[ARC5] Silly questions ? Again.

[J. Forster]

Telegrapher@worldnet.att.net wrote:

> SOme were and some weren't.  I think later in the war they started leaving
> them in the pure aluminum finish.  Paint adds weight of course. Although it
> does protect to some extent against corrosion.  Constant upkeep on the paint
> jobs and leaving them unpainted saved money as well.

What surprises me is the almost total lack of primer and how poorly the black
wrinkle finish sticks to the aluminum. Does anyone know why they didn't prime or
chromate the radios first? Weight? Cost? Production speed by omitting a painting
step?  Short anticipated service life?

John