Potentiometer values and ratings

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SUMMARY

The discussion centers on understanding potentiometer specifications, specifically a 200-ohm potentiometer with a 5% tolerance and the implications of a parallel resistor. Users express confusion over the significance of color codes, particularly the L0.5 designation, and the necessity of the parallel resistor. It is concluded that the resistor may have been added due to the unavailability of a potentiometer with the desired specifications, indicating a custom solution was implemented.

PREREQUISITES
  • Understanding of potentiometer specifications, including resistance values and tolerances.
  • Familiarity with resistor color codes and their meanings.
  • Knowledge of electrical components and their configurations, particularly in parallel circuits.
  • Basic comprehension of circuit design and component selection.
NEXT STEPS
  • Research the specifications and applications of 200-ohm potentiometers with 5% tolerance.
  • Learn about resistor color coding and how to interpret 6-band resistor values.
  • Investigate the role of parallel resistors in circuit design and their impact on performance.
  • Explore custom potentiometer solutions and when they are necessary in electronic design.
USEFUL FOR

Electronics enthusiasts, hobbyists, and engineers involved in circuit design, particularly those working with potentiometers and resistors.

655piano
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Hello everyone. I need to replace this potentiometer. I an not sure how to comprehend these values. Also, I don't understand why there is a resistor in parallel. What is the wattage rating and is it possible to get a potentiometer that can operate correctly without that resistor?
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200 ohms 5% Not sure what the L0.5 means.
http://www.widap.ch/fileadmin/pdf/Dokumentation_aktuell_2014/Englisch/Register_10/10_1_10-12_e_Single_turn_precision_wire-wound_potentiometers_714.pdf

The resistor doesn't make sense if its red brown brown black black (brown or gold?)
If its brown black black brown gold red then it could be 100 X 10 5% 50ppm/K

http://www.1728.org/resisclr.htm

Can you tell us what the colors actually are?

(EDITED a bunch)
 
yeah its a 6 band metal film resistor

655piano said:
Also, I don't understand why there is a resistor in parallel.

They obviously didn't have access to a pot of the correct value, or there wasn't one manufactured for the value they wanted
that they made their own oneDave
 
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