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Korn's Tidbits

Korn's Tidbits

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Korn's Tidbits

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Arduino Tips

OpenHasp Backlight mod for 7″ Waveshare Display

December 30, 2024 0Comment

I read somewhere that the default backlight control pin is IO02 but thats not right. Someone else said that IO02 is either not supported in Openhasp or that it does…

3D Printing Arduino Tools

FTDI Based Programmer Box

November 22, 2024 0Comment

I have used bare ftdi boards to program chips for a while but every now and then i end up shorting the bottom against something. I decided to make this…

3D Printing The Garage Tools

Tube Notcher Templates

July 30, 2024 0Comment

While watching South Main Auto, my favorite youtube channel, I saw a Eric O use a windows program called tubemiter to produce a printed template for notching a tube. I…

Automotive Tools

Analog Discovery 2 Breakout Box

February 7, 2024 0Comment

I had made a similar Breakout for my Picoscope but with the AD2 I can use it power supply output and not have to add a battery inside. The nice…

3D Printing Amateur Radio Arduino

DDS VFO for the DX-60a

July 8, 2019 0Comment

I got this CB VFO at a hamfest for $2. Perfect case for a DDS VFO.. First thing was to gut it and save all the bits, especially the gear…

Amateur Radio

New Life for a DX-60 Amateur Transmitter

June 25, 2019 0Comment

I picked up this nice condition Ham transmitter last weekend. It should go nicely with my Heathkit receiver.. I’m amazed at its condition. Except for the yellowed meter face it’s…

3D Printing Amateur Radio Tools

Upgrade to an old Cantenna Dummy Load

May 26, 2019 0Comment

A few years go I made a Cantenna Dummy load. I filled it with mineral oil left over from some woodworking projects and it;s worked great for a long time.…

3D Printing Arduino

Nerf Chronograph

April 6, 2019 0Comment

I saw this on instructables and had to try it… Luckily there are plenty of Nerf guns in this house…. I had a sensor amplifier board on the bench from…

3D Printing CNC K40 CO2 Laser Tools

Temperature Sensor for the CO2 Laser Cutter

October 2, 2018 0Comment

More K40 Mods.....

3D Printing CNC K40 CO2 Laser Tools

A Display Panel for my CO2 Laser

October 2, 2018 0Comment

A Display Panel for a K40 CO2 Laser

CNC K40 CO2 Laser Tools

Secondary power supply for the K40

October 2, 2018 0Comment

I’ve added so many features to my laser and they’re all powered by a salvaged PC power supply. Even have 5V & 12V jacks on the back to run the…

3D Printing CNC K40 CO2 Laser Tools

Loose Power Plugs on my K40 plus Lights & Air Assist Nozzle

October 1, 2018 0Comment

I noticed the manufacturer tried to hot glue the mains jacks in place. Really shoddy. So I 3D printed a locking frame… Since I only needed one power outlet I…

3D Printing CNC K40 CO2 Laser Tools

More CO2 Laser Water Pump Features

October 1, 2018 0Comment

So far the new water pump has been working great. I decided to add a water level cutoff switch. I used a two step switch so I would get a…

Gaming PIC Microcontrollers Raspberry Pi

Mini Arcade Consoles

September 7, 2018 0Comment

My son and I decided to update the Cigar Box Controller using some boxes from harbor freight. First thing was the artwork. Not my job… Probably why it came out…

3D Printing CNC K40 CO2 Laser Tools

CO2 Laser Crosshairs

September 6, 2018 0Comment

I do most of my engraving using a center origin. Its so easy to line up on a cnc machine with a nice pointy bit. Not so easy on the…

3D Printing

3D Printing a Cover for a Broken Honda Fuel Pump

September 6, 2018 0Comment

I cant believe how ofter I 3D print a part. Every couple of days I make some small part. Sometimes its a cone shaped washer for a switch or a…

K40 CO2 Laser Technology Tools

Intelligent CO2 Laser Cutter Water Supply

September 4, 2018 0Comment

I really didn’t like using a fountain pump for a laser water supply. I’ve had too many fail in water fountains to trust one to a CO2 laser. I had…

Automotive

Tiny Air Compressors too

August 15, 2018 0Comment

As long as I was evaluating all the air compressors I had around I figured I’d try some tests on these tiny ones.. I think most are from automatic blood…

Arduino Automotive

Performance Testing Air Compressors

August 14, 2018 0Comment

I want to add a small compressor to my truck to keep the rear level. It has air shocks but no automatic control. If I can find a decent priced…

Android Arduino

MicroBit Brained Robots

July 24, 2018 0Comment

I made a few Microbit Robots for the local library coding class. This one was printed from scratch. These two used commercial chassis. They all use a homemade dual motor…

3D Printing Arduino CNC K40 CO2 Laser Tools

Upgrading a K40 for Engraving

July 17, 2018 0Comment

I decided to swap my K40 controller for a GERBIL from awesome.tech. I considered the Cohesion 3D too. I’ve been using GRBL CNC controller with a few custom tweaks to…

Automotive PIC Microcontrollers

Simple Air Flow Meter

July 17, 2018 0Comment

I needed a simple air flow meter for a project so I went out to the garage and grabbed a MAF that was pulled from a Hyundai. I used a…

Arduino Automotive

LS2 Coils for my Tractor

July 16, 2018 1Comment

I’ve been working on my tractor. Still have to replace a hydraulic hose and one axle seal but It drives around fine… I am still going to convert it to…

Arduino

High Powered Servo

July 13, 2018 0Comment

My robots are getting larger and the standard hobby servos just don’t cut it any more. I got a bunch of car window motors & wiper motors and decided to…

Arduino Gaming

Cigar Box Game Controllers

July 12, 2018 0Comment

My local library had a bunch of Cigar Boxes left over from a crafternoon. I had this idea for the next gamer night. Make some USB joysticks…. I used some…

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Recent Comments

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Korn's Tidbits

Korn's Tidbits

Nothing to see here…