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B battery

American  

noun

Electronics.
  1. an electric battery for supplying a constant, positive voltage to the plate of a vacuum tube.


Etymology

Origin of B battery

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A, aerial; E, earth plate; F, coherer; M, multiplier; C, condenser; R, relay; B, battery; E, earth plate.

From Hertzian Wave Wireless Telegraphy by Fleming, John Ambrose

As these rising and falling currents act on the pulsating currents from the B battery which flow through the detector tube and the headphones you will hear them as beats.

From The Radio Amateur's Hand Book by Collins, A. Frederick (Archie Frederick)

This battery will give a greater life than either the "H", "C" or "B" battery with the same plate area.

From The Automobile Storage Battery Its Care And Repair by Witte, Otto A.

The Philadelphia Radio "B" battery, type 224-RB, Fig.

From The Automobile Storage Battery Its Care And Repair by Witte, Otto A.

I, induction coil; M, multiplier; B, battery; A, aerial; F, filings tube; R, relay; E, earth plate; C, condenser.

From Hertzian Wave Wireless Telegraphy by Fleming, John Ambrose

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