Kamis, 07 Juli 2011

cheap electric: Razor E200S Seated Electric Scooter

Razor E200S Seated Electric Scooter

List Price: $249.99

Cool electric scooter with full-size deck and frame for riders of all sizesReaches speeds of up to 15 mph thanks to high-performance, chain-driven motorCushioned seat and wide 8-inch pneumatic tires deliver ultra-smooth rideTwist-grip throttle offers variable-speed acceleration; adjustable-height handlebars45

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cheap electric: Lincoln Electric K2185-1 Handy MIG Welder

Lincoln Electric K2185-1 Handy MIG Welder

List Price: $508.16

Welds up to 1/8" mild steelWelds both MIG (shielding gas sold separately) and flux-coredPlugs into household 115V, 20 amp outlet1 year warranty on parts and labor (90 days on gun and cable)70 Amp

List Price: $508.16
Your Price: $377.99-
35-88 amps output; welds up to

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motor generator : Steam Engine 274 Volts DC no load, Larger Steam Engine DC Generator Cam Gear Timing Chain

This is a larger Steam Engine I have. It was tested at 80 PSI and has a lot of torque. The Permanent Magnet motor is a 1HP Leeson motor that produces very high voltage. It is a good option for lower RPM turbines requiring higher charging voltage. The Timing Chain and gear

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motor generator: Xantrex PH-1800-GFP PowerHub

Xantrex PH-1800-GFP PowerHub

List Price: $949.95

Combination inverter/ charger up to 1800 watt of household power40 Amp 3-stage chargerFour AC outlet with hardwire options / Two DC inputs for solar and/or wind connectionsLED display with system monitorDesigned to include a generator

List Price: $949.95
Your Price: $949.95-
Xantrex Power Hub 1800 UL.
Your

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solar systems :

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photovoltaic : Solar Photovoltaic Cells Part 3

Physics Final

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photovoltaic : Lecture - 20 Photovoltaic Power Generation Contd

Lecture Series on Energy Resources and Technology by Prof.S.Banerjee,Department of Electrical Engineering, IIT Kharagpur. For more details on NPTEL visit

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