THERMOELECTRIC POWER MODULE SELECTION PURCHASE At present we manufacture thermoelectric power modules constructed with Aluminum flame sprayed hot side contacts. Listed TEG power modules can operate at temperatures of 320°C (608°F) and are the highest temperature Thermoelectric Power Modules available with limited exposure to higher temperatures without degradation. In stock TEG modules are lapped, (same thickness). Enabling multiple power modules to be applied to the same surface resulting in the same contact force when the plates are compressed for excellent assembly results and TEG power generation results. All of our Thermoelectric Power Generation Modules come with hot side ceramic plate already attached as a floating plate. Affixed with high temperature RTV silicone seal and free floating to reduce the stress imposed by the Delta Temperature (DT) across each TEG module! Options : Custom cold side slitting ideal technique for multi-temperature cycling and reduced stress on the module couples.. Examples :
10 Awesome Online Classes You Can Take For Free Cool, but you need iTunes for nearly everything, and that gets an 'F.' Are there really no other places to get these lessons? I was sure there are some on Academic Earth. Flagged 1. 7 of them are available via YouTube. 2. iTunes is free. 1. 2. Don't worry, we're looking out for you! While I have no personal beef with iTunes, I know that many people share your sentiments — so I actually made a concerted effort to include relevant youtube links when possible.
Electromagnetic Field Shielding Fabrics Ultra-Low Cost Conductive Fabric Perfect for bedding, clothing, wraps and drapes. Impressive conductivity in a completely non-toxic format. Cotton Grid Fabric is the perfect choice when you want an all natural conductive fabric. 2 simple ingredients: Cotton and pure Silver fibers which make a distinct grid patternIdentical on both sidesCompletely comfortable and safe for skin contactVery conductive: ~10 Ohm/sqGroundable and anti-staticWashable, cuts and sews like ordinary fabricProvides ~50% reduction of RF signals too! Super wide 112 inch format makes it ideal for most projects. 3.5% Silver, 96.5% Cotton; 135 g/m²; 112 inches wide (9.3 feet) PDF specification sheet Cotton Grid (Cat. Roll Surcharge .......... $10.00 Material will ship folded if this is not selected Cotton Grid [100 lin ft roll] (Cat. TechniCOT™ All Natural RF Shielding Fabric We like simple, and we like natural. PDF specification sheet TechniCot (Cat#A1283) ......... $18.95 / lin ft TechniCot [100 lin ft roll] (Cat. Naturell™
The Amazing Abnormalities of the Human Body Researchers Create Flexible Memory Device | Gadget Lab After flexible displays, the memory chip is the latest electronic component to get twisted and bent. Researchers at the National Institute of Standards and Technology have developed a flexible memory device that they say is inexpensive and can be easily manufactured. “We have fabricated a lightweight memory device,” says Nadine Gergel-Hackett, one of the researchers on the project, “that uses transparencies seen in overhead projectors as the material for its flexible sheet.” Flexible components are a promising new area for electronics makers who envision using them for bendable, flexible, rollable, or merely curved devices that contain electronic circuits. Though some flexible components have already been created, it’s been a challenge to create a pliable memory chip that is inexpensive to produce, says Gergel-Hackett. Gergel-Hackett and her colleagues took polymer sheets and deposited a thin film of titanium oxide on their surfaces. Photo: Flexible memory prototype
Top 10 Human Sideshow Freaks Weird Stuff These are people who made a living as side-show freaks. Most had physical disorders and had no alternative way of making a living. A list of this type would not be complete without the most famous attraction of all: The Elephant Man. NOTE: Click the images for a larger view. 1. Born in 1862, Joseph Merrick developed a physical disorder that caused his limbs to grow extremely large when he was five years old. 2. Jean (or Juan) Baptista dos Santos is said to have been a “Gipsey”, born in Faro, Portugal around 1843, to normal parents with two other normal children. 3. Josephine Myrtle Corbin was born in Lincoln County, Tennessee in 1868. 4. Born in Basle, Switzerland, in 1884, Gabrielle Fuller first joined the circus at the Paris Exposition in 1900. 5. Mary Ann Webster was born in London, England in 1874, one of eight children. 6. The man who we have come to know as Martin Laurello was born Martin Emmerling in Nuremburg, Germany around 1886. 7. 8. 9. 10. Jamie Frater
Flexible electronics An Olympus Stylus camera without the case, showing the flex circuit assembly. Tightly assembled electronic packages, where electrical connections are required in 3 axes, such as cameras (static application).Electrical connections where the assembly is required to flex during its normal use, such as folding cell phones (dynamic application).Electrical connections between sub-assemblies to replace wire harnesses, which are heavier and bulkier, such as in cars, rockets and satellites.Electrical connections where board thickness or space constraints are driving factors. Applications[edit] Flex circuits are often used as connectors in various applications where flexibility, space savings, or production constraints limit the serviceability of rigid circuit boards or hand wiring. A common application of flex circuits is in computer keyboards; most keyboards use flex circuits for the switch matrix. In LCD fabrication, glass is used as a substrate. History[edit] Flexible circuit structures[edit]
Letter Sorting | Make words from letters | Online word generator The Letter Sorting Word Generator helps you to make words from letters with the option of using a pattern. This word generator is not bound to a specific word game like Scrabble® and Words with Friends but it might help you to find words for competitions, newspaper riddles or your homework. We constantly update the word lists you can use, so you have a variety of options. How to sort letters? showhide To start sorting a word’s letters, just enter the word or any given letters into the first input field at the top of the word generator. The results will be sorted by length and in alphabetical order. Using a search pattern Our Letter Sorting word generator gives you the opportunity to search with a pattern. The second kind of characters are dots (.). For more information on the pattern field have a look at this tutorial. Words beginning with... You can also search for words with letters at the beginning or the end of the word. Letter Sorting example Think about the following set for an example:
ZigBee En principio, el ámbito donde se prevé que esta tecnología cobre más fuerza es en domótica, como puede verse en los documentos de la ZigBee Alliance, en las referencias bibliográficas que se dan más abajo en el documento «ZigBee y Domótica». La razón de ello son diversas características que lo diferencian de otras tecnologías: Su bajo consumo.Su topología de red en malla.Su fácil integración (se pueden fabricar nodos con muy poca electrónica). Visión general[editar] La relación entre IEEE 802.15.4-2003 y ZigBee es parecida a la existente entre IEEE 802.11 y Wi-Fi Alliance. La especificación 1.0 de ZigBee se aprobó el 14 de diciembre de 2004 y está disponible a miembros del grupo de desarrollo (ZigBee Alliance). ZigBee utiliza la banda ISM para usos industriales, científicos y médicos; en concreto, 868 MHz en Europa, 915 en Estados Unidos y 2,4 GHz en todo el mundo. ZigBee vs Bluetooth[editar] ZigBee es muy similar al Bluetooth pero con algunas diferencias y ventajas para domótica: