Eddie Stephan (KO4NLL) (@Ko4Nll) header
Eddie Stephan (KO4NLL) (@Ko4Nll) profile picture

Eddie Stephan (KO4NLL)

@Ko4Nll

Amateur radio operator, licensed for GMRS (never used), licensed drone pilot, and one crazy dude in the flesh!

Joined August 2021
  • Tweets392
  • Following244
  • Followers571
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Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)Photo by Eddie Stephan (KO4NLL) (@Ko4Nll)
Just watched @Robbie_W1RCP make some linear sat contacts and I’m truly impressed at the skill it takes to run 2 Quanshengs and a key at the same time!
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Thanks! @Robbie_W1RCP for the phone holder! Going to make tracking those #hamradio #satellites much easier!
Image from Eddie Stephan (KO4NLL) (@Ko4Nll)
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCPMay 3
In this video I actually broke the dang thing! Game Changing Elecraft KX2 Mod you needed yesterday! - KXUSBC2 install and bench test youtu.be/9urpHI49WiU
Game Changing Elecraft KX2 Mod you needed yesterday! - KXUSBC2...

Game Changing Elecraft KX2 Mod you needed yesterday! - KXUSBC2...

Folks, in this video, we're going to install the KX-USB-C2 into the...

youtube.com
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This New 4Wave Antenna is Selling Out INSTANTLY | Here's Why youtu.be/NvVBdK2mL04?si=VuKG… via @YouTube
This New 4Wave Antenna is Selling Out INSTANTLY | Here's Why

This New 4Wave Antenna is Selling Out INSTANTLY | Here's Why

We're showcasing a new, handmade 4Wave portable antenna for ham rad...

youtube.com
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The one and only @Robbie_W1RCP at it again! Check it out!!! We Tried Lifting an Antenna With a Drone! youtu.be/vj7dZHLPopA?si=GdPZ… via @YouTube
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP24 Oct 2025
I received enough parts to finish some CW tutors. In stock for a short time at w1rcp.com and still have three more finished tonight. This was a short run while I get things set up for bigger production.
Image from Robbie (@Robbie_W1RCP)
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP14 Oct 2025
The MORSEbox is finally for sale. Check out my post on YouTube or go to w1rcp.com to get yours. I have units built and ready to ship. youtube.com/post/UgkxOwqvkPO… via @YouTube
Image from Robbie (@Robbie_W1RCP)
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP25 Sep 2025
The MORSEbox CW trainer from W1RCP Ham Radio Gear is entering the production stage and preorders are available. I have examples of the prototype on my YouTube channel under shorts. Hand assembled at the kitchen table soon! w1rcp.com/product/morsebox-c…
Image from Robbie (@Robbie_W1RCP)
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Eddie Stephan (KO4NLL) retweeted
South Hills ARC Inc. (@SHARC_ORG) profile picture
South Hills ARC Inc.@SHARC_ORG6 Sep 2025
Image from South Hills ARC Inc. (@SHARC_ORG)
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP7 Sep 2025
I finished three Quansheng Electronic Keyers today and listed them for sale. Fully assembled and tested. Get to sending Dits and Dahs with your UV-5K with the IJV mod! w1rcp.com/product/electronic…
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Check out the latest edition of cheap chicken Sundays! #cheapchickensundays! #sweetbabyrays #killerhawgs #meatchurch youtube.com/shorts/IMnaK5g8q… via @YouTubechexk
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP5 Sep 2025
I made ⁦@POTAActivator⁩ a mechanical Morse code machine for his Xiegu G90 #hamRadio #cw #arduino youtube.com/shorts/ZJiPDY8oS… Bill, how’s this?
I made @K4NYMRadio a mechanical Morse code machine for his Xiegu G90...

I made @K4NYMRadio a mechanical Morse code machine for his Xiegu G90...

Bill, K4NYM, was asking about memory keyers on X the other day. As ...

youtube.com
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Check out @Robbie_W1RCP’s new shirt design! 🥜
Robbie (@Robbie_W1RCP) profile pictureRobbie@Robbie_W1RCP22 Aug 2025
I have my first T-shirt design ready for purchase on @stickermule so be sure to pick one up today. Every purchase goes to help me grow my channel and what I can offer on my website w1rcp.com. stickermule.com/81a06d94835a…
Image from Robbie (@Robbie_W1RCP)
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101 Subscribers to go until the first Giveaway!
Image from Hikin' n' Hammin' (n' Scubain' n' Boatin'!) (@hikinnhammin)
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You won’t believe it! ♨️ Steamy JEEP! #POTA didn’t happen. #engineering ... youtube.com/shorts/_A6A65-qX… via @YouTube
You won’t believe it! ♨️ Steamy JEEP! #POTA didn’t happen. #enginee...

You won’t believe it! ♨️ Steamy JEEP! #POTA didn’t happen. #enginee...

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

youtube.com
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The look on my face when @Robbie_W1RCP calls and wants to try a 2m CW qso! 🤣
Image from Eddie Stephan (KO4NLL) (@Ko4Nll)
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP8 Aug 2025
I just worked two local hams (20 miles and 7 miles away) with my modified software Quansheng on 2m CW. Shorts coming to YouTube later.
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Eddie Stephan (KO4NLL) retweeted
Robbie (@Robbie_W1RCP) profile picture
Robbie@Robbie_W1RCP26 Jul 2025
Quansheng (modded with IJV 2.95) does CW on this HT! I 3D printed a key ... youtube.com/shorts/loGYxUXn8… via @YouTube
Image from Robbie (@Robbie_W1RCP)
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KO4NLL testing the Randowire Antenna youtu.be/TqAKkG7g59Q?si=Omwq… via @YouTube
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