How Do Halogen Bulbs Connect in Makeup Mirrors?

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Discussion Overview

The discussion revolves around the connection and functioning of halogen bulbs in makeup mirrors, focusing on the wiring and compatibility of replacement bulbs. Participants explore the technical aspects of halogen bulbs compared to other types of bulbs, such as fluorescent and incandescent bulbs.

Discussion Character

  • Technical explanation
  • Debate/contested

Main Points Raised

  • One participant describes the wiring of their makeup mirror, noting a black wire connected to both prongs of the halogen bulb and a red wire with no apparent connection.
  • Another participant asserts that halogen bulbs function like gas-discharge devices and suggests the possibility of having the wrong type of replacement bulb.
  • In contrast, a different participant claims that halogen bulbs are similar to incandescent bulbs and do not involve gas discharge, emphasizing that they typically do not require complex circuitry.
  • A later reply acknowledges confusion between halogen and fluorescent bulbs, reiterating that different pin configurations exist for various applications.

Areas of Agreement / Disagreement

Participants express differing views on the nature of halogen bulbs, with some asserting they are gas-discharge devices while others argue they are similar to incandescent bulbs. The discussion remains unresolved regarding the correct understanding of halogen bulb functionality and wiring.

Contextual Notes

There is a lack of consensus on the classification of halogen bulbs, with participants referencing different types of bulbs and their respective wiring requirements. The discussion also highlights potential confusion between halogen and fluorescent bulbs, which may affect the understanding of the wiring in the makeup mirror.

KingNothing
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I am trying to replace a halogen bulb in an old makeup mirror. The bulbs has two metal prongs coming down. The mirror has some funky wiring which i assume is some sort of power inverter, but anyway...where it attached to the bulb, there is one black wire going to the bulb which seems to be connected to both prongs, while another red one seemingly has no place to connect to?

How do halogen bulbs work...is it just a ground and a power that gets connected, like in normal bulbs?
 
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KingNothing said:
How do halogen bulbs work...is it just a ground and a power that gets connected, like in normal bulbs?
Halogen bulbs work like any other gas-discharge device, the same as a neon sign. It sounds to me as if you bought the wrong kind of replacement. There are several different electrode configurations to fit different types of fixtures.
 
Halogen bulbs are just like incandesent bulbs, not gas discharge. They usually don't have any fancy circuitry, but tend to run hot and require special heat-resistant fixtures.

If you meant a fluorescent bulb by some chance, those ARE gas discharge devices, and they may have some associated circuitry with them (usually called ballast).
 
pervect said:
Halogen bulbs are just like incandesent bulbs, not gas discharge.
Somebody slap me right now. :redface: Even while I was reading and typing 'halogen', I was thinking 'fluorescent'. There are different pin configurations though, for different applications.
 

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