DIY:APIRAlarm被动红外线警报器Inthissetup,thevoltageforthepiezobuzzerislessthan2V.Ifthevoltageforthepiezobuzzerisincreasedto12V,thealarmcanbeveryloud,upto108dBwhenmeasuredat30cm(youneedtochangeoptocoupler4N25).可用于吓唬野兔，耗子，鹿等。Thesetupcouldbeusedinavegetablegardentoscarearabbit,arat,adeeretc.Parts:aPIRsensorapiezobuzzeranoptocoupler4N25(withlessthan2Vforthepiezobuzzer)2resistorsa5VDCpowe...[
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几颗菜苗生长延时视频GrowingSeedlingTimeLapseVideoIntheend,thereare5paperpots:Frontrowfromlefttoright:球茎甘蓝（Kohirabi）,红柿子椒（redpepper）Backrowfromlefttoright:西红柿（Brandywinetomato）,西红柿（Celebritytomato）,土豆（potato）6:43am,03/29/2025-11:00pm,04/05/2025missing:7:51am,04/03/2025-11:22am,04/03/20251085picturesCamera:NikonD200Interval:10minutesMovie:29.97frames/secondSoftware:LightRoo...[
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DIY:一个红外线感受器实验APassiveInfraredSensor(PIR)ProjectAPIR,orpassiveinfraredsensor,isadevicethatdetectschangesininfraredradiationemittedbyobjects,commonlyusedformotiondetectioninsecuritysystems,automaticlighting,andotherapplications.(FromGemini).APIRsensorcanbeusedinamicrocontrollerprojecttotriggersomeactionssuchasadooropen,acamerashutterreleaseetc.Inthisproject,aPIRsensorsensestheIRfromahand,...[
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Monarch：Morphopeleides:Owlbutterfly?Archaeopreponademophoongulina:[
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DIY：用LED条做成的灯在aliexpress买的LED灯50厘米长3厘米宽，也可以买到长5米的。非常亮，可以用于照相或者育苗。50厘米的不到5刀。UltraBrightCOBLEDStrip12V24VHighDensity1600LEDs/mFlexibleRA90DimmableLEDLight30mmPCBWidthCOBStrip0.5m-5mLED条50x3厘米，里面有800LED：包装：用120V交流变成3-36V2A直流的变压器（10刀左右），如果要买更长的，可买变成12V5A的变压器，价钱一样：female接头，2.1x5.5毫米，temu有。1[
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是乌鸦的爱吗？Crow'sLove?Onaneighbor'streein2/12/2025Camera:OlympusSZ-15https://www.youtube.com/watch?v=8vR0v2_AERM[
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后院一年延时视频（4）
BackyardinaYear(4)
3/29/2024-3/28/2025
OnepictureadayEachpicturewastakenaround10:40am(11:40amindaylightsavingtime)
361pictures(missing12/2/2024-12/6/2024)
Camera:OlympusStylus850SW
Movie:20frames/second
Software:LightRoomv5.6
AdobePremiereElements2024
Oceaudio3.14.3
Pianomusic:Thebigrockcandymountains
https://www.youtube.com/watch?v=PY...[
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C'estlavie.三月[
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DIY：延时摄影的红外遥控器（NikonD70）
AnIRRemoteControlofTimeLapseShootingforNikonD70
NikonD70相机没有延时摄影功能，但有红外遥控器可控制快门。我在2009年左右做了个红外遥控器。最近把它加了个插口，把市场上能买到的延时器接到这个插口上，这样NikonD70就可以延时摄影了。
NikonD70doesnothaveafunctionoftimelapseshootingbuttheshutterforNikonD70canbecontrolledbyaNikonIRremotecontrol.Inthisproject,...[
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C'estlavie今天早上拍日偏食，没拍成，反而把炒的菜忘了，结果糊了锅，还把手烫了一个包。一屋子烟味。用了30-40分钟才擦好锅。风扇开了4-5个小时，屋里还有烟味。C'estlavie！今早太阳照，50-500mm镜头用500mm焦段,ND1000000滤镜，f/6.3,1second没用滤镜：几天前门框上的早上：切好的菜：糊锅：糊菜，糊味，扔了：用小苏打，纸擦：擦好了，跟新的一样，锅上边是水滴，不是没[
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