Highfields Amateur Radio Club
Glossary of Radio Terms.
Appendix:
Battery Details.
Equivalents:
3, 3R20, 3R25, 4.5 Volt battery block, 736, AD28, H1176, L5043,
Image
not to scale.
Common
Name.
Dimensions.
Height × Width × Length.
Chemical Composition.
Nominal Voltage.
AD28.
102 mm × 32 mm × 100 mm
Contacts:
Large socket Positive.
Small socket Negitive.
Alkaline,
Zinc Carbon.
4.5 volts.
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or
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