Simple Homemade Battery Charger
An article describes a compact storage battery charger using a 150-watt toy transformer a two ampere Tungar bulb and a strap key switch. It explains filament wiring across the 14 volt taps and a starting method using the C1 C2 contact to light the bulb then maintain operation with automatic charging.
MENTIONED IN THIS ARTICLE
C. M. Delano
Radio Journal
Several Methods for Graining Your Panel
The article outlines methods for graining a panel using No 000 sandpaper rubbed in straight strokes, then oiled with care to avoid dust buildup. It also describes using powdered pumice stone with cloth and warns against emery cloth as it scratches too deep.
Battery spill neutralizers protect cloth from acid damage
A spilled battery acid can eat into fabric fibers. ammonia or bicarbonate of soda are used to neutralize the acid and prevent further damage to clothing.
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