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Light-emitting diode Wikipedia, the encyclopedia.pdf -
ID: jSdqtKir43
From: yumpu.com
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Why Hollywood Will Never Look the Same Again on Film: LEDs Streets of LA & NY
ID: WUaPiTAdG3
From: nofilmschool.com
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Digital 600 Watt Lamp | Digital HPS Bulb, Digital Plus Bulb | HTG Supply
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From: htgsupply.com
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and health - Wikiwand
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From: wikiwand.com
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Sodium-vapor -
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From: en.wikipedia.org
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Sodium-vapor -
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From: en.wikipedia.org
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Sodium-vapor -
ID: CgJU5hBz96
From: en.wikipedia.org
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PHILIPS Corn Cob LED 27W = 70W HID HPS Retrofit Bulb 3600 Lumen Non Dimmable 4000K Ballast Bypass EX39 Mogul 100V/277V 27CC/LED/840/ND - 50 to 70 Watt Metal Halide Replacement
ID: XH1XNoP0Cc
From: amazon.com
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Sodium-vapor -
ID: HrvOpTLCi7
From: en.wikipedia.org
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PAR Pro 1100 Watt Arc HPS | Innovative Growers Equipment, Inc.
ID: 5P1IiSylwU
From: innovativegrowersequipment.com
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Sodium-vapor -
ID: tpN9qZ5PIt
From: en.wikipedia.org
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File:HPS street - Wikimedia Commons
ID: NGAPiBvfs8
From: commons.wikimedia.org
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HPS ED17
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From: topaz-usa.com
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10 Best Lamps 2018 - YouTube
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From: youtube.com
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Sodium-vapor -
ID: rUGNSP9Dck
From: en.wikipedia.org
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Sonlight Electronic Ballasts and growing HPS-TS 600W Super
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From: sonlight.biz
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Lamptypes Kaskieswijzer - Wiki Groen Kennisnet
ID: iuNSJZbyOX
From: wiki.groenkennisnet.nl
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Sodium Lamp Spectrum.jpg - Wikimedia Commons
ID: YBZKxN9nCs
From: commons.wikimedia.org
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Ceramic metal-halide lamp Wikiwand
ID: 2UQ0eVYBDH
From: wikiwand.com
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Digilux 1000w HPS ⋆ HTG Supply Hydroponics & Lights
ID: UMB1qPjTHX
From: htgsupply.com
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File:HPS lamp.jpg - Wikimedia
ID: ONTElsorwT
From: commons.wikimedia.org
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Hybrid HPS/MH Lamp ⋆ HTG Supply & Grow Lights
ID: NiliA7lS1A
From: htgsupply.com
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Sodium-vapor -
ID: NrBixSNZxV
From: en.wikipedia.org
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ID: W4OOJ9lrEC
From: en.wikipedia.org
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Why does my 3 lamp say 40 watt max? What gives if it's a 3 way?
ID: oy9wTgkz4L
From: quora.com
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Sodium-vapor -
ID: N6IJ2cgRZc
From: en.wikipedia.org