Highfields Amateur Radio Club
Glossary of Radio Terms.

Appendix:
Battery Details.

Do not confuse with the 711 just because some manufacturer decided to drop the 4 from 4R25-2

Equivalents:

918A, 918D, 918CD, 991, 1231, 4R25-2, 4LR25-24, 4R25-2C, 4R25-2P, Big Lantern, Double Lantern, EV131, Lantern 6V (Big), MN918, R25-2,

Image
not to scale.		 Common
Name.		 Dimensions.
Height × Width × Length.		 Chemical Composition. Nominal Voltage.
Lantern 6V (Big). 114.3 mm × 58.4 mm × 137.1 mm

Contacts:
Marked screw posts.

 Zinc Chloride,

Alkaline.

 6 volts.

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