLR Out×2,Monitorф3.5×1,Playback Monitorф3.5×1,The Director Calls Micф3.5×2
Other Interfaces RJ45×1,USB×2,TF×1,WIFI
Director Newsletter TALLY MINI XLR OUT×8,Director calls
Video Switching 3G-SDI×8,HDMI(2.0)×2,HDBaseT(4K)×4,3840×2160,RGB4:4:4,YCbCr4:4:4
Mixer Digital Mixer×5,Analog Mixer×5,Audio Hardware Delay Device×2
Record 3840×2160 30P, MP4
Live Streaming Rtmp
Delay Broadcast Audio and Video hardware delay broadcasting system;(Non Standard)
CC/Subtitle Subtitle system,Virtual matting system;(Non Standard)

Product description

1. ☆Video input: 8 groups of 3G/HD-SDI input, 2 groups of HDMI input, support 2160P30Hz、2160P25Hz、1080i60Hz、1080P60Hz、1080i50Hz、1080P50Hz, and other signal input; built-in HD subtitle machine input interface, the interface is HDMI or SDI; output: 2 Groups of 3G/HD-SDI and 2 groups of HDMI high-definition video output at the same time;

2. ☆ Audio input: 5 groups of XLR balanced audio inputs, supporting LINE and MIC modes, and each with a 48v phantom power switch, 5 groups of RCA (R, L) stereo input, 5 groups of SDI, HDMI digital audio plus De-embedding input; output: 2 groups of XLR balanced audio output, 1 group of RCA (R, L) stereo output, 3.5mm audio monitor output;


3. ☆Hardware special effects console: 4K mixed kernel 3840*2160, lossless compression switcher, eight-channel hardware ultra high-definition mixed special effects console, built-in frame synchronizer, realizing 4:4:4 uncompressed full frame zero second hard cutting, special effects switcher provides T-shaped damping transition controller, also It can support single-key hard cutting and automatic switching, with a resolution of 1920×1080, providing hundreds of special special effects, pre-made portraits, fade in and out, and picture-in-picture, etc., built-in picture-in-picture position control;

4. ☆Monitoring system: with 10-screen high-definition split display output, respectively displaying 8 input signals and 2 output signals;

5. ☆Audio processing: built-in digital mixer, analog mixer, and audio delayer, audio embedding and de-embedding, to realize the mixing of digital audio and analog audio, five groups of SDI, HDMI, HDBaseT digital add and de-embed audio, five groups of XLR professional microphones or balanced audio, analog plus digital with five groups of 48V phantom power and five groups of RCA (R, L) stereo audio, SDI embedded audio IN × 5, HDMI embedded audio × 2, HDBaseT embedded audio × 4 The hardware mixing console is equipped with mic preamp and audio processing, seven groups of volume adjustment faders respectively control the volume of digital audio, analog audio, and main output audio, two groups of XLR balanced output, 1 group of RCA (R, L ) Stereo output, two sets of HDMI digital audio embedded output and 1 set of SDI digital audio embedded output, built-in audio hardware delay system, adjust the audio speed through the hardware knob to achieve accurate audio and video synchronization;

6. Camera PTZ control system: built-in three-dimensional joystick, respectively control the push-pull, tilt and zoom of each camera, provide nine groups of shortcut key preset buttons and two groups of preset position setting buttons, each camera can achieve 100 presets It provides hardware rotary encoder control to select camera address, offers manual and automatic camera precise control system, can set white camera balance, focus, aperture, color, brightness, etc., to meet indoor and outdoor shooting needs;

7. ☆Recording system: Built-in 4:2:0 encoding and recording system to achieve constant frame and constant code recording, built-in broadcast-grade hardware 4K recording system, the recording format is 3840×2160 30P, recording file is an MP4 file, which the recording format can directly import into nonlinear editing system;

8. Other output interfaces: Wi-Fi antenna interface × 1, external interface, SMA-KEW interface, support IEEE 802.11 a/b/g/n/ac, run 5G frequency. Network interface RJ45×1, external interface, 10/100/1000 Mbps Ethernet port.
UART output control camera serial signal, support VISCA control protocol. Antenna frequency range-MHZ: 2400-2500MHZ 5000-5850MHZ, gain-dBi: 3dbi/8db /10db, VSWR: ≦1.5, input impedance-Ω: 50Ω, high power-W: 50W, connector type SMA male ( Inner screw hole) or (inner screw inner needle), antenna size: 160MM*18MM. Micro SD card slot × 1, external interface, to store recording files. USB type-A ×1, external interface, U disk recording.

9. ☆Live: Support FMS live broadcast and release; you can remotely set the release address, push bit rate and resolution, etc.; Live video encoding: H.264 Baseline / Main / High Profile, 4:2:0, maximum support 8Mbps. Audio encoding: AAC LC supports 32 Kbps, 64 Kbps, 96 Kbps, 128 Kbps. Live format: maximum support 1920x1080@60fps. Signal Format: Supports progressive and interlaced signals. Support SRT/NDI live broadcast, the video encoding bit rate resolution of live broadcast is different from the encoding bit rate resolution of recording.

10. ☆Transmission and control: support standard 3G-SDI input, HDBaseT4K input, connect with the camera-controller, realize a 75Ω coaxial cable or network cable control and transmission: camera BNC (high-definition video) signal \ network cable (4K Ultra HD video), camera and XLR audio signal, camera power supply, camera PTZ control, director prompt signal TALLY, only one cable can complete all indications, all management, communication, and power supply transmission between the camera and the director host, maximized Solved the wiring problem of mobile shooting;

11. Built-in automatic director control unit to realize video automatic intelligent director control, semi-automatic control, and manual control. There are three modes for users to switch freely. Just press the record button to start recording and live broadcasting without intervention in the middle. ;

12. Scene switching strategy: automatic switching between teacher close-up, teacher panoramic view, student close-up, student panoramic view, blackboard writing close-up and teaching computer screen, etc., the screen can be switched intelligently and manually, and different switching strategies can be set according to requirements (needs Cooperate);



  • Previous:
  • Next:

  • Write your message here and send it to us