Ads
related to: portable battery operated time clocks for office freefreshdiscover.com has been visited by 100K+ users in the past month
ebay.com has been visited by 1M+ users in the past month
top6.com has been visited by 100K+ users in the past month
Search results
Results from the WOW.Com Content Network
In August 1971 the company introduced the HC-1000. This was a portable battery operated cassette recorder featuring microphone compartment, carry handle and auxiliary input as well as mains adaptor. The machine was promoted throughout the UK during 1972 as a reduced price offer at petrol stations with 6 vouchers required to secure the offer.
In 1975, JVC introduced the first combined portable battery-operated radio with inbuilt TV, as the model 3050. The TV was a 3-inch (7.6 cm) black-and-white CRT. One year later, JVC expanded the model to add a cassette recorder, as the 3060, creating the world's first boombox with radio, cassette and TV. [citation needed]
In the United Kingdom, Kit Williams produced a series of large automaton clocks for a handful of British shopping centres, featuring frogs, ducks and fish. Seiko and Rhythm Clock are known for their battery-powered musical clocks, which frequently feature flashing lights, automatons and other moving parts designed to attract attention while in ...
The time clock station tracks employee hours with a swipe card or pin. This type of punch clock is prone to buddy punching, where employees clock in for other employees. Meanwhile, workers can ...
The electric clock market grew rapidly in the 1930s, and Telechron's patented power interruption indicator gave his clocks an advantage over competing synchronous clocks, but by the 1950s battery-operated clocks that weren't dependent on the power grid took market share, and in the 1960s the quartz clock replaced synchronous clocks.
The Atomichron was the world's first commercial atomic clock, built by the National Company, Inc. of Malden, Massachusetts. It was also the first self-contained portable atomic clock and was a caesium standard clock. More than 50 clocks with the trademarked Atomichron name were produced. [1] [2] [3] [4]
Ads
related to: portable battery operated time clocks for office freefreshdiscover.com has been visited by 100K+ users in the past month
ebay.com has been visited by 1M+ users in the past month
top6.com has been visited by 100K+ users in the past month