Quantum Tech HD
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ユーチューバーのQuantum Tech HD について
こちらは主にハイテクなテクロノジーや便利な道具、アイデア商品の配信動画です。今じゃ当たり前使ってる道具が最新の技術によって開発され、近未来的な道具や乗り物、映像など、こんな道具欲しいと思わせるような動画になります。
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Man Restores 30-Year-Old Honda Motorbike From Engine Pieces | Start To Finish
What happens when a forgotten 1988 Honda CBR400 is no longer treated as scrap? What if this bike becomes the starting point for an impossible second life?
This project begins with a stripped, dirty, electrically chaotic sport bike whose original identity has almost disappeared: missing fairings, tangled wiring, aged fluids, a questionable engine, corroded parts, and a frame waiting to be understood again.
The mechanic starts from the core, the only place that makes sense. He removes the engine, drains the old coolant and oil, opens the cases, discovers years of internal contamination, cleans the sludge, inspects the camshafts, pistons, crankcase, carburetors, wiring, brakes, suspension, wheels, and frame, then rebuilds the machine piece by piece until the forgotten Honda begins to recover its mechanical strength.
Once the CBR400’s inline-four engine, chassis, brakes, suspension, and electrical system are brought back under control, the project takes a radical turn. Instead of recreating the rounded 1980s Honda fairings, the mechanic builds an entirely new body by hand, shaping the idea first with sculpting material, then translating it into cardboard templates, cutting it into sheet metal, welding the panels, and refining the bike into a sharp, futuristic custom machine.
The result keeps the soul of the original CBR400 (compact, high-revving, mechanical, and aggressive), but replaces its lost factory look with a one-off angular silhouette that feels more like a prototype than a restoration.
焊工大林子
Douyin: https://www.douyin.com/user/MS4wLjABAAAAw3pvwEXk8fSvbSNebNNik2F5mURpQH4r3vX94SunAeY
Bilibili: https://space.bilibili.com/57917170
Disclaimer: Quantum Makers is not affiliated with the businesses whose products are shown in this review. Any trademarks depicted are the property of their respective owners -
Man Builds Hobbit House with STONES and LOGS by the River | by @Theonewhobuilds-kz7tr
Far from roads, cities, and modern comfort, Vasyl disappears into the silence of the forest to carve an entire home directly into the hillside using nothing but raw materials pulled from the wilderness around him.
Stone by stone, log by log, the hidden dugout slowly rises beside the river like something from an ancient forgotten world. Earth and living grass are layered over the structure until the shelter almost vanishes into the landscape itself. There is no noise except axes striking wood, stones grinding together, water flowing nearby, and the quiet rhythm of survival unfolding naturally in the middle of the wild.
As the shelter nears completion, the forest begins to reclaim it. Moss and grass spread across the roof, white stone paths emerge from the soil, and the dark-charred round door gives the dugout the appearance of an ancient woodland dwelling hidden for generations beneath the trees.
Inside, the atmosphere changes completely. Firelight flickers across handcrafted stone walls, while the heavy masonry fireplace radiates warmth into the compact interior, transforming it into a true home.
With him, every detail feels both primitive and strangely peaceful, as though the dugout belongs to the mountain itself.
The one who builds
YouTube: https://www.youtube.com/channel/UCHN8FKTnnwTt3TVckRdPCDw
Disclaimer: Quantum Makers is not affiliated with the businesses whose products are shown in this review. Any trademarks depicted are the property of their respective owners -
How This Man Built a Huge 2-Room UNDERGROUND CABIN
What begins as a simple hole in the dirt is transformed into a permanent, winter-proof off-grid homestead. Using traditional bushcraft mechanics and hand tools, Roman engineers every detail to survive the freezing Eastern European winter. Throughout this full build, he will tackle heavy log timber framing, build a live-earth roof, and design a custom dual-shaft ventilation system. To fight off glass-shattering temperatures, he upgrades a primitive dirt fire pit into a highly efficient, cast-iron masonry heating stove.
From digging the foundation and charring the structural posts, to hand-crafting furniture and building an underground food pantry, this is the ultimate test of off-grid survival and DIY building. A start-to-finish underground shelter build for fans of bushcraft, off-grid cabins, survival shelters, dugout homes, handmade construction, winter camping, and self-reliant building.
Topics covered in this build:
Start-to-finish underground shelter construction
Off-grid homesteading and winter survival
Solo log cabin building and traditional wood joinery
Bushcraft fire-charring and moisture management
Building a custom masonry wood stove
Underground ventilation and thermal mass heating
BUSHCRAFTUA
Youtube: https://www.youtube.com/@bushcraftua1
Disclaimer: Quantum Makers is not affiliated with the businesses whose products are shown in this review. Any trademarks depicted are the property of their respective owners. -
Man Builds HIDDEN SHELTER Inside HUGE Tree Root | Start to Finish by @PolissyaBushcraft
Have you ever wondered if a massive uprooted tree could become a hidden underground home? Deep inside the forests of Polissya, Michael transforms what most people would see as a fallen giant into a fully functional survival shelter concealed beneath the roots themselves.
Using almost nothing except hand tools and materials gathered directly from the surrounding wilderness, he slowly carves a chamber beneath the suspended root mass, turning unstable earth, tangled roots, moss, bark, reeds, and fallen timber into a warm underground refuge.
During the whole building process, everything feels like a return to primitive engineering, where survival depends entirely on understanding how nature already works.
And then, the shelter suddenly disappears into the landscape. From the outside, it still looks like part of the forest floor, just another uprooted tree slowly being reclaimed by nature. Still, underneath, Michael builds an insulated hidden space complete with reinforced walls, a handcrafted tunnel entrance, a sleeping platform, a primitive stove, and even a small cooking area glowing beside the firelight.
As you will see, the entire build carries a strange contrast between danger and comfort. Above him, hang several tons of suspended roots and compacted soil. Around him are cold clay walls, damp earth, and dense woodland. Yet step by step, the underground cavity becomes warmer, safer, and more livable, until the shelter finally evolves into a place where he can cook food, rest beside the fire, and survive entirely beneath the forest floor.
Polissya Bushcraft
YouTube: https://www.youtube.com/channel/UCHzgq6ux-khWo1noTEnUYXw
Disclaimer: Quantum Makers is not affiliated with the businesses whose products are shown in this review. Any trademarks depicted are the property of their respective owners





