EDN

Digital countdown timer may never need battery replacement

Comprising a microprocessor, an LCD, a 32.768-kHz crystal, and little else, the basic countdown-timer circuit in Figure 1 operates from a commonly available CR2032 lithium-coin-cell battery. Based on ...
CNET

NASA gets fancy digital countdown display, retires Apollo clock

NASA's new countdown clock for space missions is a lot like a football stadium display and way more advanced than the old analog one it's replacing. Freelance writer Amanda C. Kooser covers gadgets ...
Florida Today

KSC countdown clock ticks down to final T-0

Time is running out on one of the world's most famous timepieces. Within weeks, NASA plans to replace the digital countdown timer featured prominently in broadcasts and images of Kennedy Space Center ...
Variety

Turner Tests TV Commercials With On-Screen Timer That Ticks Down Seconds Until Program Returns

TV viewers, generally speaking, hate ads. Now Turner Broadcasting — hoping to deter audiences from skipping or tuning out commercials — has ripped a page from the online-video playbook with the test ...
Gizmodo

The History of NASA’s Iconic Countdown Clock (And a Look at the New One)

A few days ago every space enthusiast got sentimental when, after 45 years of operation, the iconic countdown clock at NASA’s Kennedy Space Center’s Press Site was disassembled for removal. Perhaps ...