Author: johnnywmccown

  • Time Lapse Photogrophy

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    johnnywmccown
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    Time Lapse photography has been an interest of mine for a very long time, but I have not had the proper gear.  Some cameras, such as my Nikon Coolpix, have a time lapse feature built in, but it is limited on the intervals for taking the photos.  The professionals use a Intervalometer, also called a…

  • User Registration

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    Update: It looks like I am not getting a bunch of junk mail from bots/spam.  If you have a hard time getting an account on here or can not make a post, please leave me a private message on FaceBook. Thank you. Previous: Sorry I have been deleting most user registration request, not because I…

  • DIY SWR Meter

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    Looking at projects I could do.  Googled SWR + Arduino and this is what I found.  This could help me along with some of my projects.  One thing that would make it even better was if it could read Frequency.  Yes, you should know the frequency from your radio, but having this function can lead…

  • Solar Powered Hydroponics Garden

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    Last year I built my first hydroponics garden.  I was trying to do it all inside, and in doing so my lighting bill was eating away at my spending cash.  This summer I have decided to move the garden outside where there is plenty of sun light.  The only problem is I do not have…

  • W5BOB Transmit Converter

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    As you might have already seen from my previous post, I made my first 6 Meter Receiving Converter with Bob, W5BOB.  Well he gave me his 6 meter transmit converter and together we modified it to work with my TS-120s HF radio.  Knowing that I was new to ham radio, Bob typed up some simple…

  • W5BOB 6 Meter Receiving Converter

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    Find out how to build your own 6 Meter to 20 Meter Receiving Converter, and see the story behind me building my first converter.  Please post any questions that you might have.

  • Thinking Room

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    Talking with Dell and Aaron, we were thinking how cool it would be to have a room covered with white boards.  There is paint that you can put on walls that makes them into a big white board.  Then we though what if a person made the walls into rear projection screens that had overlays.…

  • Project Bucket List

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    As I have discussed with my friends, one of my goals is to improve my documentation.  In doing so, I thought it would be wise to create a Projects Bucket List, this way I can hopefully stay on track.  Currently there are 5 projects on this list that have been started.  I have a tendency…

  • Radio – Audio Interface Unit

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    Using your computer’s sound card to do digital modes over ham radio, you will need an Audio Interface Unit.  Here you will see my design goals for my new interface unit.  I will include a schematic and other documentation as the project progresses.

  • Air Variable Capacitors

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    Building my first Air Variable Capacitor, my goals and what steps I am taking.