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@ -5,16 +5,47 @@ Replacing a battery in a UPS. 2010's. |
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## Electronome |
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A mains powered electronome from the mid 1900's. Susceptible to mains timing |
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changes. Neat. Vintage 1950's/60's. |
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changes, and impractical. Neat mechanism inside. Vintage 1950's/60's. |
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## Epson Scanner Perfection V100 |
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Tearing down a scanner for parts. 2000's. |
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## Sharer Image Lantern |
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## Sharper Image Lantern |
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LED Lanterns are a recent fad. See how a PCB is cut into four columns and |
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soldered together to make the lantern light. This model failed due to the |
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Potentiometer light adjustment mechanism. 2010's. |
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## Taylor Temperature and Humidity Sensor |
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Cheapest of the cheap hygrometers. Reads up to 90% RH, then gives up, and just says |
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HH. What a cop out. The board is single sided, blobbed, and consumer crap. Destined |
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for a landfill, no doubt. |
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## Digiflam Flammable Gas Sensor |
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Made in England Gas Sensor from the 1980's. Conformally coated board, and potted battery, |
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make this difficult to repurpose. Simple 74 series logic construction. |
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7Seg displays for Gas Readout. Dial buttons for LEL configuration. |
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Designed for portable usage. |
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## RKI Instruments PS2 Combustible Gas Sensor |
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A simple flammable gas sensor built with a 30 foot long sensor cord to the electronics. |
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This is how they manage the separation of flammable zones / divisions with this product. |
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The device is not waterproof, or explosion proof. It takes 24V DC or 120V AC, and would |
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be extremely light, if not for the rather large AC transformer. Heavier things are worth |
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more right? No, that is a fallacy. Well built, and calibrated. Designed in such a way, |
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that external sensors can most likely be plugged right into the screw terminals, |
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should the original fail. Good modular design. Bigger and heavier than it should be, though. |
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## Dell Rack Power Distribution |
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A couple of outlets, tacked onto a server rack compatible panel. Expects 240 3 phase AC. |
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## Eyoyo Mini VGA Screen |
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Eyoyo yatto skimashita. Mini VGA computer screen. Built with connectors on board. |
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## WorkForce Flashlight |
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An incandescent flashlight with a lead battery. From before the days of LEDs. Replacing the |
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battery on this takes about 10 minutes more than it should, and is precarious due to plastic |
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threaded screwholes, and awkward construction and battery access. Another product designed |
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for a landfill. |
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