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  1. J

    Any speaker experts around?

    Ah! So if I can get those amps, use them in the non 70v/100v configuration and still modify each speaker? Is there a difference in sound quality? I get that 70v allows longer wire that is smaller (cheaper), does it matter if I am just 50-75 feet?
  2. J

    Any speaker experts around?

    So it looks like I might be able to get my hands on the amplifier they used for the speakers (think there might be 2 available). It is a QSC Model: CMX 300Va Specs here: https://www.qscaudio.com/resource-files/productresources/amp/cmxa/q_amp_cmxa_specs.pdf So should I maybe keep them as 70/100...
  3. J

    Any speaker experts around?

    Thanks for that info! So I will bypass the transformers - found a great video of what to do: I am looking to pick up a SONOS amp or port - whatever I can get a deal on
  4. J

    Any speaker experts around?

    So I have figured out that in parallel the speakers impedance reduces - meaning two 16ohm speakers in parallel now has the equivalent of 8ohms. And that you want to match your impedance to the amp. So if I wanted to have 8 speakers driven off one amp that is 8ohms , I need to have a...
  5. J

    Any speaker experts around?

    So the speakers description on the JBL site: “The Control 26C’s 16 ohm impedance allows use of multiple speakers in parallel without having to use a more expensive constant voltage distributed system.” And on the spec document says: Nominal Impedance (26C): 16 ohms (Min Z 16.5 Ω @ 290 Hz) So...
  6. J

    Any speaker experts around?

    I currently don't have a Sonos Amp/Port - so I am evaluating options for best bang for the buck also :) If I buy a Sonos Amp, then I would not need a stand alone amp and could drive the "modified" speakers directly. If I leave them at 70v, I would need a 70v amplifier and a Sonos Port (no amp...
  7. J

    Any speaker experts around?

    Hey all, I grabbed some speakers from work they were giving away. I have 8 JBL Control 26CT speakers. (I think I can get another 5-6). They were in conference rooms. Since they are also "PA" speakers, they are 70V/100V system but after some research, it appears you can bypass the transformer...
  8. J

    Need advise on HVAC options and sizes for 40 x 50 shop in Virginia

    I am just outside of Richmond (just west of Short Pump) and have a 48x30 stick built. Fully insulated and was prepared to install 2 mini-splits and then Covid hit and prices skyrocketed. Honestly, the slab dictates the temp inside the most. I find that I would only need the HVAC maybe end of...
  9. J

    LVL question on porch

    As for the spacing of the columns, if you look at the porch straight on, the house back door is slightly off center and I am following that "walkway" - I think it will look ok because either side of the screen door going out to the yard defines different spaces. Here is a quick mock up of the...
  10. J

    LVL question on porch

    might have to scab tails - once the final math is done..... inspector actually said 2x10 for the rafter! I think a 2x10 or 2x12 would work looking at these charts for rafters (https://www.weyerhaeuser.com/application/files/3215/4223/2335/LB-4026.pdf)- and will err on the stronger side.
  11. J

    LVL question on porch

    Definitely an option!
  12. J

    LVL question on porch

    going with a 2:12 pitch to keep the sight lines as high as possible. (asphalt with ice and water shield over the entire roof) based on some online calculators, the rafter length is 225" (based on 2:12 pitch and 222 inches (18' 6" run)) - so a 20ft rafter *should* work - will be close....
  13. J

    LVL question on porch

    Hey all Thanks for all the replies. The depth of the porch is 18' 6", with the plan to use 2x12s from the house to the outside wall. This will be screened in, so the extra 6x6 makes the screen sections manageable.
  14. J

    LVL question on porch

    Hey all, Doing a screen porch using 6x6s - question on LVLs vs 2x10 specifically.... (porch thread: https://www.garagejournal.com/forum/threads/screen-porch-project-begins.550944/#post-11376959 Here is the long side and the placement of the 6x6 posts and the rough spacing between in red. The...
  15. J

    conduit crack

    Luckily nothing is in it yet - but will run THWN for two 20A circuit so support outlets, lights, etc. in a screen porch. Here is the box it is going into. The current wire supports the detached garage. The other larger conduit was put in to support who knows what in the future on the other...
  16. J

    conduit crack

    Hey all, So just dug out some gravel and seeing this crack. Ugh...the pipe goes under a new concrete slab - so what options do I have to fix this?
  17. J

    Screen porch project begins!

    I had pavers previously and wanted to do something different. I actually saved my old patio pavers to do an area for a fire pit next to the porch. The stamp Concrete will be easier to keep clean. I had to do a lot of power washing with the pavers, and I was tired of the sand and dirt.
  18. J

    Screen porch project begins!

    Sealer done today!
  19. J

    School me on radiant heaters for a porch....

    That is the plan - just cap it in a box so that when/if I get them down the road, no more crawlspace work! :) The wires will already be in the ceiling ready to go (in theory... )
  20. J

    School me on radiant heaters for a porch....

    I have 8 slots left - 2 for 20 amp circuits for outlets and lights. House is 100% electric and have twin 200 amp panels, but probably should double check what I have coming into the house....
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