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  2. Fluorescent-lamp formats - Wikipedia

    en.wikipedia.org/wiki/Fluorescent-lamp_formats

    Ballast-swap replacement for 3 ft T12 30 W T8: 1.0, 25: 4: 32 F32T8: Ballast-swap replacement for 4 ft T12 40 W T8: 1.0, 25: 8: 59 F96T8: Ballast-swap replacement for 8 ft T12 75 W single-pin T12: 1.5, 38: 4 "25" F40UTSL Retrofit replacement for 4 ft T12 40 W on underpowered residential-grade rapid start magnetic ballasts. These are F40CW lamps ...

  3. Glow switch starter - Wikipedia

    en.wikipedia.org/wiki/Glow_switch_starter

    Various types of glow starter. A glow switch starter or glowbottle starter is a type of preheat starter used with a fluorescent lamp. It is commonly filled with neon gas or argon gas and typically contains a bimetallic strip and a stationary electrode. The operating principle is simple, when current is applied, the gas inside ionizes and heats ...

  4. Electrical ballast - Wikipedia

    en.wikipedia.org/wiki/Electrical_ballast

    [1] [3] To prevent this, fluorescent tubes are connected to the power line through a ballast. The ballast adds positive impedance (AC resistance) to the circuit to counteract the negative resistance of the tube, limiting the current. [1] Several American magnetic ballasts for fluorescent lamps. The top is a rapid start series autoregulator ...

  5. Dos and Don’ts of Shopping at Home Depot: 10 Money ... - AOL

    www.aol.com/finance/dos-don-ts-shopping-home...

    Whether you're in the market for Christmas decorations and lights, home improvement items, tools or even household goods, Home Depot is the first stop on the list for many shoppers. You never know...

  6. Best $25 To Spend at Home Depot If You Got a Gift Card for ...

    www.aol.com/finance/best-25-spend-home-depot...

    Luckily, the Home Depot has a 500 lumens dual power focusing aluminum flashlight from Husky for under $25, which comes equipped with memory mode features and a dimming function, so you can ...

  7. Fluorescent lamp - Wikipedia

    en.wikipedia.org/wiki/Fluorescent_lamp

    A fluorescent lamp, or fluorescent tube, is a low-pressure mercury-vapor gas-discharge lamp that uses fluorescence to produce visible light. An electric current in the gas excites mercury vapor, to produce ultraviolet and make a phosphor coating in the lamp glow.