17 Mar
2016
17 Mar
'16
6:54 p.m.
Glad this came back up.
Was any consensus achieved, regarding the use of `flameproof` resistor
types as direct substitutes for designated "fusible resistors"?
On Thu, Mar 17, 2016 at 7:44 PM, Adrian Graham <witchy at binarydinosaurs.co.uk
wrote:
> On 17/03/2016 22:46, "Vincent Slyngstad" <v.slyngstad at
frontier.com wrote:
>
> > From: Josh Dersch: Thursday, March 17, 2016 3:34 PM
> >> It's listed in the print set as a 1 Ohm, 2 Watt resistor, with a
"FUSE"
> >> designation. I'm not entirely sure what I should be searching for for
a
> >> replacement; clearly the "fuse" part of the designation is
important but
> >> I'm not sure what a modern equivalent is. I've browsed around
Mouser
> >> for awhile and I'm not seeing anything obvious. I'm sure this is
> >> obvious to anyone with experience -- can you point me in the right
> >> direction?
> >
> > There was a recent discussion here about a similar component in
> > a VT100 supply. I think a suitable replacement was eventually found
> > at Farnell/Newark.
>
> Yep, that was me looking for the same part. Does yours look like this?
>
> http://f0p.co.uk/r22.jpg
>
> According to Onecall Farnell 'a blue band at position 5 indicates 20%
> tolerance' which would make it a tolerance multiplier of 2.
>
> However the only ones they sell are 5% tolerance, ie brown-black-gold-gold
> not brown-black-gold-silver + blue, but the technical chap I spoke to
> seemed
> certain these would be ok. I bought 5 just in case.
>
> Onecall are education-only suppliers but the same part numbers work with
> Farnell/Element14. Part# is 1692450.
>
> --
> Adrian/Witchy
> Binary Dinosaurs creator/curator
> Www.binarydinosaurs.co.uk - the UK's biggest private home computer
> collection?
>
>
>
