The Electra-7000 is the world's first 1-RU full-resolution multi-channel HD MPEG-4 AVC (H.264) encoder, developed and produced by Harmonic in 2006. As a leader in advanced digital television solutions, Harmonic has deployed tens of thousands of encoders serving countless users worldwide.
Multi-channel HD H.264 Encoder Electra-7000 (ELC-7000) Technical Specifications
Basic Configuration:
DiviCom Electra7000 Four-Channel HD MPEG-4 AVC Encoder Hardware
1RU rack-mounted chassis, AC power supply
4-channel serial digital SMPTE-292M (HD-SDI) video input
Video Specifications
Video Compression: MPEG-4 AVC (H.264) encoding method
Video Processing: Forward Preview Video Processing
Scene transition and fade-in/fade-out/dissolve detection
Dynamic GOP adaptive management, adaptive I-frame and B-frame placement
Input format (1080i or 720P) automatic detection and switching.
Screen Aspect Ratio: 4:3 and 16:9
Video Input Filtering:
Motion Compensated Temporal Filtering (MCTF)
Horizontal Filtration
Video formats: 1080i and 720P
Video resolution: 1080i x 1920, 1440, 1280, 960 pixels
720P x 1280, 960 pixels
Frame rates: 25, 29.97, and 30 (1080i), 50, 59.94, and 60 (720P)
Video low resolution: 96 x 96, 128 x 96, 192 x 192
Encoding Bitrate: 1 ~ 20Mbps (4:2:0 CBR or VBR)
DPI: SCTE-35 triggered by SCTE-104
Audio Specifications
Audio Channels: By default, each video channel has 3 embedded digital stereo audio tracks or 1 Dolby track.
Compared to digital (AC-3) 5.1
Audio channels can be additionally provided through options: 2 to 10 channels of AES/EBU or
S/PDIF digital or analog stereo audio encoding
Audio formats: MPEG-1 Layer 2, Dolby Digital (AC-3), and AAC, HE-AAC native encoding, AC-3 and AAC/HE-AAC passthrough
Analog-to-Digital Conversion Accuracy: 24 bits
Simulation level adjustment: 0~+20 dBµ, step size 0.5 dBµ
Operating modes: Mono, Stereo, Joint Stereo, Dolby Digital (AC-3) 5.1 Channel
Encoding Bitrate: MPEG Layer II: 56 ~ 384 Kbps
Dolby Digital (AC-3): 56 ~ 448 Kbps
AAC: 32 ~ 384 Kbps
HE-AAC: 32 ~ 128 Kbps
Sampling Frequency: 32 kHz, 44.1 kHz, 48 kHz
THD + N: < 0.05% (at 1 kHz and at a 48 kHz sampling rate)
Frequency response: < 3dB (20Hz ~ 20kHz, at 384kbps / 48kHz)
Input and Output
Video Input: Up to 4 channels of serial digital HD-SDI
Audio Input: Embedded audio, additional 2 to 10 pairs of AES/EBU or S-PDIF digital or analog (balanced/unbalanced) stereo
Audio and Video Output: MPEG-2 TS over UDP/IP (redundant backup of 100/1000BaseT),
ProMPEG FEC, IGMP V3, DVB-H RTP/UDP/IP packets, DVB-ASI output (optional)
System Management
NMX Digital Service Manager, web-based management interface, front panel control
Power Requirements
Input voltage range: 85-132VAC or 170-264VAC, 42-60 VDC
AC Frequency: 47-63Hz
Typical Power: ELC-7011 (1 channel) 110W
ELC-7044 (4 channels) 260W
Environmental Requirements
System Cooling: 9 fans, front intake, side exhaust.
Operating temperature: 32-122℉/0-50℃
Storage temperature: -4-176℉/-20-80℃
Operating humidity: <95% non-condensing
Electromagnetic Compatibility:
FCC Part 15 Class A CE mark (EN 55022 Class A,
EN50082-1:1997
Structural Parameters
Dimensions: 1.75 inches (H) × 19 inches (W) × 24 inches (D): 4.45 cm (H) × 48.26 cm (W) × 60.69 cm (D)
Weight: 11kg