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roberts.trops

Electronics engineer

Ventspils, Latvia
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7 Followers
3 Following
6 Projects
36 Likes
robertstrops
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This user joined on 08/01/2014.

2.4k
77
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Mostly made out of old PC parts
Project Owner Contributor

Scrap built mini laser engraver

robertstropsroberts.trops

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1.4k
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Using near-infrared in near-space. High altitude balloon for Global Space Balloon Chanlenge
Project Owner Contributor

IRBE-1 (InfraRed Balloon Experiment)

robertstropsroberts.trops

1.2k
25
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Made to expose photoresist PCBs in UV light
Project Owner Contributor

UV exposure box

robertstropsroberts.trops

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Turning budget class Motorola E smartphone into fairly usable portable microscope-ish device with minimal effort.
Project Owner Contributor

Motorola E macro lens attachment

robertstropsroberts.trops

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555 timers? Where we are going we don't need 555 timers. Joule thief turned into a light sensitive buzzer
Project Owner Contributor

Nightscreech (dead-simple buzzer)

robertstropsroberts.trops

365
251
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The goal is to add an infrared receiver to a low-end audio DAC and control the volume optical audio channel using TV remote.
Project Owner Contributor

Adding IR control to cheap audio DAC

robertstropsroberts.trops

426.5k
2k
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Pi Zero-based open-source mobile phone (that you can assemble for 50$ in parts)
Project Owner Contributor

ZeroPhone - a Raspberry Pi smartphone

aryaArya

31.4k
117
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Google's $1300 Chromebook Pixel has an awesome screen. i only want the screen.
Project Owner Contributor

Megapixy: a 13" Retina-class screen on a boom arm.

tshen2tshen2

30.5k
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Creating a design for a CNC that is easy to replicate and suitable for diverse drives.
Project Owner Contributor

Self replicating CNC for 194 (or more) countries

norbert-heinzNorbert Heinz

29.3k
171
8
68
OneCharger to rule them all; solar-panel, TEG, dynamo...
Project Owner Contributor

1Charger

mrjbmr.jb

23.7k
76
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You know VFD, but may not know this VFD. It can amplify signal!! Yes, it is a TRIODE!!
Project Owner Contributor

Amplifier project by Nutube, a new vacuum tube!

kodera2tkodera2t

20.5k
2.8k
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Surf the web using an Arduino and an ethernet shield. Because you can.
Project Owner Contributor

PIP Arduino Web Browser

gilchristGilchrist

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ED-64 will be an 8-bit computer built with discrete components, and will feature a ferrite core memory (documented as a separate project).
Project Owner Contributor

ED-64: A discrete 8-bit computer

andrew-starrAndrew Starr

11.6k
136
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A desktop version of an F16 cockpit, for use with the Falcon 4 BMS flight sim.
Project Owner Contributor

F16 Desktop Cockpit

casey-bannerCasey Banner

10.3k
108
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SATtiny is a solar Circuit Sculpture in a form of a satellite with blinking LEDs with optimized current consumption to last all night long.
Project Owner Contributor

SATtiny

ricardo-sappiaRicardo Sappia

5.1k
475
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The Pixel Drop Ceiling is a Bluetooth, Arduino powered, Computer controlled, RGB, Drop Ceiling
Project Owner Contributor

The Pixel Drop Ceiling

hockeyman271Hockeyman271

4.8k
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After the E, There was She. A Small Expandable 65c816 computer
Project Owner Contributor

SheMachine

bladerunnerBladeRunner

2.5k
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Growing food in the Munich Maker Lab.
Project Owner Contributor

Hydroponic Garden

tiefpunkttiefpunkt

2.1k
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From a box of parts to a working desktop gantry style CNC mill
Project Owner Contributor

Building Shapeoko 2

adam-fabioAdam Fabio

1.8k
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Eagle files used to convert SMT chips to DIP format for use in breadboard prototyping.
Project Owner Contributor

SMT to DIP Breakout Boards

kevin-neubauerKevin Neubauer

1.3k
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The PIC32 programmable Vref generator can be used as a 4-bit DAC with a bandwidth of >200kHz. Good enough for speech playback.
Project Owner Contributor

Reference voltage output plays WAV files on PIC32

bruce-landBruce Land

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