Indicator tubes for transistor logic machines.

Roy J. Tellason rtellason at
Sat Nov 10 00:41:55 CST 2007

On Thursday 08 November 2007 16:33, Tony Duell wrote:
> > Reminds me of a question that got thrown at me during a recent job
> > interview.
> > The guy threw three colors at me and asked me what value resistor that=20
> > represented,  which was fairly trivial to answer.  Then he asked me
> > what tolerance it was.  I responded that he didn't mention a tolerance
> > band,  at which point he told me that there wasn't one.
> >
> > "20%,  though I haven't run into one of those in quite a while..."
> Did he pack a set of colours that could have been a prefered value in the
> 20% series? I would have been worried if he'd said something like
> 'Orange, White, Red', since AFAIK 3.9k resistors never made with a 20%
> tolerance...

The colors he said were "green, black red".   Dunno if you'd call that a 
preferred value,  but I've seen such.

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ablest -- form of life in this section of space,  a critter that can
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M Dakin

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