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Knock / clap sensor

Electronics, Hobby, Smart home

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Knock / clap sensor” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;” margin_design_tab_text=””][/ultimate_heading][vc_column_text]I made a knock / clap (loud high frequency sound) sensor to control various things in my room. Three equally spaced knocks press the spacebar om my keyboard, short – long interval turns the lights on, and long –…

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Stair lighting

Electronics, Hobby, Smart home

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Stair lighting” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;” margin_design_tab_text=””][/ultimate_heading][vc_column_text]My brother (from Clever Creations) installed stair lighting in our parents’ house somewhere back in 2006, which sadly got destroyed over the years by vacuum cleaners and time in general. Since all the cabling was still perfectly fine I took some…

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Heart pendant

CNC, Featured, Hobby, Wood

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Heart pendant” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text] For valentine’s day I made a heart shaped pendant out of padauk with the help of my cnc, a few square meters of sandpaper, and some danish oil. [/vc_column_text][/vc_column][vc_column width=”7/12″][vc_media_grid element_width=”6″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511445451762-5bd5219b-7b5c-0″ include=”2147,2148,2149,2150,2145,2146″][/vc_column][/vc_row]

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CNC

CNC, Featured, Hobby, Misc

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”DIY CNC” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text]My shapeoko is getting kind of small, and I’d like to be able to mill aluminium, so I’m working on a new CNC mill. The work area will be 600x500mm instead of the shapeoko’s 300×300, and I switched from the relatively stretchy…

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CNC engraved logos

CNC, Featured, Hobby, Wood

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”CNC engraved logos” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text] I engraved some logos into wooden iPad holders for my father’s business. [/vc_column_text][/vc_column][vc_column width=”7/12″][vc_video link=”https://www.youtube.com/watch?v=GVUBi1de8rQ” align=”center”][vc_media_grid element_width=”6″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511653040531-f458139a-f2ed-3″ include=”2182,2183,2184,2185″ css=”.vc_custom_1511445853425{margin-top: 20px !important;}”][/vc_column][/vc_row]

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The fly swatter

Featured, Hobby, Misc

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”The fly swatter” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;” margin_design_tab_text=””][/ultimate_heading][vc_column_text]Long before I decently got into electronics I tried to ‘hack’ an electric fly swatter and make it more powerful. Now, actually knowing something about electronics, I gave it another try.[/vc_column_text][/vc_column][vc_column width=”7/12″][vc_video link=”https://www.youtube.com/watch?v=Yr1jEZ2eoTY” align=”center”][/vc_column][/vc_row]

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Milling waves in wood

CNC, Hobby, Wood

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Milling waves in wood” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text][/vc_column_text][/vc_column][vc_column width=”7/12″][vc_video link=”https://youtu.be/-OUP4MDDBfc” align=”center”][vc_media_grid element_width=”6″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511637090431-2fe42164-81a4-5″ css=”.vc_custom_1511637155959{margin-top: 20px !important;}” include=”2422,2424″][vc_media_grid element_width=”12″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511637090433-482be964-53d7-9″ css=”.vc_custom_1511637084506{margin-top: 20px !important;}” include=”2427″][/vc_column][/vc_row]

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Bicycle dynamo phone chargers

CNC, Electronics, Hobby, PCB

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Bicycle dynamo phone chargers” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text]A couple of students from my school asked me to help them make phone chargers that worked from the dynamo of a bicycle. (There’s still a regulator missing in the last picture, this hadn’t been soldered on yet) The PCBs…

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Longboard LM3886 68W gainclone amplifier

Audio related, Electronics, Hobby, PCB

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Longboard LM3886 68W gainclone amplifier” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text]As I have a ±12V battery supply on my motorized longboard anyway it was an easy addition to add a 2x68W gainclone amplifier on there as well. (Also works to explain to the police that there isn’t a motor under…

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Motorized longboard

Featured, Hobby, Longboards

[vc_row][vc_column width=”5/12″][ultimate_heading main_heading=”Motorized longboard” alignment=”left” spacer=”line_only” spacer_position=”bottom” line_height=”3″ main_heading_margin=”margin-bottom:10px;” main_heading_font_size=”desktop:26px;” main_heading_line_height=”desktop:36px;” line_width=”70″ el_class=”accent-border-color” spacer_margin=”margin-bottom:45px;”][/ultimate_heading][vc_column_text]I gave my longboard a little update, removed the lights and strapped a motor under there. Edit: This thing is lethal. I don’t ride this anymore.[/vc_column_text][/vc_column][vc_column width=”7/12″][vc_video link=”https://youtu.be/wdJntNA05Ww” align=”center”][vc_media_grid element_width=”6″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511634043215-e80aecbe-ecf1-7″ css=”.vc_custom_1511633960747{margin-top: 20px !important;}” include=”2385,2386″][vc_media_grid element_width=”12″ gap=”20″ item=”masonryMedia_Default” grid_id=”vc_gid:1511634043217-61ace38d-f48d-1″ css=”.vc_custom_1511633970159{margin-top:…