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michal777

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6 Followers
1 Following
6 Projects
86 Likes
michal777
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This user joined on 02/15/2017.

2.8k
20
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Wide range impedance meter with calibration, compensation and auto-ranging
Project Owner Contributor

Precision impedance meter asdf_lcr1

michal777michal777

1.8k
21
1
23
Microwave synthesizer - experiments with microwave black magic
Project Owner Contributor

Microwave synthesizer 4-7GHz

michal777michal777

2.9k
18
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An analog functions generator, mostly based on transistors (with small addition of some most popular ICs like LM358 or 78xx)
Project Owner Contributor

Transistor analog function generator

michal777michal777

705
9
3
10
First (and the only) version of my DDS AWG. Has some bugs and bodges but it's useable.
Project Owner Contributor

DDS arbitrary generator asdf_gen1

michal777michal777

101
3
0
5
Isolating resonant converter for separation of circuits with very low primary-secondary capacitance
Project Owner Contributor

Low capacitance isolating LLC converter

michal777michal777

172
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3
(not quite good) mixers and filters
Project Owner Contributor

Microwave frequency converter 0-3GHz to 200MHz

michal777michal777

28.2k
503
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369
A maker friendly capstan based BLDC driven quadrupedal robot kit.
Project Owner Contributor

Stanley - the capstan based quadruped kit

AheadAhead

16.4k
373
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In this project, I will build a desktop-sized MRI that is inexpensive and can be built by anyone.
Project Owner Contributor

Home Made MRI

yashiroyashiro

4.7k
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A "smart" exposure table for small photosensitive PCB etching using Raspberry Pi 4 and LCD from SLA resin printers
Project Owner Contributor

Qwicktrace PCB

Joel KozikowskiJoel Kozikowski

3.8k
16
0
26
A real-life invisibility shield inspired by Harry Potter's invisibility cloak.
Project Owner Contributor

Invisibility Shield

Ian CharnasIan Charnas

2.6k
404
9
59
Morphing clock
Project Owner Contributor

GETULA

ekaggrat singh kalsiekaggrat singh kalsi

2.1k
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100 MHz differential probe for oscilloscopes, with modular accessories to suit both high and low voltage use.
Project Owner Contributor

Modular differential probe

Petteri AimonenPetteri Aimonen

1.3k
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A complete desktop PCB fabrication kit
Project Owner Contributor

QwickFab PCB

Joel KozikowskiJoel Kozikowski

1.3k
3
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5
Home made two channel 5uH LISN (Line impedance stabilization network) for conducted emission measurements up to 60V systems.
Project Owner Contributor

DIY CISPR-25 LISN

kevarekkevarek

1k
5
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6
A small team has worked for a number of years to design a Curve Tracer that could compete with professional instruments.
Project Owner Contributor

DIY Analog Curve Tracer

Paul VersteegPaul Versteeg

956
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14
...wattemeter, voltmeter, ammeter...
Project Owner Contributor

Single phase energy meter

Miroslav HancarMiroslav Hancar

582
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A 18650 LiPo Battery Manager with Fuel Gauge and Dual Rail Power Supply
Project Owner Contributor

18650 Manager

Manuel AlfonsoManuel Alfonso

489
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5
Simple oscilloscope differential probe with 20MHz bandwidth and x10, x100 voltage ratio.
Project Owner Contributor

Differential Probe 20MHz

Mario NinicMario Ninic

468
4
2
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Try an analog method
Project Owner Contributor

Voltage controlled oscillator

bobubobu

211
87
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3D open source actuator & solenoid simulation software
Project Owner Contributor

DoSA-3D

Open Source ActuatorOpen Source Actuator

169
170
1
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Part two of my battery testing project. I tested nine brands of rechargeable NiMh batteries (AA+AAA) for capacity and self discharge.
Project Owner Contributor

Battery Analyzer MkII: NiMh

MoragorMoragor

148
87
0
2
2D open source actuator & solenoid simulation software
Project Owner Contributor

DoSA-2D

Open Source ActuatorOpen Source Actuator

141
138
0
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The unit will fully and automatically analyse and audio amplifier. It measures DC offset, distortion and output power.
Project Owner Contributor

Audio Amplifier Analyser

DanielDaniel

106
1
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Keep track of the humidity and temperature for months at a time with no power
Project Owner Contributor

Storage Ambient Logger

Jim HeaneyJim Heaney

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