DT750 motors, a shaft replacement

I have a couple of DT750 motors, well known from David Windestal’s first tricopter. These were my first order on hobbyking, so they’re old… really old. Shafts have been slightly bent from repeated crashes, but dt750s look good. I had the sudden urge to build another quadcopter the other day, and me, being cheap, I used what I had at …

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DIY 32ch FPV 5.8ghz LCD

If you’re like me, you don like buying stuff that’s ready-to-go, but rather build one yourself. We usually spend more money, but it’s way more satisfying 🙂 I really didn’t want to buy an overly expensive 32ch FPV LCD receiver, so I made my own DIY 32ch FPV 5.8ghz LCD, that is compatible with EVERY transmitter on …

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eeepc, android x86, external GPS

Awhile back I got an Asus EEEpc 1005p. Those tiny laptops were all the hype back then. It sports 1.66 ghz Atom processor, 2Gb ram, 160gb HDD… same as my Sony “smart” phone, perfect for android. What am I going to make with it? Eeepc, android x86, external GPS… get it? 😀 There exists an android image for that …

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How to apply patch to ESXI 6.0

I have an ESXi box back at home, that I run a couple of servers on… you know, dns, dhcp, vpn, nas, headless torrent.. the usual 🙂 I’ve been running it since version 3.5, off course I’ve been patching and upgrading it, but in that time between patches, i have always forgotten how to apply patch …

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Flash ESP8266 with Nodemcu in terminal

We all have them… or have at least heard of them: The tiny, yet mighty wifi module, the ESP8266. Have you ever trid to flash ESP8266 with Nodemcu in terminal? read on They come in various shapes and sizes, but they’re basically all the same.. plus, minus some GPIO ports. I still have the v.01, that came flashed …

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Android x86 laptop + zunanji GPS = ?

Par let nazaj sem dobil Asus EEEpc 1005p. Specifikacije so super, 1.66ghz Atom procesor, 2Gb rama, 160gb disk. Overklill za android 🙂 Android x86 za eeepc sicer obstaja, ampak ne 4.4. Zato sem rajs nalozil Android-x86 4.4-r1 live & installation iso. Standard instalacija: s programom unetbootin zapeces sliko na usb, in z usbjem zazenes laptop. Pri …

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Turnigy H.A.L Quadcopter

Heavy Aerial Lift… ta quadcopter sem sicer ze imel doma, ampak sem ga parkat dal narazen, pa enkrat razbil. Zdj sem se pa odlocil da ga popravim. Enega od ALU boomov sem skrivil, zato sem narocil nove… 3cm daljse, karbonske. ESCje so moji najljubsi Hobbyking F30a. Nisem se se odlocil med SimonK ali BlHeli, zato …

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3dr telemetry ebay CLONE

Ker je bil pocen, sem se odlocil kupit komplet telemetrije za APM. Dobil sem en Air modul, Ground modul, dve anteni in kable.   Pri ceni okol 10e, se splaca pogledat kako stvar sploh skupaj stoji… No, “stoji”… cudn da sploh stoji skup. Kvalitetna spajka se sveti, ta se ne… niti slucajno. Antene so zaspajkane …

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HK PocketQuad LTSH replace

Tako… Pocket Quad se je pokvaril. Po pikanju z multimetrom sem najdu napako. Izgleda da se je pokvaril step up converter. To je 6-nozni chip na levo od C13. Atmega sicer deluje na 1s LiPo, ampak za motorcke je pa malo presvoh. Step up 3.7v porine na 5v. Izgleda da se je pokvaril tudi en …

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MultiWii bluetooth configuration

MultiWii ima moznost priklopa Bluetooth modula, kar poenostavi vso zamudno konfiguracijo, pa se USB kabel odpade. Torej, prvo kot prvo je treba dobit Bluetooth TTL modul, najbolj pogost je HC-06. Da bo delal z MultiWiijem ga je treba pravilno nastavit, torej Baudrate na 115200. Lahko se nastavi tudi ime, ki je vidno napravam in PIN koda. …

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MultiWii Voltage sensor

Zadnic sem napisal, da bom naredil voltmeter za multiwiija. No, pa gremo… EDIT: TO JE ZA 3CELICNE BATERIJE! V config.h je odsek za voltage monitoring. Najprej ga je treba vklopit (ODkomentirat je treba #define VBAT) /********************************************************************/ /**** battery voltage monitoring ****/ /********************************************************************/ /* for V BAT monitoring after the resistor divisor we should get [0V;5V]->[0;1023] on …

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HobbyKing 30A UBEC + SimonK firmware

Dobil sem stiri nove ESCje za quadcopter. HobbyKing 30A UBEC z modrim shrink wrapom. Sej so vredu, samo predolga uporaba na multikopterju jih v teoriji lahko unici. Resitev: nov firmware. Obstaja en, preverjen, pa za skoraj vse ESCje, razen za tiste z SiLabs procesorji. SimonK je tip, ki pise te fwje. Treba je ugotovit kater procesor …

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