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Sierra Video Systems 88DE
8 x 8 Serial Digital Video and AES/EBU Digital Audio Routing Switcher
Sierra Video Systems 88DE
The Lassen 88DE serial digital video and AES/EBU digital audio routing switcher is ideal for digitally equipped remote production and small post-production facilities. Video boards in the 88DE have a data rate up to 360 Mbps and employ BNC connectors.The Lassen family offers adjustable audio gain & attenuation on a per-channel basis, the ability to select from our full line of advanced, programmable SCP control panels, and built in RS-232/RS-422 control.
Lassen Video & Audio Specifications
| Analog Video | |
| Input impedance | 75 ohm nominal |
| Input connector type | BNC |
| Video input level | 300mV to 2.5V p-p |
| Video bandwidth | > 100MHz @ -3dB |
| Crosstalk | 80 dB @ 1MHz -47 dB @ 100MHz |
| 1 input to many outputs | All electrical specifications remain the same |
| Video gain | Unity (adjustable per channel +/- 1.5 dB) |
| Analog Audio | |
| Maximum input amplitude | +24 dBu |
| Input impedance | > 20K |
| Output impedance | < 50ohm |
| Voltage gain (adjustment range if any) | Unity: +- 0.75 dB max (+- 0.25 typical) Input Adjust Range: -8 dB to +20 dB Output Adjustment Range: +15 dB to Fully off (Mute) |
| Frequency response | 20 Hz to 20KHz +- 0.5 dB (typical -3dB @ 120 KHz) (unity gain) |
| S/N Ratio (20 to 20 KHz) | 96 dB (20-20KHz unweighted - unity gain) |
| Crosstalk (all inputs hostile) | < -80 dB @ 1 KHz (unity gain) < -60 dB @ 10 KHz (unity gain) |
| IM & THD (20 to 20 KHz) | THD: < 0.025% (20Hz - 20Khz @ +4 dBu) (unity gain) IM: < 0.025 SMPTE-DIN @ +4 dBu (unity gain) < 0.01 % CCIF @ +16 dBu (unity gain) |
| Maximum output amplitude | +24 dBu Balanced +18 dBu unbalanced |
| Audio Connectors | 5 pin per stereo input or output Every IO can be connected to be either balanced or unbalanced. |
| High Definition | |
| Data rates | 19 Mbps - 1.485 Gbps |
| Data types | SMTE 310, SMPTE 259, DVB-ASI |
| Input cable equalization range | 0 - 100 meters for SMPTE 292, Belden 8281 0 - 300 meters for all other stds, Belden 8281 |
| Input return loss | > 15 dB |
| Output level | 800 +/- 10% mVp-p |
| Output jitter | < 0.2 UI |
| Output return loss | > 15 dB |
| Signal Connectors | BNC |
| Serial Digital Video | |
| Data rates | 19 Mbps - 1.485 Gbps |
| Data types | SMTE 310, SMPTE 259, DVB-ASI |
| Input cable equalization range | 0 - 300 meters, Belden 8281 |
| Input return loss | > 15 dB |
| Output level | 800 +/- 10% mVp-p |
| Output jitter | < 0.2 UI |
| Output return loss | > 15 dB |
| Signal Connectors | BNC |
| Digital Audio | AES3 | AES3id |
| Interface | Balanced | Unbalanced |
| Connector | XLR / Pheonix | BNC |
| Input / Output impedance | 110 ohm | 75 ohm |
| Output level | 2-7 V p-p | 1 V p-p |
| Cable | STP | Coax |
| Maximum distance | 100 m | 1000 m |
| Minimum input | 320 mV p-p | 320 mV p-p |
| Equalization | Optional | Optional |
| Jitter | < 0.025 UI p-p @ 48KHZ | < 0.025 UI p-p @ 48KHZ |
| Data rates | 32KHz - 96KHz | 32KHz - 96KHz |
TMGR# 88DE
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