Brad Gilmer
Latest articles by Brad Gilmer
Networking and control systems
By Brad Gilmer published
Users who are building large-scale facilities are now spending more on software integration than they are on hardware. As the chairman of a SMPTE committee
File interchange formats
By Brad Gilmer published
If you are going to exchange video and audio using computers, you have two choices. The first is streaming; the second is file transfer. Broadcasters
File interchange formats
By Brad Gilmer published
A file format is a wrapper into which a system places video, audio and metadata. Stream transfers (using PAL, NTSC, SDI or even SDTI) will co-exist with
Managing bandwidth between television facilities
By Brad Gilmer published
Last year I discussed some of the issues surrounding bandwidth management inside television facilities. This month we will look at the issue of bandwidth
Storage area networks
By Brad Gilmer published
Storage area networks (SANs) allow multiple processors to share a pool of common storage. It is a powerful solution for sharing content across a homogeneous
Set-top boxes
By Brad Gilmer published
Quick, answer this question: After your signal leaves the antenna, what device receives it at the other end? If you answered "a television," you are both
Bandwidth management
By Brad Gilmer published
Bandwidth management is a rela-tively new topic for many of us. Routing a VTR to a monitor does not involve a calculation to determine if the router has

Troubleshooting networks
By Brad Gilmer published
Learn to locate “invisible” servers, and how to setup firewalls for specialized applications in this tutorial on troubleshooting networks for broadcast operations.

Network security
By Brad Gilmer published
It goes without saying that allowing everyone physical access to on-air or technical core areas is a physical threat
Network-attached storage
By Brad Gilmer published
Find out how workstation users with different operating systems can share files on a common server.
Storage area networking
By Brad Gilmer published
Find out how SAN works and whether it is best for you.

Virtual LANs
By Brad Gilmer published
The term VLAN stands for virtual local area network. To understand VLANs, let's start with a network design that does not employ VLANs. Figure 1 shows

Remote monitoring and control
By Brad Gilmer published
Remote monitoring and control of broadcast facilities is nothing new. Does anyone remember transmitter remote control systems based on telephone stepper

Networking tutorial, part 2
By Brad Gilmer published
When a new project comes up, it is very tempting to dig into the drawer to see if you have the hardware you need

Professional video and film file formats
By Brad Gilmer published
MXF, when combined with Descriptive Metadata Scheme 1 (DMS-1) is a powerful enabling technology
ATM for broadcast
By Brad Gilmer published
Asynchronous-transfer mode (ATM) is the workhorse of modern telecommunications. Disocver how this workhorse evolved and how it performs the considerable feat of carrying digital broadcast signals.

Networking video
By Brad Gilmer published
Understand these five issues related to moving video over packetized networks

High-availability networks
By Brad Gilmer published
For some time now, on-air facilities have relied on Ethernet networks. In many cases, these networks have grown organically over time. As more equipment
Video over IP
By Brad Gilmer published
New standards allow broadcasters to use video over IP for video transport.

Backing up critical data
By Brad Gilmer published
When it comes to protecting data, broadcasters have it rough. Not only do they face all of the normal IT issues with protecting important desktop business

IP addressing basics
By Brad Gilmer published
Understanding how IP addresses are assigned can help maintain critical broadcast networks

Putting it all together
By Brad Gilmer published
Broadcasters are becoming more dependent on their IT-based infrastructures every day. It is increasingly important to have a solid network to support
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