DuB-EnG: DIY Lithium Ion Battery Pack for KORG KROSS keyboard and Kaossilator - future Amiga Laptop Dubious Engineering 2018-11-11 | I love creating music, but the Korg Kross is a power hungry beast... so... in an attempt to resolve this, I have 3D Printed an enclosure that contains 12 off 18650 Lithium Ion batteries. These cells are running through a DC to DC converter stepping down to 9 volts and as such, Mobile Power Pack! This also works with the Korg Pads such as the KAOS and Kaossilator pro etc...youtube.com/user/the4mula RETRO RAVI's Channel
DuB-EnG: Home Made Jet Engine - How it works - Live demonstration - Midlands Model Engineering 2024 Dubious Engineering 2024-10-19 | Thanks To :-James for the demonstration and talk!!Meridienne Exhibitions LTDMidlands Model Engineering ExhibitionGas Turbine Builders AssociationWarwickshire Event Centre
DuB-EnG: Berkeley SOAP BOX downhill racing challenge 2024 - The editors cut! - GRAVITY AT ITS FINEST Dubious Engineering 2024-09-18 | You've got to love the action in SoapBox Racing... Come to the BERKELEY SOAP BOX Downhill Challenge - Webpage below!We are Dubious Engineering - A small amateur video production team that loves fun! Comment and subscribe for more madness!#berkeleysoapboxberkeleysoapbox.co.uk
DuB-EnG: Solar Cooking System with car batteries, 1.8KW Ambulance Inverter and Induction Hob Heater Dubious Engineering 2024-09-15 | I get approx 1KWh daily use out of my solar cooking system. Buying the parts new doesn't make sense, but if you get them second hand, payback is better! It's fun to setup and useful to have in case of a power-cut!4 x 12v car batteries2 x 300 watt solar panels1 x solar charge controller1 x 240v inverter1 x induction hob
DuB-EnG: GameSir Galileo G8 + Bluetooth USB Type-C Mobile Gaming Controller Android, iOS & Switch Dubious Engineering 2024-08-29 | GameSir G8 Galileo Type-C Mobile Gaming Controller for Android, Nintendo switch & iPhone Series (USB-C), Plug and Play Gamepad with Hall Effect Joysticks/Hall Triggerhttps://www.gamesir.hk/products/g8plus-bluetooth-mobile-controllerAmazon Linkamzn.to/4cXLMcsWebsite Linkbit.ly/gsg810
DuB-EnG: XTAR VX4 Battery Capacity Tester and Charger for NiMh AA, AAA, C, D, Li-ion, LiFePO4 18650 Dubious Engineering 2024-08-18 | xtar.cc/product/xtar-visible-mixer-vx4-charger.htmlAll Batteries, One Solution!The first capacity tester for rechargeable 1.5V Li-ion batteries.Compatible with 3.6/3.7V Li-ion, 1.5V Li-ion, 1.2V Ni-MH and 3.2V LiFePO4 batteries.High precision capacity test to distinguish overrated batteries.Manual current selection function to meet different needs.LCD screen displays real-time charging status.Higher recovery success rate for over-discharged batteries.Intelligent optimal charging strategy matching.Built-in multiple protections for charging safety. Model VX4 (Visible Mixer)Input PD2.0(12V1.67A) / QC3.0(9V2A) / 5V2AConstant Charge Current 3Ax1 / 2Ax2 / 1Ax4 / 0.5Ax4 / 0.25Ax4Charge Cutoff Voltage 3.6/3.7V Li-ion: 4.20±0.05V1.5V Li-ion: N/A3.2V LifePO4: 3.65±0.05V1.2V Ni-MH: 1.45±0.1VCharge Cutoff Current ≤150mAOperating Temperature -10-40℃
DuB-EnG: Festival Stage Setup - Behind the Sceenes - LASERS, Projectors, LED Lights - Magikana 2024 Dubious Engineering 2024-08-04 | Thanks to Rob Voisey of Augmentality, Tom and Pom for all their hard work creating fantastic visuals for a PsyTrance Festival Called Magikana in Wales...MagicQ Desk, Liberation Laser Software, Arkaos Software, Epix MagicVJ, AKAI MPC Mini
DuB-EnG: Fully Automated AA Battery Charging and Management - Olight Ostation X Supercharger - EPIC Dubious Engineering 2024-07-06 | The project is now live on Kickstarter and customers can purchase the product. Tracking link https://kck.st/3W8r7fJProduct name #olight Olight Ostation X
DuB-EnG: Sequre S99 66S USB C PD Soldering Iron - GET REALLY CLOSE TO THE TIP! - 500 Degrees C Dubious Engineering 2024-06-22 | A review and comparison of the Sequre S99 and some of my other low power irons Miniware TS100 and Sequre D60
DuB-EnG: Chinese VS Japanese 18650 Lithium Cells XTAR, Panasonic, Samsung - Discharge Testing iMaxB6 Dubious Engineering 2024-06-15 | Comparing battery capacities... charge depletion testing using iMax B6 test equipmentChinese XTAR 18650 3600mAh batteries withPanasonic NCR 18650 and panasonic CGR 18650Samsung 18650 batteries
DuB-EnG: SUPER CAPACITOR Soldering Iron - MINIWARE - USB-C PD Power, Bluetooth Connectivity AMAZING Dubious Engineering 2024-06-01 | Miniware TSC1 is the new Cordless Super Capacitor Bluetooth Solder Station!pcbway.com/s/Vvt5QKpcbway.com
DuB-EnG: Chinese Vevor Wind Turbine Power Generator - How to install, repair and a review is it good Dubious Engineering 2024-05-18 | Solar power vs Wind turbine / wind powered generators - installation, repair and review - Load of rubbish really... just dont bother in my humble opinion.... get yourself some solar panels with no moving parts, collect those solar free range electrons instead!
DuB-EnG: SAMSystems Integral - Analogue Close Cab Miking System for acoustic, bass, electric guitars Dubious Engineering 2024-04-28 | Fitting and testing an Integral Microphone IM to a Fender HotRod 12" guitar amplifierintegral.uk.com/aboutEasy installation with a fit and forgot concept, you can’t go wrong. Never mic up your amp ever again, simply attach the XLR to your mixing desk and onward to monitors or FOH PA.The INTEGRAL is an alternative concept to traditional close cab miking techniques, meaning no need for dangling microphones or stands. Leaving a cleaner look on your setup!The INTEGRAL is equipped with a high-quality super cardioid dynamic microphone, housed in the “pepper pot”, strategically aimed off center of the speaker coil.Reduces wire mess on stage, saving more space leaving a more professional look. Accompanied by a professional sound.100% Analouge The mic outputs a true balanced analogue sound with an exceptional high/low full range frequency responses. Pressure tested at extreme volumes.Save time in setting up and remember time is money in the industry! It also makes life easier for the sound engineer.
DuB-EnG: Worlds FIRST CAR MP3 Player - RIO EMPEG CAR -Designed & made in UK - Teardown & Interviews Dubious Engineering 2024-04-21 | The history of the Rio EMPEG CAR (1998) and an in-depth dive into the design and construction of the very first CAR MP3 player that uses a spinning hard disc and a strong arm processor!Massive thanks to Rob Schofield and Patrick Arnold for joining us on web-chat!Big hugs to the EMPEG meetup group!
DuB-EnG: Recycling Vape Batteries to power Musical Devices - Upcycle Lithium-Ion Using / Repurposing Dubious Engineering 2024-04-07 | Lets make beautiful music using discarded and collected vape batteries to power DJ equipment.
DuB-EnG: Cheap Chinese 600w and 1200w Fan Heater - £20 on Amazon GOKINGE XY-612 Review and TearDown Dubious Engineering 2024-04-01 | One Second Hot - Warm Air Blower by GOKINGE on Amazon £24.9920% off CODE：5ODAVRD6GOKINGE Electric Heater,75° Oscillating 1200w 3-Mode 3-Speed,Portable Small Fan Heaters Low Energy Efficient Silent,1-7H Timer,Overheating & Tip-Over
DuB-EnG: Magtame - Magnetic USB Coiling Self Tidying Cable put to the test - review - worth it? Dubious Engineering 2024-03-03 | Available on AMAZON - Search "Magtame"Magtame USB C Charger Cable, Magnetic Coiled 60W PD Type C Cable Fast Charging, 3.3ft USB C to USB C Cable Compatible with Samsung S23 S22 S21 Note 20 Ultra, iPad Pro 12.9 Air Mini for MacBook Air Google Pixel 3/4/5/6, Google Nexus 6P, USB C Device: Smartphone, latop etc.; Nintendo Switch, MacBook Pro (2020/2019/2018/2017/2016) 13.3ʺ, MacBook Air 2020/2019/2018, Samsung Galaxy Note 20 Ultra/20/10+/10/9/8, Galaxy S8/ S8+/ S9/ S9+, Galaxy /S23/S22/S21/S20/S10/S10+/S10e, iPad Pro 2021/2020/2019/2018, iPad Air 4, iPad mini 6
DuB-EnG: Xtar MX4 Intelligent Battery Charger - review - recommended! Li-ion NiMh NiCd LiFePO4 Dubious Engineering 2024-02-25 | ShenZhen Xtar MX4 Battery ChargerWide compatibility for 3.6/3.7V&1.5V Li-ion, 3.2V LiFePO4 &1.2V Ni-MH batteries.Adaptive control of charging current to maximize batteries’ life.With USB-C port, 5V/2A input. For 3.6/3.7V Li-ion and 3.2V LiFePO4 batteries, it supports 1A*2, 0.5A*4 ; 1.5V Li-ion/1.2V Ni-MH batteries with 0.5A*4.High-precision cut-off after fully charged, prolong battery life.Micro-current activation for recovering over-discharged batteries.LED indicators for charging status.Multiple protections ensure safe charging.
DuB-EnG: Expensive Specialized Turbo Kenevo Levo MTB EBike M1-504Wh Batterypack - HOW TO FIX IT Dubious Engineering 2024-01-28 | So, your ebike battery isnt working properly - the controls are not working, flashing beeping etc... how to fix it...
DuB-EnG: Sinlge Malt Scottish Whiskey/Whisky tasting session.. a £200 bottle! Is it any good? Dubious Engineering 2024-01-13 | In Order - FILTHY SMOKE 40% volTAMNAVULIN Speyside White Wine Cask Finish 40% volTAMNAVULIN Speyside Red Wine Cask Finish 40% volGLENCADAM Merlot Wine Cask Finish 46% volWHISKY SPONGE Made in a field with lobsters and a tractor 56% volA fun evening was had! Many thanks to Pete and Jan
DuB-EnG: Transformer Failure in Car Battery Charger - Fix a simple battery charger! Dubious Engineering 2024-01-07 | Trying to fix a 12v 6v transformer and bridge rectifier car battery charger - turned out to be more of a challenge than I expected!
DuB-EnG: POWAPACS ATOM - 78AH big lithium battery pack - Repurposed - Christmas Giveaway - Upcycle Dubious Engineering 2023-12-23 | Broken Atom Powapacs - lets fix it / modify it! - Huge lithium cell!Powapacs Atom 76 78 fusion, ion and Pro 96K are portable power stations from Powapacs. The integrated Lithium-Ion battery makes the Atom a compact power station weighing just 2kg, allowing almost all electrical devices up to 150 watts to be run from it. With the BIGGEST battery capacity on the market for its size the ATOM PRO 96K has a HUGE 346Wh, 32Ah and a range of 6 outputs, the Atom Pro 96K is suitable for charging smartphones, tablets, laptops, drones, lighting and other equipment. It is the “must have” mobile power solution for your holiday at the campsite, the fishing lake or during a survival holiday.The Atom Pro 96K has a real-time display showing the battery level, input and output modes. It is equipped with USB, USB-C PD, DC and AC outputs.Atom Pro can be charged in three different ways: mains, solar, or via a 12-24V car adaptor. High efficiency silent, pure sine wave inverter, 150W constant 200W peak power rating. Overload/voltage/temperature protectionShort circuit/low voltage protectionDigital User Information Display and Integrated LED torch Capacity- 96,000mAh 346Wh. 32Ah @12v Battery – High discharging rated 18650 lithium Battery dimensions – 240mm x 165mm x 65mm Weight – 2.1kg Carry case included
DuB-EnG: Kaiweets Current Clamp Meter KC602 and Micro Test Meter KM201 - Good value - clear displays Dubious Engineering 2023-12-03 | Lets do a review of the KC602 and KM201 meters - great value in my humble opinion!kaiweets.com/en-gb/collections/multimeterAlso available on amazon!KM201-10% off code: RMZ4S3SDLink : amazon.co.uk/dp/B0CFVK5C8C KC602-10% off code: W54V8PM7Link : amazon.co.uk/dp/B0C2CD7XH9 15% OFF CODE: DUB15Available sitewide at Kaiweets.comKM201: kaiweets.com/products/kaiweets-km201-digital-multimeter-2000-counts-true-rmsKC602: kaiweets.com/products/kaiweets-kc601-602-smart-digital-clamp-meter-auto-range-ac-dc-currentInstagram: instagram.com/kaiweetsus Facebook: facebook.com/kaiweetstools
DuB-EnG: Cheap and effective RGB Batton and accent lighting bluetooth and wifi app enabled - China Dubious Engineering 2023-11-19 | RGB Batton Lighting frm China... Not bad!Amazon Linkamazon.co.uk/dp/B0CGJ5CS5M?ref=myi_title_dpLETOUR Smart LED Light Bars, 2 pcs Bluetooth Smart Ambient Light, RGB Light Bars with Music Mode Function, Remote Control, Colour Changing Light Bars Mood Light for TV Backlights, Room Decoration
DuB-EnG: Petes Bees - oxalic acid - Home brew honey - bee keeping - organic random interview Dubious Engineering 2023-11-12 | treat varroa mites - We went to Pete's Beehives and did an inspection with no suits... dosile bees!
DuB-EnG: ALDI FERREX 4V Lithium Battery SOLDERING IRON - I dont think you should buy it!! ...why!?? Dubious Engineering 2023-11-03 | Don't buy the Aldi Ferrex 4v soldering iron! - Here's why!
DuB-EnG: RETEVIS HAM RM685 Dual Band 2m & 70cm handytalkie radio walkietalkie - Is cheap kit good? Dubious Engineering 2023-10-29 | A practical demonstration - Yes, its good for the price point! Link to site below. Send me more radios Retevis! retevis.com
DuB-EnG: Unsafe Fly Killing Electric Tennis Racket Zapper - A shocking repair! Dubious Engineering 2023-10-22 | Lets fix an electrified fly zapper racket - Its shocking how easy it is!
DuB-EnG:Connecting a midi controller keyboaard M-Audio Keystation49 to an iPad and making music! Dubious Engineering 2023-10-14 | How to connect a USB midi controller to an iPad and use it in garageband. Also, a basic cleanup and teardown of an M-Audio Keystation 49 with some musical accompaniment!
DuB-EnG: XTAR L4 Charger and Rechargeable Lithium Ion AA batteries put to the test.... Dubious Engineering 2023-09-27 | Lets have a quick technical review of the new XTAR 1.5V Lithium batteries and charger...xtar.ccAlso available on amazon
DuB-EnG: Permobil Powered Wheelchair Disassembly and Teardown - Making a wheelchair robot Part1 Dubious Engineering 2023-09-17 | Make a robot from an old wheelchair - The parts in this chair are really useful.... Kind thanks to Alex and the family for donating this wheelchair for re-purposing!
DuB-EnG: How to install Solar Panels on Garden Shed - IS IT WORTH IT? - YES - Let me explain! Dubious Engineering 2023-09-02 | Save on electricity - fit solar panels and a micro inverter !
DuB-EnG: How to DIY Build an EPIC Garden Shed Bar Summer House - how much work and some top tips! Dubious Engineering 2023-08-13 | Building a shed with no plans, just buying the wood and creating something magnificent on a budget! Man Cave She Shed Lady Lounge
DuB-EnG: uleFone Note 16 Pro - Review - Great value for £130 - Made in China - Android 13 Dubious Engineering 2023-08-02 | uleFone sent this in for review - and its by far the best i've experienced so far!
DuB-EnG: NSU Quickly - 50cc 1960s motorbike - crazy frog lookalike! Dubious Engineering 2023-07-09 | What an epic machine!
DuB-EnG: £7.99 VenLab VM-200M True RMS Digital Multimeter Review & test - Chepest meter on Amazon Dubious Engineering 2023-06-30 | A kind donation for review - the Venlab Digital Multimeteramazon.co.uk/VENLAB-Multimeter-Resistance-Continuity-Transistor/dp/B0BJKHG6TQ/ref=sr_1_1?crid=436824OE29U5&keywords=vm-200m&qid=1688124279&sprefix=vm-200m%2Caps%2C77&sr=8-1Venlab Websiteamazon.co.uk/stores/VENLAB/%E4%B8%BB%E9%A1%B5/page/B01B6C48-EDCB-4DCE-B104-C0451FB6103D
DuB-EnG: Vintage Retro Commodore Calculator Restoration - PR-100 LED display - Battery Corrosion Dubious Engineering 2023-06-18 | A vintage PR-100 Commodore Scientific Calculator - A very kind donation to the channel - Needs a really good clean, the rechargable batteries need replacing and the removal of corrosion and leaking cells inside. This one was a fun restoration project!!
DuB-EnG: Kaiweets KM601 Smart Digital Multimeter - A nice piece of kit great display / functionality Dubious Engineering 2023-05-29 | The Kaiweets KM601 Review, Tests and a very positive conclusion - a fantasitc display, easy to use and grerat for measuring voltage, continuity, current, capacitance and frerquency!Kaiweets Website below -kaiweets.com/en-gb
DuB-EnG: VINTAGE Bristol SU Bus Coach. History, a ride out and some engineering. A beautiful Machine Dubious Engineering 2023-05-21 | A great day out on the restoration project was had by all! Here's some history, some engineering discussions and a pleasent overview of the beautiful coach. Big thanks to Pete, Richard, and "The Owner" - music by BigJoeBone. Sometimes, it's nice to make video, I really enjoyed this one!
DuB-EnG: DIY - Most Dangerous Lithium Energy Cell with Missile Switch - BMS & USBC Power Delivery Dubious Engineering 2023-05-06 | Modifying my old lithium ion power wall box made from 18650 batteries. Trying to make it less dangerous by including a BMS! - A great, but somewhat scary project!
DuB-EnG: Kaiweets ES20 Electric Screwdriver and Cell Phone / Laptop repair kit - REVIEW Dubious Engineering 2023-05-01 | Check out this slim line kit of almost everything you need for small elecronic repairs! - Purchase links below... Thanks to Kaiweets for a nice screwdriver kit! Purchase links below if you're interested.Amazon: amazon.co.uk/dp/B0BQ72V5Y3?th=1Official website: kaiweets.com/products/kaiweets-es20-screwdriver-set
DuB-EnG: Disposable street Vape Lithium Battery Re-Charging and put to good use... Project time!! Dubious Engineering 2023-04-16 | We extract a lithium battery from a discarded disposable Vape, experiment, recharge and test the battery for capacity then put it to good use in a radio related project.
DuB-EnG: Vape Lithium Cells Discarded Disposable Reclaimed Batteries Upcycling Waste Electronics Dubious Engineering 2023-04-02 | You stumble across these disposable vapes in the streets, they have lithium rechargeable batteries that have lots of charge cycles left in them. Let’s dismantle tear down and get to the treasure!
DANGEROUS POLICE DRIVING on Public Roads in UK - No sirens, No lights, No indicatiors. DashCam Dubious Engineering 2023-03-26 | Dash Cam Footage of Avon and Somerset POLICE driving dangerously - My recent driving experience coming home from Bath - I hope the voice-over says it all, but, no warning sirens, no warning lights, no indication, overtaking on a wet road, cant see the oncoming car on brow of hill - YOU would fail your driving test and YOU would receive a Dangerous Driving ticket from the police if YOU drove like this!
DuB-EnG: Upgrade your Lithium Battery in your Electric Lawnmower - Additional Power Modification Dubious Engineering 2023-03-18 | Battery mower is useless? I have an older model of battery powered lawn mower and the lithium cell is losing capacity. I can only mow half the lawn before it quits, so, using a battery adaptor / connector i have put a second battery in parallel to help bolster the current capacity of the mower. Here's how I did it.
DuB-EnG: Log Burner Cooking - Birthday Special - Save Money tips - Cook on Your Wood Stove top!! Dubious Engineering 2023-03-10 | Save money, Cooking on your wood burner is easy, heat the house and cook dinner at the same time! A relaxing birthday special video.
DuB-EnG: 5 1/4 inch Floppy Drives and Recapping the Powersupply on a BBC Master - Refurb PT2 Dubious Engineering 2023-02-26 | Lets do some old skewel gaming on a BBC Master... but first, lets re-cap the power supply and get the floppy drives working.
DuB-EnG: BBC Master 128K Refurb, service and test, CMOS problems, keyboard not working, lets fix it! Dubious Engineering 2023-02-12 | This is a a vintage or retro BBC computer refurb multipart video, enjoy! PART1Break into program.. http://www.breakintoprogram.co.uk
DuB-EnG: My Collection of Synths, Synthesisers, Synthesizers, Keyboards, Workstations Old & New Dubious Engineering 2023-02-01 | Just a bit of fun noodling around with a few of my old synths, from the early Casio PT20 to the Yamaha PSR-SX700.
DuB-EnG: Beginning Arduino - An interview with Michael McRoberts the best selling Book Author Dubious Engineering 2023-01-15 | Mike kindly takes time out to talk about how he wrote his best selling book - Beginning Arduino.Book Link on Amazonamazon.co.uk/Beginning-Arduino-Second-Technology-Action-dp-143025016X/dp/143025016X/ref=dp_ob_title_bk
DuB-EnG: HAYNES Retro Radio Kit - A complete Christmas PCB Re-build! From Bread Board to Vero Board Dubious Engineering 2022-12-24 | A Christmas project - Making a better job of the Haynes Vintage Radio KIT Project - transferring it to a soldered PCB. A much better result!
