B-ATSC-HDMI-1CH
1 Ch HDMI, YPbPr & CVBS to ATSC HD Encoder RF Modulator
QuestTels's all-in-one 1 Channel Full HD Compact Encoder Modulator which integrates encoding MPEG-2, MPEG-4/H.264 modulation to convert HDMI/YPbPr /CVBS signals to digital RF output. The B-ATSC-HDMI-1CH is ideal solution to distribute HD 720p / 1080i / 1080p Video Signals to an unlimited number of HD Television over the existing coax cables. QuestTel Encoder/Modulator capable of modulating QAM DVB-C or DVB-T or ATSC. Also our Encoder Modulator series products are wildly used in public places such as the metro, market hall, theatre, hotels, restaurants and etc for advertising, monitoring, training and educating in company, schools, campuses, hospitals.
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MPEG-2, MPEG-4 AVC/H.264 HD video encoding
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MPEG1 Layer II, MPEG2-AAC, MPEG4-AAC, DD AC3 2.0 audio encoding
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Support DD AC3 (2.0/5.1/7.1) passthrough
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1* HDMI/YPbPr/CVBS channels in
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1*RF in for RF mix
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1* DVB-C/DVB-T/ATSC /ISDB-T (Optional) - RF out in one device
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Video recording and playback through a USB
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LCN (Logical Channel Number) support
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VCT (Virtual Channel Table) support
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Excellent modulation quality
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LCD display and buttons control
| Encoding Section | |
| Video Encoding | MPEG-2, MPEG-4 AVC/H.264 |
| Interface | x1 HDMI/CVBS/YPbPr |
| Resolution |
HDMI: 1920*1080_60P,1920*1080_50p (for MPEG-4 AVC/H.264 only) 1920*1080_60i, 1920*1080_50i;1280*720_60p, 1280*720_50p CVBS: 720x576_50i (PAL);720x480_60i (NTSC) YPbPr: 1920*1080_60i, 1920*1080_50i;1280*720_60p, 1280*720_50p |
| Bit rate | 0.500~19.500 Mbps |
| Audio Encoding | MPEG1 Layer II, MPEG2-AAC, MPEG4-AAC, DD AC3 2.0 AC3 Passthrough |
| Interface | HDMI/1 Stereo /2 mono |
| Sample rate | 48KHz |
| Bit rate | 64, 96,128, 192, 256, 320, 384kbps |
Pdf User Manual: B-QAM-HDMI-1CH
CATV QAM Channel Center Frequency
ATSC Channel Center Frequency Chart
| RF Section | |
| MER | ≥42dB |
| RF frequency | 30~960MHz, 1KHz step |
| RF output level | -16~ -36 dBm (71~91 dbµV), 0.1db step |
| DVB-C Modulator Section | |
| Standard | J.83A (DVB-C) / J.83B / J.83C |
| Constellation | 16/32/64/128 /256 QAM |
| Bandwidth | 6-8M |
| Symbol rate | 5000-9000 Ksps |
| DVB-T Modulator Section (Option) | |
| Standard | DVB-T COFDM |
| Constellation | QPSK, 16QAM, 64QAM |
| Bandwidth | 6M, 7M, 8M |
| Code rate | 1/2, 2/3, 3/4, 5/6, 7/8. |
| Guard Interval | 1/32, 1/16, 1/8, 1/4 |
| Transmission Mode: | 2K, 8K |
| ATSC Modulator Section (Option) | |
| Standard | ATSC A/53 |
| Constellation | 8VSB |
| ISDB-T Modulator Section (Option) | |
| Standard | ARIB STD-B31 |
| Constellation | DQPSK,QPSK, 16QAM, 64QAM |
| Bandwidth | 6M |
| Guard Interval | 1/32, 1/16, 1/8, 1/4 |
| Transmission Mode | 2K, 4K, 8K |
| System | |
| Management | Local control: LCD + control buttons |
| LCN Insertion | yes |
| General | |
| Power supply | DC 12V |
| Dimensions | 144x238x52mm |
| Weight | Approx 1kg |
| Operation temperature | 0~45°C |
Disclaimer: Products, specifications and data are subject to change without notice, to improve reliability, function, design or otherwise.
QuestTel shall have no liability for any error or damage of any kind resulting from the use of this document.
