Re: [OM] It'sPi Day!--now Day after Pi Day!-- Mandatory list assignments

[Ken Norton]

> Thanks for the hint. In fact I was thinking of the following generation of
> dual-in-line versions - the "Minitron"
>
> https://www.google.co.uk/search?q=minitron+display&newwindow=1&source=lnms&tbm=isch&sa=X&ved=0ahUKEwii2PWahMjLAhUDOBQKHbMoC28Q_AUICCgC&biw=1227&bih=625
>
> I'll always remember how they gradually dimmed with age until only the
> middle of the filament glowed.


My dad's airplane had radios with those things in it. Couldn't read
them in the daylight.

AG
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