tag:blogger.com,1999:blog-7724609807230133532011-08-01T12:27:13.620-07:00Electronics, blog, me, hardware, logic circuits galore, TTL CLOCK, microchip PIC, AtmelMartin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.comBlogger131100tag:blogger.com,1999:blog-772460980723013353.post-71954699957501332412011-04-04T12:06:00.000-07:002011-04-04T12:11:03.180-07:00i liked this a teaching tool for someone who is buying a used analog oscilloscope and get to know on how it functions!<br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://www.virtual-oscilloscope.com/images/foregroundobjects/teaser2.gif"><img style="cursor:pointer; cursor:hand;width: 249px; height: 132px;" src="http://www.virtual-oscilloscope.com/images/foregroundobjects/teaser2.gif" alt="" border="0" /></a><br />here's the link<br /><a href="http://www.virtual-oscilloscope.com/">http://www.virtual-oscilloscope.com/</a><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-7195469995750133241?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-60325238890012161312011-03-29T11:39:00.000-07:002011-03-29T11:42:50.152-07:00what is esd?<br /><b>Electrostatic discharge</b> (<b>ESD</b>) is the sudden and momentary <a href="http://en.wikipedia.org/wiki/Electric_current">electric current</a> that flows between two objects at different <a href="http://en.wikipedia.org/wiki/Electrical_potential" title="Electrical potential" class="mw-redirect">electrical potentials</a>.<sup id="cite_ref-0" class="reference"><a href="http://en.wikipedia.org/wiki/Electrostatic_discharge#cite_note-0"><span>[</span>1<span>]</span></a></sup> The term is usually used in the <a href="http://en.wikipedia.org/wiki/Electronics">electronics</a> and other industries to describe momentary unwanted currents that may cause damage to electronic equipment.<br />Via <a href="http://en.wikipedia.org/wiki/Electrostatic_discharge">wikipedia</a><br /><br />(citation needed) hehehe<br /><iframe title="YouTube video player" src="http://www.youtube.com/embed/ShtwcF33dc8" allowfullscreen="" frameborder="0" height="390" width="480"></iframe><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-6032523889001216131?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-83511577924042894702011-03-29T11:17:00.000-07:002011-03-29T11:20:20.183-07:00<a href="http://www.electronicslab.ph/forum/index.php?topic=15624.0">electronicslab link</a><br />for the schematic diagram and current pcb layout<br /><br /><iframe title="YouTube video player" src="http://www.youtube.com/embed/612JsAUsD6c" allowfullscreen="" frameborder="0" height="390" width="480"></iframe><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-8351157792404289470?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-80983187722242246902011-03-29T09:02:00.001-07:002011-03-29T11:09:59.253-07:00hobbyist will be hobbyist. i think the image will say a thousand words... <br />this is a simple led blinker. using two transistor. it's a basic astable circuit <br />you could go google for led flasher or something... <br /> <br />the prototype process is fairly long but needs little practice. <br /> <br />to make it an actual prototype... <br />a presensitized pcb has to be cut into shape <br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://img832.imageshack.us/img832/2055/1007858.jpg"><img style="cursor:pointer; cursor:hand;width: 500px; height: 333px;" src="http://img832.imageshack.us/img832/2055/1007858.jpg" alt="" border="0" /></a> <br /><a name='more'></a> <br />print the circuit on a transparency paper. <br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://img816.imageshack.us/img816/4143/1007859.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img816.imageshack.us/img816/4143/1007859.jpg" alt="" border="0" /></a> <br /> <br />Preparing and cleaning of the exposure box and setting the time. <br /><a href="http://img545.imageshack.us/img545/2619/1007861.jpg"><img style="cursor:pointer; cursor:hand;width: 400px; height: 600px;" src="http://img545.imageshack.us/img545/2619/1007861.jpg" alt="" border="0" /></a> <br /> <br />preparing to expose!! <br /><a href="http://img560.imageshack.us/img560/1772/1007863d.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img560.imageshack.us/img560/1772/1007863d.jpg" alt="" border="0" /></a> <br /> <br /> <br />Toasty! <br /><a href="http://img132.imageshack.us/img132/4691/1007869.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img132.imageshack.us/img132/4691/1007869.jpg" alt="" border="0" /></a> <br /> <br /> <br />Etchant and Developer <br /><a href="http://img13.imageshack.us/img13/9732/1007870t.jpg"><img style="cursor: pointer; width: 465px; height: 309px;" src="http://img13.imageshack.us/img13/9732/1007870t.jpg" alt="" border="0" /></a> <br /> <br />Caustic soda (sodium hydroxide) developing. <br /><a href="http://img6.imageshack.us/img6/5170/processdevelop.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img6.imageshack.us/img6/5170/processdevelop.jpg" alt="" border="0" /></a> <br /> <br />Ready to be etched! <br /><a href="http://img829.imageshack.us/img829/144/1007882.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img829.imageshack.us/img829/144/1007882.jpg" alt="" border="0" /></a> <br /> <br />the pcb being etched... <br /><a href="http://img821.imageshack.us/img821/8745/etcha.jpg"><img style="cursor:pointer; cursor:hand;width: 600px; height: 400px;" src="http://img821.imageshack.us/img821/8745/etcha.jpg" alt="" border="0" /></a> <br />etched with exposed copper removed. <br /><a href="http://img860.imageshack.us/img860/7055/1007896o.jpg"><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img860.imageshack.us/img860/7055/1007896o.jpg" alt="" border="0" /></a> <br /> <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img545.imageshack.us/img545/245/1007898.jpg" alt="" border="0" /></a> <br /> <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img861.imageshack.us/img861/8768/1007900.jpg" alt="" border="0" /></a> <br /> <br />all hole done! <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img543.imageshack.us/img543/1631/1007901.jpg" alt="" border="0" /></a> <br /> <br />testing if it fits.. yes it does! yey! <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img51.imageshack.us/img51/593/1007902.jpg" alt="" border="0" /></a> <br /> <br />always bend, cut and solder. <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img861.imageshack.us/img861/5021/1007903b.jpg" alt="" border="0" /></a> <br /> <br />Cut the lead wires <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img190.imageshack.us/img190/9329/1007904n.jpg" alt="" border="0" /></a> <br /> <br />Almost Done... <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img6.imageshack.us/img6/7627/1007906t.jpg" alt="" border="0" /></a> <br /> <br />adding the components <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img215.imageshack.us/img215/527/1007907.jpg" alt="" border="0" /></a> <br /> <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img215.imageshack.us/img215/2841/1007908.jpg" alt="" border="0" /></a> <br /> <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img861.imageshack.us/img861/6166/1007909.jpg" alt="" border="0" /></a> <br /> <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img5.imageshack.us/img5/4546/1007910v.jpg" alt="" border="0" /></a> <br />i don't solder pretty good... <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img864.imageshack.us/img864/672/1007911.jpg" alt="" border="0" /></a> <br />finally! <br /><img style="cursor: pointer; width: 541px; height: 360px;" src="http://img405.imageshack.us/img405/906/1007912.jpg" alt="" border="0" /></a> <br /><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-8098318772224224690?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-62352209534394503822009-10-30T09:52:00.000-07:002009-10-30T10:09:57.181-07:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_fsIlv0zKDdM/SuscWl0DnZI/AAAAAAAAAJ0/G1CmaS37WD4/s1600-h/scopeko.jpg"><img style="cursor: pointer; width: 336px; height: 251px;" src="http://3.bp.blogspot.com/_fsIlv0zKDdM/SuscWl0DnZI/AAAAAAAAAJ0/G1CmaS37WD4/s320/scopeko.jpg" alt="" id="BLOGGER_PHOTO_ID_5398439752766823826" border="0" /></a><br />Tektronix 2245A 100 Mhz Scope.<br />4 channel scope.<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-6235220953439450382?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com2tag:blogger.com,1999:blog-772460980723013353.post-77008994599368570042009-09-14T22:12:00.000-07:002011-03-29T11:11:27.783-07:00i hate to press this one up but i troubleshoot on a daily basis and one problem i always encounter is... BAD CHEAP PROBES!<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://lh6.ggpht.com/_fsIlv0zKDdM/SqzJCfioAZI/AAAAAAAAAGM/qsuraRpgfQ0/s640/100_3194.JPG"><img style="cursor: pointer; width: 640px; height: 480px;" src="http://lh6.ggpht.com/_fsIlv0zKDdM/SqzJCfioAZI/AAAAAAAAAGM/qsuraRpgfQ0/s640/100_3194.JPG" alt="" border="0" /></a><br /><a name='more'></a><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://lh5.ggpht.com/_fsIlv0zKDdM/SqzJCg-iJhI/AAAAAAAAAGc/F93dkikeiL8/s640/100_3199.JPG"><img style="cursor: pointer; width: 640px; height: 480px;" src="http://lh5.ggpht.com/_fsIlv0zKDdM/SqzJCg-iJhI/AAAAAAAAAGc/F93dkikeiL8/s640/100_3199.JPG" alt="" border="0" /></a><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://lh3.ggpht.com/_fsIlv0zKDdM/SqzJCyC7pTI/AAAAAAAAAGs/RIKz9rSdLiE/s640/100_3202.JPG"><img style="cursor: pointer; width: 640px; height: 480px;" src="http://lh3.ggpht.com/_fsIlv0zKDdM/SqzJCyC7pTI/AAAAAAAAAGs/RIKz9rSdLiE/s640/100_3202.JPG" alt="" border="0" /></a><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://lh3.ggpht.com/_fsIlv0zKDdM/SqzJC27jKnI/AAAAAAAAAGk/ZL-RE6ohLpo/s640/100_3201.JPG"><img style="cursor: pointer; width: 640px; height: 480px;" src="http://lh3.ggpht.com/_fsIlv0zKDdM/SqzJC27jKnI/AAAAAAAAAGk/ZL-RE6ohLpo/s640/100_3201.JPG" alt="" border="0" /></a><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://lh5.ggpht.com/_fsIlv0zKDdM/SqzJCpUyOMI/AAAAAAAAAGU/yGJmfxZdtC8/s640/100_3196.JPG"><img style="cursor: pointer; width: 640px; height: 480px;" src="http://lh5.ggpht.com/_fsIlv0zKDdM/SqzJCpUyOMI/AAAAAAAAAGU/yGJmfxZdtC8/s640/100_3196.JPG" alt="" border="0" /></a><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-7700899459936857004?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-8660682576572978202009-08-26T20:46:00.000-07:002009-08-26T20:48:02.130-07:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://2.bp.blogspot.com/_fsIlv0zKDdM/SpYB2fZQexI/AAAAAAAAABQ/9TQ_txSJQMc/s1600-h/100_3058.JPG"><img style="cursor: pointer; width: 320px; height: 240px;" src="http://2.bp.blogspot.com/_fsIlv0zKDdM/SpYB2fZQexI/AAAAAAAAABQ/9TQ_txSJQMc/s320/100_3058.JPG" alt="" id="BLOGGER_PHOTO_ID_5374485240965266194" border="0" /></a><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpYB18B9RvI/AAAAAAAAABI/3a-BuMi02Pw/s1600-h/100_3057.JPG"><img style="cursor: pointer; width: 320px; height: 240px;" src="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpYB18B9RvI/AAAAAAAAABI/3a-BuMi02Pw/s320/100_3057.JPG" alt="" id="BLOGGER_PHOTO_ID_5374485231472297714" border="0" /></a><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-866068257657297820?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-21708344088279769622009-08-24T22:37:00.000-07:002009-08-24T22:46:50.064-07:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_fsIlv0zKDdM/SpN5CmUEPnI/AAAAAAAAABA/LQZW6k-4Iag/s1600-h/goldcap.jpg"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 320px; height: 240px;" src="http://4.bp.blogspot.com/_fsIlv0zKDdM/SpN5CmUEPnI/AAAAAAAAABA/LQZW6k-4Iag/s320/goldcap.jpg" alt="" id="BLOGGER_PHOTO_ID_5373771865934544498" border="0" /></a><br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpN5CQKgx6I/AAAAAAAAAA4/Jwb2-zTs4Pg/s1600-h/goldcap2.jpg"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpN5CQKgx6I/AAAAAAAAAA4/Jwb2-zTs4Pg/s320/goldcap2.jpg" alt="" id="BLOGGER_PHOTO_ID_5373771859988891554" border="0" /></a><br />it's cheap at 19.50 php! i have tried it on pic18f84 after power off i made a cheap brownout interrupt that would make the pins on a safe operating mode before anything happens during power on... it could also be used on a multitude of application from real time clock back up to as a smoothing capacitor.<br /><br />i think these are panasonic's capacitor but there is no marking... i'll just have to wait if they sell @ 1farad capacitors. for now this is perfectly right for my application.<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-2170834408827976962?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-2265568843701621892009-08-24T21:46:00.000-07:002009-08-24T21:48:20.238-07:00<object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/Kym0sLngnZk&amp;hl=en&amp;fs=1&amp;"><param name="allowFullScreen" value="true"><param name="allowscriptaccess" value="always"><embed src="http://www.youtube.com/v/Kym0sLngnZk&amp;hl=en&amp;fs=1&amp;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object><br /><br />here is my conversion of a cnc step/dir on a parallel port to a hobby servo. using PIC18f84a<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-226556884370162189?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-56109667024052420422009-08-24T12:59:00.000-07:002009-08-24T13:11:25.721-07:00i can't afford to buy and arduino...<br />i can't afford to buy pickit 2 (hopefully i would WIN ONE)<br />i can't afford to buy a easypic5<br />but then.. i wanted one...<br /><br />so i built one myself!<br /><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpLkLESEq7I/AAAAAAAAAAM/5v_8y2K_fAU/s1600-h/002.jpg"><img style="margin: 0pt 10px 10px 0pt; float: left; cursor: pointer; width: 320px; height: 205px;" src="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpLkLESEq7I/AAAAAAAAAAM/5v_8y2K_fAU/s320/002.jpg" alt="" id="BLOGGER_PHOTO_ID_5373608184185662386" border="0" /></a>to think... it's not difficult to built one with basic electronics know how and google search at hand. you'll just need to find the right documentations and technotes.<br /><br />99 percent of these already on the web but it seems that 90 percent don't teach how to make it work. (am i gonna be killed by a mcu mafia?)<br /><br />as the saying goes if you want something done. do it.<br /><br />h**p://www.mikroe.com/en/tools/easypic5/<br />provided me the chance to peek on how they made there EasyPIC5 Development Board... and they really made it real DAMN GOOD! i knew this from a stand point that when a user seen the board and understud how the development board he would also know how it works. electronics is not just mere programming but in sync with electronics.<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-5610966702405242042?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-73586751464894575072009-08-24T11:57:00.000-07:002009-08-24T12:47:48.830-07:00<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpLkLESEq7I/AAAAAAAAAAM/5v_8y2K_fAU/s1600-h/002.jpg"><img style="margin: 0pt 10px 10px 0pt; float: left; cursor: pointer; width: 320px; height: 205px;" src="http://1.bp.blogspot.com/_fsIlv0zKDdM/SpLkLESEq7I/AAAAAAAAAAM/5v_8y2K_fAU/s320/002.jpg" alt="" id="BLOGGER_PHOTO_ID_5373608184185662386" border="0" /></a><br />recently i bought my first PIC 18f64a. yeah... seriously i never touched one. i searched in instructables for a decent programmer only knowing that it is serial port programmable. it just simply means that you don't need a programmer at all! just a cable to connect to the mcu. i was looking to have a pic programmer (pickit2) again knowing that a free ISCP programingwould do. availability wise i can't buy mcu of the dsPIC ones but this should do my job.<br /><br />it seems that in this world everyone hated flowcode for programming pic mcu's but for a hobbyist point of view. a steep learning curve of C programming seems a little mind boggling for me as for now. with interupts and watch dog timers... i really don't know much about it.<br /><div style="text-align: center;"><div style="text-align: center;"><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpLo5IVGS2I/AAAAAAAAAAk/wu8SL9T0Z1E/s1600-h/003.jpg"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpLo5IVGS2I/AAAAAAAAAAk/wu8SL9T0Z1E/s320/003.jpg" alt="" id="BLOGGER_PHOTO_ID_5373613373592587106" border="0" /></a>(if it fails... it means that it's only a test)<br /><br /></div></div>yes everyone hated flowcode... hehe so what if i could inject C and Assembly anyways!?!<br /><br /><br /><div style="text-align: center;"><a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpLojYOFyWI/AAAAAAAAAAc/odB6Cb-yy5Q/s1600-h/004.jpg"><img style="margin: 0px auto 10px; display: block; text-align: center; cursor: pointer; width: 320px; height: 240px;" src="http://3.bp.blogspot.com/_fsIlv0zKDdM/SpLojYOFyWI/AAAAAAAAAAc/odB6Cb-yy5Q/s320/004.jpg" alt="" id="BLOGGER_PHOTO_ID_5373612999901038946" border="0" /></a>(2nd revision)<br /><br /></div>i think that we should embrace newer technology that makes us work faster and get the job done in time. rather than thinkering more on the details and making little adjustments. in my point of view we do need to get in to low level programming but for now that i''ll have fun... nah.<a onblur="try {parent.deselectBloggerImageGracefully();} catch(e) {}" href="http://4.bp.blogspot.com/_fsIlv0zKDdM/SpLoSFoTtcI/AAAAAAAAAAU/SjphpRU2pJg/s1600-h/008.jpg"><img style="margin: 0pt 0pt 10px 10px; float: right; cursor: pointer; width: 320px; height: 240px;" src="http://4.bp.blogspot.com/_fsIlv0zKDdM/SpLoSFoTtcI/AAAAAAAAAAU/SjphpRU2pJg/s320/008.jpg" alt="" id="BLOGGER_PHOTO_ID_5373612702852953538" border="0" /></a><br /><br />Wish list. (i hope my parts bin and junk box has these components ready anyways...<br /><ul><li>Rat trap (yes i have a rodent problem)</li><li>Capacitance research.</li><li>Instrumentation experiments.<br /></li><li>Amplifier designs.<br /></li><li>Robotics<br /></li><li>Automation</li><li>and much much more.<br /></li></ul>the list is so far endless...<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-7358675146489457507?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-43372211170195140092009-08-24T11:26:00.001-07:002009-08-24T22:49:51.258-07:00as this would be my first technical post...<br />there are some reasons why i don't route my pcb's...<br />here's a video of my cnc. Enjoy! it's my bedroom shop bot btw.<br /><br />specs:<br /><ul><li>Stepper motor drive for xy<br /></li><li>Hobby servo in z<br /></li><li>8 by 15 bed</li><li>10k rpm spindle.</li><li>pic 18F84a mcu.</li></ul><object width="425" height="344"><param name="movie" value="http://www.youtube.com/v/q9K52UMEZok&amp;hl=en&amp;fs=1&amp;"><param name="allowFullScreen" value="true"><param name="allowscriptaccess" value="always"><embed src="http://www.youtube.com/v/q9K52UMEZok&amp;hl=en&amp;fs=1&amp;" type="application/x-shockwave-flash" allowscriptaccess="always" allowfullscreen="true" width="425" height="344"></embed></object><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-4337221117019514009?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0tag:blogger.com,1999:blog-772460980723013353.post-84673897197739530962009-08-21T00:54:00.001-07:002009-08-24T23:08:17.451-07:00it is my first time to blag in the internets! thanks for looking for neat items in my blag. thanks! and i hope you find something interesting!<br /><br />as this is an electronic blag.<br /><br />Let's make it DAMN simple.<div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/772460980723013353-8467389719773953096?l=insomartin.blogspot.com' alt='' /></div>Martin Mirandahttp://www.blogger.com/profile/17057045924655657065noreply@blogger.com0