{"title":"Spintronic Parts","description":"","products":[{"product_id":"spintronic-battery-7-v","title":"Spintronic Battery (6 V)","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThis spintronic battery powers spintronic circuits. It provides a constant spin voltage of 6 V when it is charged by pulling the string back.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis 6 spin volt battery has a maximum capacity of 0.3 mAh. A pull string charges the battery, and a constant torque spring provides a nearly constant spin voltage all the way until its charge is fully depleted. In the event of a short circuit, a built-in circuit breaker stops it immediately. The breaker is reset by charging the battery once more.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747603313,"sku":"US-SP-B600-030","price":3215.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Batterytrimmed_36d63f8c-69c4-4da8-b537-da7814e2f9ac.jpg?v=1736525543"},{"product_id":"spintronics-3-transistor-value-pack","title":"Spintronic Transistor Value Pack","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThis spintronic transistor is a voltage-controlled resistor. The higher the voltage on the top sprocket, the lower the resistance of the bottom sprocket. Transistors \u003cem\u003egreatly\u003c\/em\u003e expand the range of circuits that can be built. They are a critical part of many analog circuits and are ubiquitous in digital circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe transistor can be manually adjusted to control whether the transistor turns on by turning the top sprocket (the gate) clockwise or counterclockwise. The transistor is fully on with a gate voltage of approximately 1.5 spin volts. Gate charge is 2.2 millispin coulombs.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747472241,"sku":"US-SP-T003","price":2981.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Threetransistorstrimmed_2f0f5076-c2a3-43f0-90e7-9db1557f0f22.jpg?v=1736525543"},{"product_id":"spintronics-4-junction-value-pack","title":"Spintronic Junction Value Pack","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic junctions allow the current to branch, just like an electrical junction of three wires. Each sprocket is one of the three paths for current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eIf you're looking to get extra parts, this is a good kit to get, since junctions are the most commonly used part in spintronic circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese junctions use a planetary gear arrangement, where the top sprocket is the sun, the middle sprocket is the ring, and the bottom sprocket is the carrier of the planets. The sprockets are of different diameters, but the internal gearing ratios are chosen such that it behaves according to the following equation:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ci\u003ev\u003c\/i\u003e\u003csub\u003ebottom\u003c\/sub\u003e = \u003ci\u003ev\u003c\/i\u003e\u003csub\u003emiddle\u003c\/sub\u003e + \u003ci\u003ev\u003c\/i\u003e\u003csub\u003etop\u003c\/sub\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ewhere:\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003etop\u003c\/sub\u003e is the velocity of a tooth on the top sprocket\u003cbr\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003emiddle\u003c\/sub\u003e is the velocity of a tooth on the middle sprocket\u003cbr\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003ebottom\u003c\/sub\u003e is the velocity of a tooth on the bottom sprocket\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747537777,"sku":"US-SP-J004","price":4673.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Fourjunctionstrimmed_73429530-e523-4388-88d9-b5658638082a.jpg?v=1736525543"},{"product_id":"spintronic-tiles-connectors","title":"Spintronic Tiles \u0026 Connectors","description":"\u003cp\u003eSpintronic tiles are the base tiles to which the spintronic parts magnetically attach. More base tiles make it possible to build larger circuits.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747406705,"sku":"US-SP-TI300","price":1581.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Tilesandconnectorstrimmed_0109712a-652c-4844-8252-1cc2bda7af8c.jpg?v=1736525544"},{"product_id":"spintronic-switch","title":"Spintronic Switch","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic switches open and close circuits. Push it once to open the circuit. Push it again to close it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThese are single pole single throw (SPST) latching switches with a very low ON resistance and very high OFF resistance. When left in the ON state, they are also useful for changing sprocket levels without altering the function of a circuit.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747341169,"sku":"US-SP-S001","price":943.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Switchtrimmed_2bb4fe4b-ab78-4929-84ef-5ef5fc7e70ea.jpg?v=1736525543"},{"product_id":"spintronic-capacitor-1-2-mf","title":"Spintronic Capacitor (1.2 mF)","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic capacitors store energy. They also double as a spintronic voltmeter: The gauge on top indicates the spin voltage across it from -9 to +9 spin volts.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese spintronic capacitors have a fixed value of 1.2 mF. The capacitors use a torsion spring to store energy and exhibit low hysteresis. These capacitors are rated for a maximum of +\/- 9 spin volts.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747275633,"sku":"US-SP-C122-900","price":1063.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Capacitortrimmed_ac093d45-6268-44ae-abde-160089124784.jpg?v=1736525543"},{"product_id":"spintronic-diode","title":"Spintronic Diode","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic diodes allow the current to flow in only one direction. Each diode only turns clockwise, but it can be used to allow counterclockwise current by placing it on the outside of a chain loop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ratchet mechanism on top allows only clockwise movement and requires a forward voltage of approximately 0.7 V. The reverse breakdown voltage is well above the rated maximum voltage of the chain.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote that only one spintronic diode is required to build a half-wave rectifier and only two are necessary to build a full-wave rectifier. \u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747734385,"sku":"US-SP-D001","price":1104.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Diodetrimmed_e2598bb0-faa0-4242-a684-39b9163ae28c.jpg?v=1736525543"},{"product_id":"spintronic-ammeter","title":"Spintronic Ammeter","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic ammeters indicate the speed of current by the pitch of sound they make. The more current, the higher the pitch.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe pitch of sound generated by the spintronic ammeter is directly proportional to the current running around it. A small wedge attached to a diaphragm slides over a bumpy surface. As the wedge moves up and down over the bumps, it generates sound in the diaphragm.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747701617,"sku":"US-SP-A001","price":1143.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Ammetertrimmed_92d1994f-1678-4b5b-b80b-7d37dd161173.jpg?v=1736525543"},{"product_id":"spintronic-transistor","title":"Spintronic Transistor","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThis spintronic transistor is a voltage-controlled resistor. The higher the voltage on the top sprocket, the lower the resistance of the bottom sprocket. Transistors \u003cem\u003egreatly\u003c\/em\u003e expand the range of circuits that can be built. They are a critical part of many analog circuits and are ubiquitous in digital circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe transistor can be manually adjusted to control whether the transistor turns on by turning the top sprocket (the gate) clockwise or counterclockwise. The transistor is fully on with a gate voltage of approximately 1.5 spin volts. Gate charge is 2.2 millispin coulombs.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747505009,"sku":"US-SP-T001","price":1104.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Transistortrimmed_4efebfd2-b819-487e-914f-08d94b91c868.jpg?v=1736525543"},{"product_id":"spintronic-junction","title":"Spintronic Junction","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic junctions allow the current to branch, just like an electrical junction of three wires. Each sprocket is one of the three paths for current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThese junctions use a planetary gear arrangement, where the top sprocket is the sun, the middle sprocket is the ring, and the bottom sprocket is the carrier of the planets. The sprockets are of different diameters, but the internal gearing ratios are chosen such that it behaves according to the following equation:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003ci\u003ev\u003c\/i\u003e\u003csub\u003ebottom\u003c\/sub\u003e = \u003ci\u003ev\u003c\/i\u003e\u003csub\u003emiddle\u003c\/sub\u003e + \u003ci\u003ev\u003c\/i\u003e\u003csub\u003etop\u003c\/sub\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ewhere:\u003cbr\u003e\u003c\/span\u003e\u003cspan\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003etop\u003c\/sub\u003e is the velocity of a tooth on the top sprocket\u003cbr\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003emiddle\u003c\/sub\u003e is the velocity of a tooth on the middle sprocket\u003cbr\u003e- \u003ci\u003ev\u003c\/i\u003e\u003csub\u003ebottom\u003c\/sub\u003e is the velocity of a tooth on the bottom sprocket\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747636081,"sku":"US-SP-J001","price":1298.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Junctiontrimmed_cb87cb0d-8475-41fd-b464-3028b158fca4.jpg?v=1736525543"},{"product_id":"spintronic-chain-300-links","title":"Spintronic Chain (300 links)","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eA pack of 300 individual chain links (approximately 1.92 meters or 6.3 feet of chain). This is the same amount of chain as is included in the Act One and Act Two kits.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747898225,"sku":"US-SP-CH301","price":2260.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Chaintrimmed_7e128d50-4a60-41e2-b5ab-1e4ffeb97a1f.jpg?v=1736525544"},{"product_id":"spintronic-inductor-56-h","title":"Spintronic Inductor (55 H)","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eSpintronic inductors are heavy, allowing them to build momentum. It takes a lot of energy to get them moving, but once they are moving, they don't want to stop.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThese spintronic inductors have a fixed value of 55 spin henrys. They build significant momentum even with low currents. The three steel balls at the perimeter of the inductor also act as flyweights, causing the inductor to brake itself under high current. This is a safety feature to stop the inductor from building up an unsafe amount of energy.\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747570545,"sku":"US-SP-L556","price":990.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Inductortrimmed_82d9653a-0ccc-4350-b7cd-e57698f4a695.jpg?v=1736525543"},{"product_id":"spintronics-act-two-replacement-puzzle-book","title":"Spintronics Act Two Replacement Puzzle Book","description":"\u003cspan data-mce-fragment=\"1\"\u003eA physical copy of our Spintronics Act Two Puzzle book.\u003c\/span\u003e","brand":"Upper Story","offers":[{"title":"Default Title","offer_id":52070748160369,"sku":"SP00401","price":3394.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/SpintronicsActTwoPuzzleBook-English-transparentbackground_0a698c07-ab7c-40f2-9f73-5f51f7729fb2.png?v=1736525545"},{"product_id":"spintronics-4-diode-value-pack","title":"Spintronic Diode Value Pack","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic diodes allow the current to flow in only one direction. Each diode only turns clockwise, but it can be used to allow counterclockwise current by placing it on the outside of a chain loop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ratchet mechanism on top allows only clockwise movement and requires a forward voltage of approximately 0.7 V. The reverse breakdown voltage is well above the rated maximum voltage of the chain.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eNote that only one spintronic diode is required to build a half-wave rectifier and only two are necessary to build a full-wave rectifier.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070747930993,"sku":"US-SP-D004","price":3129.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Fourdiodestrimmed_7952566e-f89a-4314-9461-1e3570741d44.jpg?v=1736525544"},{"product_id":"spintronics-power-pack-replacement-puzzle-book","title":"Spintronics Power Pack Replacement Puzzle Book","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eA physical copy of our Spintronics Power Pack Puzzle book.\u003c\/span\u003e\u003c\/p\u003e","brand":"Upper Story","offers":[{"title":"Default Title","offer_id":52070748422513,"sku":"SP00601","price":1861.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/PowerPackPuzzleBook-English-transparentbackground_648b967a-173a-4b4b-9247-7ed94d8e8f1e.png?v=1736525544"},{"product_id":"spintronics-4-resistor-100-1000-value-pack","title":"Spintronic Resistor (100 - 1000 Ω) Variety Pack","description":"\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic resistors resist the flow of current. The higher the resistance value, the harder they are to turn. Resistors help keep circuits under control by limiting the flow of current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eResistors come with fixed values that cannot be changed. This kit comes with 4 resistors ranging from 100 to 1000 spin ohms.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eResistance is generated from shearing of silicone oil inside a sealed chamber. This gives a very stable resistance with low stiction. To make resistors of different values, the factory mixes silicone oils of varying viscosity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eResistances are accurate to +\/- 10% at the reference spin voltage. Note that there is a significant dependence of resistance on the spin voltage applied across the resistor due to the slight non-Newtonian behavior of silicone oil. See the datasheet supplied with the part for more information.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070748553585,"sku":"US-SP-R101-R1001","price":3129.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Fourresistorstrimmed_52c8f01c-fd52-47ee-8cd9-9c4cee27280d.jpg?v=1736525544"},{"product_id":"spintronics-virtual-pack","title":"Spintronics Virtual Pack","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe Spintronics Virtual Pack includes the electronic plans \u003cmeta charset=\"utf-8\"\u003eto build your own spintronic parts or to design new ones.  The plans come with all of the spintronic parts CAD files (in stl and stp) as well as a PDF of the puzzle books (Act One, Act Two, and Power Pack).  Information on what other hardware is needed to build the complete parts is also included.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eNote that most of the spintronic parts aren't especially easy to 3D print and assemble. They are not print-in-place designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070748586353,"sku":"SS00201","price":2430.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/Batteryexplodedgradient_4d39628f-4c4a-432e-97b6-e4c2462600c4.jpg?v=1736525545"},{"product_id":"spintronics-act-one-replacement-puzzle-book","title":"Spintronics Act One Replacement Puzzle Book","description":"\u003cspan data-mce-fragment=\"1\"\u003eA physical copy of our popular Spintronics Act One Puzzle book is perfect for anyone who is looking to follow along remotely or even over someone’s shoulder!\u003c\/span\u003e","brand":"Upper Story","offers":[{"title":"Default Title","offer_id":52070748520817,"sku":"SP00301","price":2674.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/SpintronicsActOnePuzzleBook-English-transparentbackground_5674aa33-751e-48bf-bf99-d0a8ce48bd8b.png?v=1736525545"},{"product_id":"spintronics-act-one-puzzle-book-pdf","title":"Spintronics Act One Puzzle Book PDF","description":"\u003cspan data-mce-fragment=\"1\"\u003eA PDF version of our Spintronics \u003cstrong\u003eAct One\u003c\/strong\u003e puzzle book is perfect for anyone who is looking to follow along remotely or would like a digital copy.\u003c\/span\u003e","brand":"Upper Story","offers":[{"title":"Default Title","offer_id":52070748881265,"sku":"SP00701","price":967.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/SPINActOnePuzzleBookEN_6d0073eb-3877-465f-8a29-9cb85b2c03ca.jpg?v=1736525545"},{"product_id":"spintronics-power-pack-requires-act-one","title":"Spintronics Power Pack","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\" style=\"color: #992f7e;\"\u003e**Important! The Power Pack requires at least the Act One kit to use it. It requires both Act One and Act Two to complete all of the puzzles.** \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eThe Spintronics Power Pack gives you parts to charge your circuits with more power: an additional 6 V battery and two low-value resistors. It also includes a puzzle book with 11 additional puzzles.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070748848497,"sku":"SP00501","price":5714.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/PowerPackBoxtrimmed_1b1d8fea-1d8c-4268-b4e4-0de9a9514fa1.jpg?v=1736525544"},{"product_id":"spintronics-act-two-requires-act-one","title":"Spintronics Act Two","description":"\u003cp\u003e\u003cspan style=\"color: #992f7e;\" data-mce-fragment=\"1\"\u003e**Important! Spintronics Act One is needed to play this game. This is a continuation of Spintronics Act One.** \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eContinue Natalia's time-winding adventure and help her build more advanced spintronic circuits for the town of Little Hope. This Act Two kit begins where Act One leaves off. New parts including transistors and inductors open a vast frontier of new possibilities. The puzzles also grow more challenging, with 82 more puzzles ranging from intermediate to advanced.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e\u003cmeta charset=\"utf-8\"\u003eSpintronics is a new game (ages 8 to adult) from the makers of Turing Tumble where players build mechanical circuits to solve puzzles. Players feel the pull of voltage and see the flow of current as they discover electronics in a tangible and deeply intuitive way, using the first physical equivalent of electronics ever built. It’s fun, fascinating, easy-to-learn, and irresistible to play.\u003c\/span\u003e\u003c\/p\u003e","brand":"Turing Tumble","offers":[{"title":"Default Title","offer_id":52070749307249,"sku":"SP00201","price":12866.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/ActTwoBoxtrimmed_8eed30a2-42b1-4438-9279-7c490d157fc4.jpg?v=1736525544"},{"product_id":"spintronics-act-two-puzzle-book-pdf","title":"Spintronics Act Two Puzzle Book PDF","description":"\u003cspan data-mce-fragment=\"1\"\u003eA PDF version of our Spintronics \u003cstrong\u003eAct Two\u003c\/strong\u003e puzzle book is perfect for anyone who is looking to follow along remotely or would like a digital copy.\u003c\/span\u003e","brand":"Upper Story","offers":[{"title":"Default Title","offer_id":52070749438321,"sku":"SP00801","price":967.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0893\/7943\/8961\/files\/SPINActTwoPuzzleBookEN_7ec0cec2-cad5-45a3-9eb7-2b590b6b4f72.jpg?v=1736525544"},{"product_id":"spintronic-resistor-50-1000","title":"Spintronic Resistor (50 - 1000 Ω)","description":"\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003e**Important: Choose the resistance value you want**\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eSpintronic resistors resist the flow of current. The higher the resistance value, the harder they are to turn. Resistors help keep circuits under control by limiting the flow of current.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eResistors come with fixed values that cannot be changed. You must choose the value of the resistor before you can add it to your cart.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetailed description\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan data-mce-fragment=\"1\"\u003eResistance is generated from shearing of silicone oil inside a sealed chamber. This gives a very stable resistance with low stiction. To make resistors of different values, the factory mixes silicone oils of varying viscosity.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eResistances are accurate to +\/- 10% at the reference spin voltage. 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