{"product_id":"elektor-one-armed-bandit","title":"Elektor One-armed Bandit","description":"\u003ch2\u003ePull Down Lever For Highest Score!\u003c\/h2\u003e\n\u003cp\u003eThis Elektor Circuit Classic from 1984 shows a playful application of CMOS 400x series logic ICs in combination with LEDs, a highly popular combination at the time. The project imitates a spinning-digit type slot machine.\u003c\/p\u003e\n\u003ch2\u003eThe Game\u003c\/h2\u003e\n\u003cp\u003eTo play the game, first agree on the number of rounds. Player 1 actuates the switch lever as long as desired and releases it. The LEDs then show the score which is the sum of the 50-20-10-5 digits lit up. If the \u003cem\u003ePlay Again!\u003c\/em\u003e LED lights, Player 1 has another, “free” round. If not, it’s Player 2’s turn. The players keep tab of their scores, and the highest score wins.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eLEDs Indicate Score\u003c\/li\u003e\n\u003cli\u003eMulti-Player and \u003cem\u003ePlay Again!\u003c\/em\u003e\n\u003c\/li\u003e\n\u003cli\u003eElektor Heritage Circuit Symbols\u003c\/li\u003e\n\u003cli\u003eTried \u0026amp; Tested by Elektor Labs\u003c\/li\u003e\n\u003cli\u003eEducational \u0026amp; Geeky Project\u003c\/li\u003e\n\u003cli\u003eThrough-Hole Parts Only\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eIncluded\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003ePrinted Circuit Board\u003c\/li\u003e\n\u003cli\u003eAll Components\u003c\/li\u003e\n\u003cli\u003eWooden Stand\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBill of Materials\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eResistors (5%, 250 mW)\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eR1,R2,R3,R4 = 100kΩ\u003c\/li\u003e\n\u003cli\u003eR5,R6,R7,R8,R9,R10 = 1kΩ\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003eCapacitors\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eC1 = 4.7nF, 10%, 50V, 5mm\u003c\/li\u003e\n\u003cli\u003eC2 = 4.7μF, 10%, 63V, axial\u003c\/li\u003e\n\u003cli\u003eC3,C4 = 100nF, 10 %, 50V, ceramic X7R, 5mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003eSemiconductors\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eLED1-LED6 = red, 5mm (T1 3\/4)\u003c\/li\u003e\n\u003cli\u003eIC1 = 74HC4024\u003c\/li\u003e\n\u003cli\u003eIC2 = 74HC132\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cli\u003eMiscellaneous\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003eS1 = switch, toggle, 21mm lever, SPDT, momentary\u003c\/li\u003e\n\u003cli\u003eS2 = switch, tactile, 24V, 50mA, 6x6mm\u003c\/li\u003e\n\u003cli\u003eS3 = switch, slide, SPDT\u003c\/li\u003e\n\u003cli\u003eIC1,IC2 = IC socket, DIP14\u003c\/li\u003e\n\u003cli\u003eBT1 = PCB-mount CR2032 battery retainer clip\u003c\/li\u003e\n\u003cli\u003eDesktop Stand\u003c\/li\u003e\n\u003cli\u003ePCB 230098-1\u003c\/li\u003e\n\u003cli\u003eNot included: BT1 = CR2032 coin cell battery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"Elektor Labs","offers":[{"title":"Default Title","offer_id":47318771073356,"sku":"20516","price":15.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/6280\/3788\/files\/elektor-one-armed-bandit-kit20516-742073.jpg?v=1718724179","url":"https:\/\/www.qavlunxerzi.info\/products\/elektor-one-armed-bandit","provider":"Elektor","version":"1.0","type":"link"}