4K HD-SDI Output Card for PM Switchers

The PM-SOS4-U is an output card for a PureLink PM Switcher, providing four 4K HD-SDI ports with four stereo in ports via female 3.5mm jack. One genlock. in and out port is available.


PureMedia™ (PM) is a complete media and data distribution management solution, proven to work consistently and seamlessly to provide a scalable, configurable, controllable, and reliable HD ecosystem. PureMedia™ offers the only complete, truly modular A/V signal distribution system, delivering the highest quality A/V and control signals where you need it to be, in real time, every time.

Ultra HD/4K
PureMedia offers a complete catalog of distribution and extension solutions for Ultra HD/4K connectivity that can be customized for any application. From 4K matrix switcher frames to 4K extenders, all with TOTALWIRE™ (HDMI, HDBaseT, and Fiber) cabling, PureMedia solutions deliver a more seamless transition to 4K connectivity than any other provider.

Universal Cross-Platform Architecture
Advanced Cross-Platform Switching Technology allows any input, any frame rate, and any format to be converted to any output variation desired, with support for HDMI v1.4, DVI, 3G/HD-SDI, VGA/Component, Fiber Optic, and HDBaseT.

Fully Modular and Expandable
The modular, slot card build of PM Matrix Switchers (fully expandable from 4x4 to 256x256), combined with a comprehensive selection of input and output cards, provide endless combinations of connectivity and formats.
Use the PureMedia Configurator to build your PM Matrix Switcher - complete with I/O card options, cables, extenders, and accessories.

Motore™ 4K Scaling
PureMedia matrix switching systems powered by Motore™ provide comprehensive features including Ultra HD upscaling and downscaling, frame rate conversion, smooth motion performance, crisp imaging, as well as auto-scaling for seamless reproduction on every display.

PureMedia matrix switching systems provide diagnostic information of input signals, displays, slot cards, and connectivity. An assortment of test patterns is available to confirm output connections and display/image verification at various resolutions.

EDID Management
The PM product line is the only matrix switching system that automatically scales each output to match the EDID from the attached displays. The result is a quick, clean switch from source to display without any disparities in the image size, position, or aspect ratio. PureMedia matrix switchers provide the most comprehensive EDID management system available, ensuring proper image display without the need for additional emulation devices.

With intuitive touch screen menus and a complete external control command set, PureMedia provides the features and functions that meet the unique requirements of each application. Third party control modules allow remote operation and automation of PM matrix switchers, providing a fully customizable solution that delivers a seamless user experience.

4K HD-SDI Output Board (PM-SOS4-U) Specifications 

Number of Port

4 3G/HD-SDI ports

Connector Type

Female BNC connector

Nominal Level

0.8 Vp-p ±10 %


75 ohm

Return Loss

< -15 dB @ 1 MHz to 1.5 GHz

Equalization Input Cable
Equalization Distance

Automatic or manual SDI: 150m / HD-SDI: 100m / 3G-HD-SDI: 50m

DC Offset

± 0.5 mV with Input at 0 offset




<0.3 UI

Rise and Fall Times(20%-80)

135psec≤ Rise time / fall time @2970Mbps

Maximum Data Rate

2.97 Gbps

Auto Data Rate Lock


Data Types

8 bits or 10 bits

Operation Standard


ITU-RBT.601, ITU-RBT.1120

Single Board Weight

1.5 lbs (0.68 kg)


PureLink's breakthrough 3G SC-DS 1 converts any DVI/HDMI signal to HD-SDI. The new interface consists of a single 3 Gb serial link. and is standardized in SMPTE 424M for up to Dual Link HD-SDI. The new SC-DS 1 can now support up to 1080p native resolution, and is compatible with PureLink's HDG-8000 Pro Hand-held Test Pattern Generator.



PureLink's breakthrough 3G SC-SD 2 converts 3G-SDI to DVI/HDMI. The new interface consists of a single 3Gbit serial link, and is standardized in SMPTE 424M for up to Dual Link 3G-SDI. The new SC-SD 2 can now support up to 1080p native resolution. Field tests by several broad stations in Southeast Asia over the past year have confirmed the SC-SD 2's reliability and compatibility with existing platforms. (Not HDCP Compliant)



PureLink’s EZ-S 3G-SDI Over Fiber Extender offers a simplified video transport system, transmitting multi-rate signals including SDI, HD-SDI, and 3G-SDI at resolutions up to 1080p over a 1-channel fiber cable assembly.