Latest articles by Bob Kovacs
Doherty Amplifiers Push Efficiency
Although there have been many developments in amplifiers over the decades, some DNA from Doherty’s design is now making its way into modern television transmitters.
A Video Review of the 2016 GV Expo
Here is a quick look at the 2016 Government Video Expo & National Drone Show, which was held Dec. 7-8 at the Washington D.C. Convention Center.
Products Turn Heads at GV Expo & National Drone Show
The 2016 Government Video Expo & National Drone Show flung open the doors to its exhibition floor at 10 a.m. Wednesday, and attendees streamed in to see the goodies.
Itʼs a SMPTE Century
The pace of technology change is rocketing at warp speed, and the Society of Motion Picture and Television Engineers, now celebrating its 100th anniversary, stands in the middle of that change.
GV Expo & National Drone Show Busy with Presentations, Raffle
The second and last day of the Government Video Expo & National Drone Show saw attendees return to the hall for a slate of presentations, product demos and the Expo’s highly anticipated free raffle.
NAB Show Product Preview: Remote & Satellite
There used to be just a couple of ways for a broadcaster to get a good quality signal from outside the studio: microwave and satellite.
NAB Show Product Preview: Fiber, Cable & Connectors
Most of the best gear in the world is worthless without the means to connect to other devices, so paying attention to the seemingly mundane topic of cables and connectors is important.
Review: BenQ PV270 Post-Production Monitor
BenQ loaned me a PV270 post-production monitor that targets the needs of video editors.
Solid-State Transmitters: A Conversation with Rich Redmond
Recent advances in high-frequency transistors has led to solid-state UHF transmitters that challenge the power outage and efficiency of multi-stage depressed collector IOT designs.
LG, GatesAir, Zenith to Conduct Six-Month OTA ATSC 3.0 Tests
A team from LG, Zenith and GatesAir will use an abandoned UHF transmitter at Tribune Media station WJW to conduct extensive on-air tests of its Futurecast ATSC 3.0 physical-layer technology proposal.
Gearing Up for the 2015 NAB Show
This may strike you as a bit early to be thinking about the 2015 NAB Show, but it’s been on our minds here in the editorial office for some weeks.
HD Camera Monitor Shines in Field
Trying to focus with only a camera’s viewfinder or 3.5-inch flip-out display can lead to disappointment at edit time, as you discover that critical shots are just a bit out of focus.
