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A.C. Power Valves

froR those who cannot afford to make. a complete change-over from ordinary to A.C. valves, it is quite practicable to lighten the load on the accumulator by driving the filament of the output or power-valve direct from the mains. A step-down transformer is required to reduce the A.C. voltage to that taken by the valve, The valve filament terminals are connected directly across the secondary winding, which is preferably centre tapped to earth.

This article text was automatically generated and may include errors. View the full page to see article in its original form.I whakaputaina aunoatia ēnei kuputuhi tuhinga, e kitea ai pea ētahi hapa i roto. Tirohia te whārangi katoa kia kitea te āhuatanga taketake o te tuhinga.
Permanent link to this item
Hononga pūmau ki tēnei tūemi

https://paperspast.natlib.govt.nz/periodicals/RADREC19320108.2.49

Bibliographic details
Ngā taipitopito pukapuka

Radio Record, Volume V, Issue 26, 8 January 1932, Page 15

Word count
Tapeke kupu
76

A.C. Power Valves Radio Record, Volume V, Issue 26, 8 January 1932, Page 15

A.C. Power Valves Radio Record, Volume V, Issue 26, 8 January 1932, Page 15

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