nSTREAMS Technologies, Inc. - Leader in digital and analog video streaming technology.

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Digital Cable Solutions

A revolutionary patented digital video storage and streaming technology utilizes open architecture and PC-based components to ensure Low Cost Of Ownership. Through patented RAID-X design, we offer an extremely reliable fault

A totally scaleable architecture enables us to offer a full line of Digital Media Servers with different numbers of channels and different storage sizes to meet all scales of applications. This also ensures that nSTREAMS systems are able to grow as our customers grow.

Digital Cable: An Overview
PDF: 35KB/ 11 pgs

MPEG-2 Program Stream real time decoding at an aggregate bandwidth of 160Mbps
Higher aggregate bandwidth can be achieved by adding expansion modules
Variable bit rate MPEG-2 decoding supported
Decodes at both D1, half D1, SIF and CCIR-601 resolutions
Both NTSC and PAL are supported in the same machine
8 to 36 streams in a single low profile small footprint chassis
Industrial grade chassis
High MTBF Ultra SCSI hard drives to store digital content
Optional hot swappable drive array
Optional patent pending software RAID module
Closed captioning on each channel
3:2 Pulldown for film rate support
Automatic playback based on a pre-defined schedule
Full range of networking and expansion options
Allows remote system management

Data Formats

1.5-6 Mbps Constant Bit Rate MPEG-2 Program Stream
Variable Bit Rate MPEG-2 Program Stream
1-15 Mbps MPEG-1 System or Elementary Stream
MPEG-2 Packetized Elementary Stream (PES)

Video Formats

NTSC and PAL
CCIR-601 and SIF

Frame Rate

24 to 30 fps

Control Interfaces

10 Base-T Ethernet or 100 Base-T Fast Ethernet (SUN RPC) (Optional)
RS-232 Serial Connection (Command Entry)
PC/AT Keyboard Connection
PS/2 Keyboard Connection

Video Output

Output Level	1 volt peak-to-peak
Frequency Response:	0 to 4.2 MHz0 dB ±0.2 dB
	5.8 MHz-6 dB ±0.2 dB
Chrominance To Luminance Gain Inequity	±4 IRE
Differential Gain:	5%
Differential Phase:	±1.3°
Signal-to-noise ratio:	60 dB
Color Burst Amplitude	40 IRE ±1 IRE
Sync Amplitude:	40 IRE ±1 IRE
Channel To Channel Crosstalk:	TBD

Audio Output

Frequency Response	20 Hz to 20 kHz ±1 dB
Line Output Level:	0 VU = +4 dBm, balanced output
Signal-to-noise ratio	78 dB minimum
THD:	< 0.04% @ 1 kHz at +4 dBm output
Stereo Separation:	> 90 dB
Channel To Channel Crosstalk:	TBD

Connectors

Output:	1 video BNC connector per channel
	1 pair of stereo audio BNC connectors per channel
System:	1 RJ-45 Ethernet connector
	1 PC/AT Keyboard connector or PS/2 Keyboard connector
	1 PC Parallel port connector
	2 DB-9 RS-232 Serial port connectors
	1 DB-15 VGA monitor connector
	1 to 4 SCSI-2 connectors

Options

Hot swappable drive array
Software RAID, patent pending
Hardware RAID controller
Additional decoder modules
Additional storage modules
High speed local and wide area network connections
Dual power supply

Environmental

Operating Temperature: 5 to 40° C
Humidity: 10% to 90% non-condensing
Altitude: 0 to 10,000 feet

Electrical

VAC: 110V/60Hz or 220V/50Hz Switchable
Current: 4.0 to 10.0 Amps.

Physical

Dimensions: 10.5" (6RU)H x 17"W x 18"D
Weight: 80 to 100 lbs
Mounting: 19" EIA rack mount

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