GENERAL
General Articles
Buy a deep cycle battery for your solar or wind system
General information about
renewable energy. Articles in this section are of general interest and may cover many different aspects of alternative energy generation and use.
P3 Kill a Watt PS P4320Find out more about the Kill-a-Watt Power Strip P4320
Article Last Modified: 13:20, 30th Apr 2008energy efficiency | electronics | generalRenewable Obligation CertificatesGenerate renewable source electricity and get paid twice with ROCs
Article Last Modified: 11:37, 15th Apr 2008general | energy efficiency | wind | solarJobs in Renewable EnergyFind a job in renewable energy and green technologies
Article Last Modified: 12:16, 8th Apr 2008general | wind | solarRainwater Toilet Flush SystemFind out how to put together a complete rainwater fed toilet flushing system
Article Last Modified: 10:50, 5th Apr 2008water | general | electronicsFreeplay Companion RadioA review of the new Freeplay Mini Companion self sufficient AM/FM radio
Article Last Modified: 14:15, 31st Mar 2008shopping | general | solarFreeloader Solar ChargerFind out more about the Freeloader solar charger for mobile phones, iPods, PDAs, and GPS
Article Last Modified: 12:21, 31st Mar 2008solar | shopping | generalEco Eye Energy MonitorFind out more about the Eco-Eye wireless energy monitor
Article Last Modified: 11:26, 26th Mar 2008shopping | general | carbonEco Eye ReviewA product review of Eco-Eye Mini - a wireless electricity monitor
Article Last Modified: 11:26, 26th Mar 2008shopping | energy efficiency | carbon | generalLM317 Voltage CalculatorA handy online output voltage calculator for the LM317, LM338, and other linear voltage regulators
Article Last Modified: 12:47, 12th Mar 2008electric circuit | electronics | generalLM317 Current CalculatorA handy online output current calculator for the LM317, LM338, and other linear voltage regulators
Article Last Modified: 12:47, 12th Mar 2008electric circuit | electronics | generalLine Losses CalculatorAn automatic calculator to work out line losses in DC powered systems
Article Last Modified: 10:31, 8th Mar 2008storage | generalFlush Toilet with Rain WaterFlush your toilet with collected rain water
Article Last Modified: 15:09, 21st Feb 2008water | education | generalDimmable Energy Saving LightbulbsFind out more about low energy light bulbs which can be used with standard dimmer switches
Article Last Modified: 14:29, 16th Feb 2008lighting | energy efficiency | general | shoppingEyeMax Freeplay Wind Up RadioFind out more about the Freeplay EyeMax Eco-Charge AM/FM Radio
Article Last Modified: 10:24, 13th Feb 2008shopping | electronics | generalSolio Magnesium Edition Product ReviewA product review of the Solio Magnesium Edition - solar iPod, and mobile phone charger
Article Last Modified: 13:55, 12th Feb 2008shopping | solar | storage | generalSimple Solar Tracker ConceptMake a very simple sun tracker to maximise electricity generation from a PV solar panel
Article Last Modified: 10:37, 9th Feb 2008solar | electric circuit | generalRenewable Energy Powered Timer Relay SwitchPowering an AA battery powered timer thermostat directly with a 12V power source
Article Last Modified: 12:51, 21st Jan 2008electric circuit | electronics | generalRepeat Timer CircuitMake a repear timer circuit with large intervals between ON times
Article Last Modified: 10:34, 18th Jan 2008electric circuit | electronics | general12 Volt Programmable Timer SwitchAutomatically control devices with a 12 Volt powered timer switch
Article Last Modified: 15:07, 7th Jan 2008electronics | lighting | generalAdjustable Step Up Voltage RegulatorFind out more about a step up voltage regulator used to output a voltage higher than the input voltage
Article Last Modified: 11:42, 15th Dec 2007electronics | electric circuit | generalPower InvertersFind out about the uses of power inverters in renewable energy generation
Article Last Modified: 16:48, 6th Dec 2007storage | general | electronicsPure Sine Wave Power InvertersFind out more about pure sine wave inverters and their use
Article Last Modified: 16:41, 6th Dec 2007storage | generalHigh Current Voltage RegulationConnect voltage regulators in parallel to increase the current which can be regulated
Article Last Modified: 17:16, 5th Dec 2007electric circuit | electronics | generalLM2940 12V 1A Low Dropout RegulatorFind out how to use an LM2940 to efficiently regulate voltage
Article Last Modified: 09:49, 5th Dec 2007electric circuit | storage | general | lightingBuy UK Power MeterBuy a UK Compliant Kill-a-watt
Article Last Modified: 09:51, 30th Nov 2007carbon | energy efficiency | electronics | generalUK Renewable Energy Degree CoursesStudy renewable energy at university in the UK
Article Last Modified: 17:27, 21st Nov 2007education | generalMake Your Own Air ConditionerFind out how to construct a simple cheap air conditioning system
Article Last Modified: 13:36, 14th Nov 2007general | geothermalCold Cathode Fluorescent Light BulbsFind out more about the benefits of the new CCFL lighting technology
Article Last Modified: 16:40, 12th Nov 2007lighting | energy efficiency | general | newsMultiple PIR Sensor CircuitsConnecting more than one PIR sensors in a circuit
Article Last Modified: 16:43, 6th Nov 2007electronics | electric circuit | generalPIR Sensor CircuitsFind out more about using PIR sensors within renewable energy applications
Article Last Modified: 11:32, 3rd Nov 2007electronics | electric circuit | general | solarLM741 Light Dark Sensor CircuitBuild a light/dark sensing circuit to automatically turn on/off lights and other devices
Article Last Modified: 08:43, 2nd Nov 2007electronics | electric circuit | generalSolar Powered Poultry LightingPut together a solar system to power poultry lighting - increase winter egg production
Article Last Modified: 14:47, 24th Oct 2007solar | electric circuit | general | electronicsConvert Thermostat to 12v Timer SwitchFind out how to modify a battery powered thermostat to be used as a 12 Volt DC timer switch
Article Last Modified: 09:40, 22nd Oct 2007electronics | electric circuit | generalUse Thermostat as 12 Volt TimerFind out how an old battery powered thermostat can be used as a low voltage automatic timer
Article Last Modified: 13:31, 19th Oct 2007electric circuit | electronics | generalFreeplay Weza Portable Energy SourceFind out about this human powered backup power device
Article Last Modified: 11:53, 17th Oct 2007storage | general | shoppingAlkaline Battery RegenerationFind out more about the Souvenir Cranwell Alkaline Battery Regenerator
Article Last Modified: 12:25, 12th Oct 2007storage | generalLM741 OpAmp Voltage IndicatorPlans for a simple voltage high/low indicator built around an LM741 operational amplifier
Article Last Modified: 09:31, 8th Oct 2007electronics | electric circuit | generalTrack Solar Electricity Generation at GoogleTrack the electricity generated at the Googleplex online
Article Last Modified: 11:01, 6th Oct 2007solar | general | newsPIR SensorsFind out how to integrate PIR (passive infra red) sensors into renewable energy applications
Article Last Modified: 15:30, 2nd Oct 2007electronics | solar | generalThree Phase Voltage MultiplierThe Cockcroft-Walton turbine voltage multiplier
Article Last Modified: 09:22, 1st Oct 2007electric circuit | wind | generalHow to Live Off Grid by Nick RosenA review of How to Live Off Grid - Journeys Outside the System by Nick Rosen
Article Last Modified: 08:43, 29th Sep 2007general | energy efficiency | shoppingChange to a Green SupplierFind out how to change your electricity supplier to a green alternative
Article Last Modified: 08:17, 28th Sep 2007general | solar | windEfergy homeCO2meterNew wireless electricity usage meter - homeCO2meter from Efergy
Article Last Modified: 10:00, 27th Sep 2007shopping | general | carbonElectrisave Wireless Electricity MonitorTrack your electricity usage penny by penny with an Electrisave monitor
Article Last Modified: 09:57, 27th Sep 2007shopping | generalStandby BusterFind out more about Standby Buster - a new energy saving product
Article Last Modified: 13:31, 13th Sep 2007energy efficiency | shopping | generalGood Energy Green ElectricitySwitch to a green supplier of electricity. Good Energy 100% renewable energy.
Article Last Modified: 11:30, 13th Sep 2007general | shoppingBye Bye Standby Power SaverFind out more about Bye Bye Standby - an energy saving product
Article Last Modified: 11:30, 13th Sep 2007energy efficiency | shopping | generalSwitch from Inverter to Mains AutomaticallyPower a circuit directly from a power inverter, but with automatic mains power back up.
Article Last Modified: 16:55, 4th Sep 2007electric circuit | storage | generalElectrisave ReviewA review of the Electrisave energy monitor
Article Last Modified: 15:33, 29th Aug 2007shopping | energy efficiency | generalBest UK Green Power CompanyFind out about Green Power - The UK's best green power generator
Article Last Modified: 11:27, 23rd Aug 2007general | solar | windFuses for Power InvertersFind out more about fuse protection of power inverters used to convert battery bank DC voltage to mains voltage AC
Article Last Modified: 16:06, 22nd Aug 2007storage | generalFreeloader Battery ChargerFind out more about the Freeloader USB AA and AAA Battery Charger
Article Last Modified: 12:47, 16th Aug 2007storage | shopping | generalReduce Reuse RecycleFind out ways to reduce, reuse, and recycle to save money and reduce waste dumped in landfill
Article Last Modified: 14:18, 3rd Aug 2007recycling | generalSolar Trade Association UKFind out more about the Solar Trade Association
Article Last Modified: 08:27, 3rd Aug 2007solar | generalRelays and Renewable EnergyFind out more about relays and their uses in renewable energy applications
Article Last Modified: 16:52, 2nd Aug 2007electric circuit | electronics | general12 Volt Battery Low Indicator LM741Plans for a battery low indicator for a 12 Volt battery using an LM741 operational amplifier
Article Last Modified: 10:17, 28th Jul 2007electronics | electric circuit | generalSolar iPod ChargerFind out how to make a solar powered charger for your iPod
Article Last Modified: 11:00, 20th Jul 2007solar | generalSolar Greenhouse Heat SinkFind out how to make a solar powered heatsink for your greenhouse
Article Last Modified: 08:26, 18th Jul 2007solar | generalDIY Solar Panel KitsMake your own solar panels from as little as US$2.95 per Watt.
Article Last Modified: 14:51, 16th Jul 2007solar | generalSolar Powered Nestbox CCTV CameraObserve wildlife inside a nestbox with a solar powered wireless CCTV camera
Article Last Modified: 09:32, 26th Jun 2007solar | electric circuit | generalKeep Rechargeable Batteries in FreezerFind out the easiest way to keep your NiMH and NiCD rechargeable batteries fully charged
Article Last Modified: 14:32, 22nd Jun 2007storage | generalWays to Save ElectricityFind out how you can save electricity in your home - help the environment and save money.
Article Last Modified: 12:50, 1st Jun 2007energy efficiency | generalWind and Solar Powered Dubai SkyscraperSkyscraper to be built in Dubai will generate 100% of its energy needs with wind and solar power
Article Last Modified: 11:40, 22nd May 2007news | energy efficiency | generalStepper Motor Voltage Doubler CircuitDouble the voltage from a stepper motor using two bridge rectifiers
Article Last Modified: 10:45, 9th May 2007general | electric circuit | educationLCBP Grant Scheme Suspended Until MayDTI suspends Low Carbon Buildings Programme while they try to assess how to run it better
Article Last Modified: 12:45, 23rd Apr 2007news | generalHigh Capacity Alternative to 9 Volt BatteryGet ten times the capacity of a 9 Volt battery to power your devices
Article Last Modified: 11:34, 13th Apr 2007general | electric circuit | solarEnamelled Magnet WireFind out more about the wire used to wind coils for generators and alternators
Article Last Modified: 14:34, 5th Apr 2007general | shoppingDavid Cameron Wind Turbine Finally InstalledWind turbine generator installed at Cameron's West London home
Article Last Modified: 11:46, 4th Apr 2007wind | solar | general | newsExamining a Stepper MotorRead how easy it is to understand the wiring of a stepper motor
Article Last Modified: 08:58, 24th Mar 2007general | educationIts Not Easy Being Green Series 2New series of It's Not Easy Being Green on BBC2
Article Last Modified: 09:21, 22nd Mar 2007general | newsNeodymium MagnetsFind out more about neodymium magnets used in renewable applications
Article Last Modified: 17:00, 21st Mar 2007general | education | windRenewable Energy System Data LoggerTrack the performance of your RE system with a data-logger
Article Last Modified: 15:53, 13th Mar 2007electronics | general | shoppingLCBP Grants FiascoProblems with DTI's Low Carbon Buildings Programme grant allocations
Article Last Modified: 14:29, 6th Mar 2007news | generalLow Carbon Buildings ProgrammeGrants available for capital costs of microgeneration projects
Article Last Modified: 14:28, 6th Mar 2007carbon | energy efficiency | generalRenewable Energy Course April 2007Residential renewable energy courses in Buckinghamshire, April and May 2007
Article Last Modified: 13:18, 21st Feb 2007education | general | newsEnergy AuditFind out how to conduct an energy audit.
Article Last Modified: 16:56, 19th Feb 2007energy efficiency | carbon | generalKill a WattReview of the Kill-a-Watt Energy Usage Meter
Article Last Modified: 16:56, 19th Feb 2007energy efficiency | electronics | generalCarbon FootprintOffsetting your Carbon Footprint
Article Last Modified: 16:56, 19th Feb 2007carbon | energy efficiency | generalRenewable Energy in IcelandFind out how 100% of Iceland's electricity is generated from renewable sources
Article Last Modified: 15:35, 19th Jan 2007geothermal | hydro | generalBuying Neodymium MagnetsBuying neodymium magnets in the UK
Article Last Modified: 08:56, 19th Jan 2007general | wind | waveInvesting in Renewable Energy CompaniesInvest money in the UK renewable energy sector
Article Last Modified: 13:43, 16th Jan 2007general | newsWindmine InterviewInterview with Paul Mines - Owner of Windmine
Article Last Modified: 14:42, 15th Jan 2007wind | news | generalRenewable Energy Courses March 2007Residential renewable energy courses in Buckinghamshire, March 2007
Article Last Modified: 10:14, 13th Jan 2007education | general | newsEU To Cut Emissions by 20 Percent by 2020European Commission want a 20% cut in greenhouse gas emissions
Article Last Modified: 16:52, 10th Jan 2007news | generalPrince Charles RE Home For WilliamPrince Charles building renewable energy powered home for son William
Article Last Modified: 17:08, 9th Jan 2007news | generalGrid Tie InvertersFind out more about Grid Tie Inverters - connect your RE system to the grid
Article Last Modified: 16:36, 2nd Jan 2007general | wind | solar | electronicsDavid Cameron No Wind TurbineSix months on still no sign of David Cameron's famous wind turbine
Article Last Modified: 18:00, 21st Dec 2006wind | solar | general | newsDavid Cameron Wind TurbineConservative leader David Cameron's foray into alternative energy
Article Last Modified: 09:54, 21st Dec 2006wind | solar | general | newsRenewable Energy PodcastsListen to a selection of podcasts about renewable energy
Article Last Modified: 17:23, 19th Dec 2006news | generalAlternative Energy MagazinesDetails of print magazines about alternative energy
Article Last Modified: 16:22, 19th Dec 2006websites | generalIts Not Easy Being GreenFind out more about the It's Not Easy Being Green television series
Article Last Modified: 09:49, 13th Dec 2006general | energy efficiency | newsB and Q Wind Turbines and SolarB and Q are now stocking domestic wind turbine generators and solar panels
Article Last Modified: 09:49, 13th Dec 2006wind | solar | general | newsSolar Oven CookingCook food for free with the power of the sun in a solar oven
Article Last Modified: 14:47, 21st Apr 2006solar | generalUnder Floor HeatingFind out more about the benefits of under floor heating
Article Last Modified: 18:37, 25th Mar 2006energy efficiency | geothermal | generalAndy DarvillFind out more about alternative energy generation with school teacher Andy Darvill.
Article Last Modified: 18:37, 25th Mar 2006education | websites | generalAlternative Energy BlogsRead about others' experiences with alternative energy from this selection of Blogs.
Article Last Modified: 11:13, 22nd Mar 2006websites | generalLemon BatteryMake a battery from a lemon
Article Last Modified: 14:10, 19th Mar 2006education | generalAir X Wind TurbineThe Air-X Wind Turbine Generator
Article Last Modified: 21:41, 10th Mar 2006wind | generalXCO2 Elegant Wind TurbineThe Quietrevolution 6kW wind turbine
Article Last Modified: 12:55, 10th Mar 2006wind | general