{"parts":[{"path":"./inventory/13c5935b-b489-454b-a9af-a0f87f02ee62/v1/","files":{"meta":"{\"format\":1,\"id\":\"13c5935b-b489-454b-a9af-a0f87f02ee62\",\"version\":1,\"kind\":\"source\",\"slug\":\"watch-crystal\",\"name\":\"Watch Crystal\",\"publisher\":\"ReDo.Pro\",\"license\":\"CC-BY-SA-4.0\",\"material\":{\"material\":\"plated-steel\"},\"summary\":\"A 32.768 kHz watch crystal in the 3 x 8 mm cylindrical can a real-time clock runs on, standing on two thin leads 1.1 mm apart that splay to reach whichever holes it is plugged into. Its frequency is printed along its side, in kilohertz (32.768 unless you set another).\",\"keywords\":[\"crystal\",\"watch crystal\",\"32.768 khz\",\"32 khz\",\"32k\",\"tuning fork\",\"rtc\",\"real-time clock\",\"clock\",\"cylinder\",\"cylindrical\",\"3x8\",\"3 x 8\",\"c38\",\"ds1307\",\"xtal\",\"quartz\",\"through-hole\",\"tht\",\"passive\",\"electronics\",\"ab38t\",\"fkt38\"],\"tags\":[\"electronics\"],\"attributes\":{},\"legs\":{\"a\":\"leg_a\",\"b\":\"leg_b\",\"distance\":\"leg_span\",\"rise\":\"leg_rise\",\"stand\":\"leg_stand\"},\"parameters\":[{\"name\":\"frequency\",\"label\":\"Frequency\",\"unit\":\"kHz\",\"type\":\"number\",\"default\":32.768,\"min\":1,\"max\":999.999,\"step\":0.001,\"prefixed\":true},{\"name\":\"leg_span\",\"label\":\"Leg span\",\"unit\":\"mm\",\"type\":\"number\",\"default\":2.54,\"min\":1,\"max\":50,\"hidden\":true},{\"name\":\"leg_rise\",\"label\":\"Leg rise\",\"unit\":\"mm\",\"type\":\"number\",\"default\":0,\"min\":-30,\"max\":30,\"hidden\":true},{\"name\":\"leg_stand\",\"label\":\"Stand-off\",\"unit\":\"mm\",\"type\":\"number\",\"default\":3,\"min\":0,\"max\":25,\"hidden\":true}],\"footprints\":{\"Crystal/Crystal_C38-LF_D3.0mm_L8.0mm_Vertical\":{\"leg_span\":1.9,\"leg_stand\":0},\"Crystal/Crystal_Round_D3.0mm_Vertical\":{\"leg_span\":1.9,\"leg_stand\":0}},\"preview\":{\"direction\":[-0.45,-1,0.55]},\"documents\":[{\"file\":\"drawing.svg\",\"kind\":\"drawing\",\"title\":\"Drawing, A4\"},{\"file\":\"drawing.dxf\",\"kind\":\"drawing\",\"title\":\"Drawing, A4 DXF\"}],\"links\":[{\"url\":\"https://abracon.com/Resonators/AB38T.pdf\",\"kind\":\"datasheet\",\"title\":\"AB38T datasheet (Abracon)\"},{\"url\":\"https://www.farnell.com/datasheets/3968017.pdf\",\"kind\":\"datasheet\",\"title\":\"FKT38 datasheet (Fox)\"},{\"url\":\"https://www.wdi.ag/files/euroquartz/quarz/32768-3x8_mh32768a_mh32768b_mh32768m_mh32768p_euroquartz.pdf\",\"kind\":\"datasheet\",\"title\":\"3 x 8 mm 32.768 kHz crystal datasheet (Euroquartz)\"},{\"url\":\"https://www.farnell.com/datasheets/92121.pdf\",\"kind\":\"datasheet\",\"title\":\"Quartz crystals catalogue, watch crystals on page 7 (IQD)\"}],\"related\":[\"229cedd6-b505-4ddb-98c6-d2f913688fa7@1\",\"e5ed67bc-178e-44da-8f14-c365e9210d10@1\",\"fd0871fa-413a-4fc8-9871-f9fbbe1217fb@1\"]}","source":"include <redo_electronics.scad>\n\nfrequency = 32.768;\nleg_span = 2.54;\nleg_rise = 0;\nleg_stand = 3;\n\nredo_watch_crystal(frequency, leg_span, leg_rise, leg_stand);\n"}}],"related":{"13c5935b-b489-454b-a9af-a0f87f02ee62":[{"id":"229cedd6-b505-4ddb-98c6-d2f913688fa7","version":1,"name":"SMD Crystal","publisher":"ReDo.Pro","href":"/inventory/components/passives/smd-crystal"},{"id":"e5ed67bc-178e-44da-8f14-c365e9210d10","version":1,"name":"Ceramic Capacitor","publisher":"ReDo.Pro","href":"/inventory/components/passives/ceramic-capacitor"},{"id":"fd0871fa-413a-4fc8-9871-f9fbbe1217fb","version":1,"name":"Crystal","publisher":"ReDo.Pro","href":"/inventory/components/passives/crystal"}]},"categories":{"13c5935b-b489-454b-a9af-a0f87f02ee62":"passives"},"skuCategories":{},"componentPages":{},"families":[]}