[volt-nuts] Get 10K resistor calibrated in UK

[John Devereux]

"David C. Partridge" <david.partridge at perdrix.co.uk> writes:

> I have recently acquired a Guildline 9330 10K resistor (thank you Phil).
>
> One of my meters says 10,001.251 ohms at a room temperature of about 19.4C
> which is a long way from 2.5ppm or even 12.5ppm (allowing for 5C at 2ppm
> worst case).
>
> Now the question has to be where in the UK (ideally in the Midlands) can I
> get an accurate calibration of this standard resistor at a reasonable cost?
>

Hi David

I used Absolute Calibration UK for my SR104. They charged around £160
and claim an uncertainty of 0.24ppm. They sent a main with a van to
pickup and drop-off, too!

-- 

John Devereux