On the Radio-sound Battery. II

High Tension Battery

Abstract

To reply the demand of high tension battery, a new device is given in the construction of the dry battery. According to this device, two kinds of 22.5 volt battery are constructed which weigh respectively 99 and 35 gr and can be discharged respectively for 10.8 and 2.5 hours under the constant load of 5000Ω until terminal voltage drops to 17 volt.