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  1. Stephenj37826

    In a perfect world how far from the canopy would you like your lights?

    How far away from your plants would you like your light (take coverage out of the equation for a moment). Just strictly convenience.
  2. Stephenj37826

    Eye Hortilux DE/LED hybrid system

    Here's the link. Share your thoughts on whether you think it's a waste of time or do you think it could actually make sense. http://eyehortilux.com/mjbizcon/ We will all know more in the coming weeks.
  3. Stephenj37826

    Par Multiplier Thread

    This thread will have an ever expanding list of Par multipliers that will effectively negate the need to calculate LER/QER Cree COB 3000K 80 CRI 0.014471 Cree COB 3500K 80 CRI 0.014240 Citizen COB 3000K 80 CRI 0.014415 Citizen COB 3000K 90 CRI 0.016079 Samsung 561C 3000K 80 CRI 0.014505
  4. Stephenj37826

    Johnson Grow Lights Maximizer time lapse

    I'll be posting time lapse footage of a Maximizer grow. The grower used the light cycle 9/15. Final yield was 927 G's on a single Jack the Ripper.
  5. Stephenj37826

    Gavita Sold To Hawthorne Group

    As titled stated Gavita sold to Scotts Miracle Grow
  6. Stephenj37826

    Phosphor conversion based LED limit......

    Where is the ceiling to umol/j in phosphor leds? If I'm understanding the way phosphor conversion happens then we are going to hit a ceiling somewhere in the range of 3.72 umol/j.......... Am I missing something?
  7. Stephenj37826

    CERAMIC HPS

    I wonder is this an actual innovation or is it Hortilux trying to stay relevant? Definitely different from any other bulb type light source for sure. Curious how efficient these bulbs are. I'm guessing there seems to be an awful lot of action going on past 720nm...
  8. Stephenj37826

    315 DE from Growlite

    As the title infers..... Interesting
  9. Stephenj37826

    Air Cooled 630 LEC

    https://m.youtube.com/watch?feature=youtu.be&v=9bq8r9tjd1c
  10. Stephenj37826

    Apgoee new sq500 sensor/meter

    Anyone seen this yet ? @robincnn this looks like a handy tool for sure. http://www.apogeeinstruments.com/mq-500-full-spectrum-quantum-meter/
  11. Stephenj37826

    CXB-8 Grow Journal

    Temp stays 78-82 w/ fan gently blowing into the housing, into the grow space. Humidity approx 40-52%. Never seen temp over 82, never seen humidity over 52%. Seen serious growth in the 'A few days ago' file & 'pre trim' file. Trimmed prob 2 lbs of fan leaves. Upped the nutes to 2x--or later...
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