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Pot resistance - 473 ?

M

max-man

Jan 1, 1970
0
I have a broken pot with 473 written on one side - is this 4.7K or 47K
? I always forget. :)


Thanks
 
D

DBLEXPOSURE

Jan 1, 1970
0
max-man said:
I have a broken pot with 473 written on one side - is this 4.7K or 47K
? I always forget. :)


Thanks

47000

The 3 is the number of zeros, 4.7K would be 4D73 "D" for the decimal
point....
 
P

Peter Bennett

Jan 1, 1970
0
I have a broken pot with 473 written on one side - is this 4.7K or 47K
? I always forget. :)


Thanks

IF that is the value, then it is 47K - however, I don't think I've
ever seen a pot of that value - pot values usually go 1, 2, 2.5, and
5, followed by some number of zeros.

I suspect that 473 is (part of) the maker's model number, not the
value.
 
T

Tom Biasi

Jan 1, 1970
0
Peter Bennett said:
IF that is the value, then it is 47K - however, I don't think I've
ever seen a pot of that value - pot values usually go 1, 2, 2.5, and
5, followed by some number of zeros.

I suspect that 473 is (part of) the maker's model number, not the
value.


--
Peter Bennett VE7CEI
email: peterbb4 (at) interchange.ubc.ca
GPS and NMEA info and programs:
http://vancouver-webpages.com/peter/index.html
Newsgroup new user info: http://vancouver-webpages.com/nnq

Peter,
47K is a pretty common pot.
Tom
 
M

Michael A. Terrell

Jan 1, 1970
0
max-man said:
I have a broken pot with 473 written on one side - is this 4.7K or 47K
? I always forget. :)

Thanks

47 + 3 0=47000, or 47K
 
B

BobG

Jan 1, 1970
0
Just to confuse things, the standard speed control pot for a curtis
golf cart controller is 5K, I dont think the K matters... you could use
a 10K or a 20K pot and it wold work fine. You used to be able to get 1
meg pots back in the tube TV days.... that might make the controller a
little squirrly and noisy..... like touching the tip of a hi
impedance guitar cord......
 
J

John Fields

Jan 1, 1970
0
On Tue, 13 Sep 2005 18:10:31 -0400, "Tom Biasi"

w user info: http://vancouver-webpages.com/nnq
Peter,
47K is a pretty common pot.
Tom

---
Really? I don't think I've ever seen one. If his _is_ 47k and it's
a 10% pot, then its lowest resistance, end-to-end (neglecting
terminal resistance) will be 42300 ohms, and its highest resistance
will be 51700 ohms.

More than likely it's a 50k pot with an element tolerance of 10% and
terminal resistances, on both ends, of 100 ohms or less.
 
T

Tom Biasi

Jan 1, 1970
0
John Fields said:
On Tue, 13 Sep 2005 18:10:31 -0400, "Tom Biasi"

w user info: http://vancouver-webpages.com/nnq


---
Really? I don't think I've ever seen one. If his _is_ 47k and it's
a 10% pot, then its lowest resistance, end-to-end (neglecting
terminal resistance) will be 42300 ohms, and its highest resistance
will be 51700 ohms.

More than likely it's a 50k pot with an element tolerance of 10% and
terminal resistances, on both ends, of 100 ohms or less.

http://www.maplin.co.uk/Module.aspx?ModuleNo=2208&TabID=1&C=SEO&U=SEOsearchPages&doy=search


http://www.4starelectronics.com/part_search/PartSearchResults.aspx
 
P

Peter Bennett

Jan 1, 1970
0

Hmmm - I see pots with various odd values listed on the Maplin site,
but almost all pots listed in the Newark catalog have values in the 1,
2 (or 2.5), 5 sequence. Those odd values must be a British thing.

If the original poster does have a 47K pot, I'm sure he can safely
replace it with 50K, which may be more readily available.





--
Peter Bennett, VE7CEI
peterbb4 (at) interchange.ubc.ca
new newsgroup users info : http://vancouver-webpages.com/nnq
GPS and NMEA info: http://vancouver-webpages.com/peter
Vancouver Power Squadron: http://vancouver.powersquadron.ca
 
T

Tom Biasi

Jan 1, 1970
0
Peter Bennett said:
Hmmm - I see pots with various odd values listed on the Maplin site,
but almost all pots listed in the Newark catalog have values in the 1,
2 (or 2.5), 5 sequence. Those odd values must be a British thing.

If the original poster does have a 47K pot, I'm sure he can safely
replace it with 50K, which may be more readily available.





--
Peter Bennett, VE7CEI
peterbb4 (at) interchange.ubc.ca
new newsgroup users info : http://vancouver-webpages.com/nnq
GPS and NMEA info: http://vancouver-webpages.com/peter
Vancouver Power Squadron: http://vancouver.powersquadron.ca




Special order at Newark, but available.
http://www.newark.com/NewarkWebComm...earchtype=keyword&Nty=1&N=0&Ntk=gensearch&y=5
Tom
 
J

Jasen Betts

Jan 1, 1970
0
4.7K would be 4D73 "D" for the decimal point....

I've not seen any marked that way, more likely 472 or 4K7

Bye.
Jasen
 
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