Martin Kristiansen

Martin Kristiansen

Martin Kristiansen
More ideas from Martin
A DIY Induction Heater

How to make a simple induction heater. This project is really simple, and surprisingly effective at heating metals using high frequency magnetic fields.

Police codes explained

This infographic has all police codes including APCO 10 codes, 11 codes, phonetic alphabet & more. View this police scanner code visual.

Morse code. . . U thought of Leo when u saw this, huh? :) <-- yes. Yes I did. And now, I am drowning in feels.

So I can go translate "Shot at the Night" even tho I already know what it says haha>>----Everyone in the Heroes of Olympus/Percy Jackson fandom should learn: I love you in Morse code.

Job Site Trailers, Show Off Your Set Ups! - Page 70 - Tools & Equipment - Contractor Talk

Job Site Trailers, Show Off Your Set Ups! - Page 70 - Tools & Equipment Job Site Trailers, Show Off Your Set Ups! - Page 70 - Tools & Equipment - Contractor Talk

crossbow trigger mechanism

This is a simple guide on how to build to effective and simple crossbow trigger.

Instructable on how to DIY "Make a 100 Pound Medieval Style PVC Crossbow and Bolts". I'm guessing it wouldn't be too difficult to modify it to the 30# or 25# max as required by many LARPs.

Instructable on how to DIY "Make a 100 Pound Medieval Style PVC Crossbow and Bolts". I'm guessing it wouldn't be too difficult to modify it to the or max as required by many LARPs.

I needed to enlarge a previously drilled hole. Since I couldn’t use my hole saw’s pilot bit to center the hole, and I didn't have my drill press with me, I had to come up with a solution. What worked for me was to connect two hole saws together. One was the size of the existing hole. This saw "guided" the other hole saw that was the size of the hole I needed to drill.

I needed to enlarge a previously drilled hole. Since I couldn’t use my hole saw’s pilot bit to center the hole, and I didn't have my drill press with me, I had to come up with a solution. What worked for me was to connect two hole saws together.