[time-nuts] Off-Topic Question -- German Composition Resistors

Adrian rfnuts at arcor.de
Thu Nov 21 15:53:04 EST 2013


Hi Bruce,
no. Same color code here.
However, certain carbon composition resistors from the 60's/70's are 
notoriously unreliable. The common effect is drift to significantly 
higher values. Besides that, they can get pretty noisy.
Adrian

Brucekareen at aol.com schrieb:
> While tracing out a PC board from an instrument manufactured in Germany, I
> quickly discovered the color code on 1/4-watt composition resistors is not
> the same as that commonly used in the US  For example, I would measure
> about 10,000-ohms across a presumably good resistor that appeared to be marked
> 2700-ohms.  Has/does Germany used a different code for such parts?
>   
> Bruce, KG6OJI
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