Highfields Amateur Radio Club
Glossary of Radio Terms.

Appendix:
Battery Details.

These batteries are both listed as POSSIBLE replacements for the 8.4, 9.45 or 9.8 volt Mercuric Oxide versions (6MR9, 7MR9 etc).

Check the specs for yourself and decide which would better suit your equipment.

Equivalents:

206:
1611, 1161M, 206, 6MR9, 7MR9, A1611, B206/L6, E-126, E126, ER-206, Eveready 206, H-6D, H-7D, MR9, No. 206, TR-126,

E177:
1606, 1606A, 1606M, 177A, A177, E177, E-177, EN177, EN177A, EN177S, H-7C, PC177A, PC177S, S177, TR-177, TR-177R, 7LR44, 7MR44, 7NR44,

Image
not to scale.		 Common
Name.		 Dimensions.
Length × Diameter.		 Chemical Composition. Nominal Voltage.
206. 50.8 mm × 18.6 mm

Contacts:
Positive contact raised area.
Negative contact flat.

 Alkaline,

(Mercury, now banned).

 9 volts,

(Mercury were 8.4 or 9.45 volts).

E177. 48.5 mm × 13.9 mm

Contacts:
Small snaps, 1 either end.

 Alkaline,

Silver Oxide (Ag2O),

(Mercury, now banned).

 10.5 volts.

(Mercury were 9.8 volts).

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