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Tech Tuesday: Prolonging battery life
MADISON (WMTV) -- Tuesday is National Battery Day, so in this Tech Tuesday segment AT&T's Caleb Drolshagen has some tips to help juice your battery life and keep that phone charged longer.
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Prolonging battery life [telecom]
Feb 19, 2020
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Historical Note:
100 years ago Columbia, a predecessor of Eveready, advertised its No. 6 dry cell.
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In 1921 Columbia advertised a No. 6 dry cell specifically for telephone service.
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(This magazine has various articles and ads on telephony of
100 years ago.)
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