Electronics Designs / Projects
64 videos • 348 views • by Konstantin Grigoriadis
Here I will show some of my Designs and Projects, both Private and Commercially i made through the Years.
1
Cheap PushPull Power Boost Inverter Modules, Schematics, Details, Testing
Konstantin Grigoriadis
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2
Rotary Encoder Substitutes USB Mouse Scroll Wheel and Buttons Functionality, without a Mouse!
Konstantin Grigoriadis
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3
GRID DIP METER (GDO) Part1; History + LEADER LDM-815 Teardown and Tests
Konstantin Grigoriadis
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4
Cheap Miniature High Voltage Power Modules, Schematics, Details, Testing
Konstantin Grigoriadis
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5
TL494/594 Controller Chip Power Driver Module Design, Schematic, Details, Infos
Konstantin Grigoriadis
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6
10MHz Miniature 4 Stages SMD Crystal Ladder Filter and a Test Breakout Board for it.
Konstantin Grigoriadis
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7
All-in-One HV Power Supply for Vacuum Tubes #01; Design Concept, Specifications
Konstantin Grigoriadis
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8
5 Rail Isolated FLY-BUCK DC-DC Design, Schematic, Detais with DIY Toroidial Transformer
Konstantin Grigoriadis
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9
YH11068A 45-390V High Voltage DC-DC, Schematic, Details, Tips and more!
Konstantin Grigoriadis
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10
XY-FZ35 35W 25V 5A Mini Digital Electronic Load, Schematic,Teardown,Test (Not Bad!)
Konstantin Grigoriadis
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11
TEKTRONIX THS710,THS720,THS730 Backlight LED Conversion using a drop in replacement LED Controller
Konstantin Grigoriadis
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12
GPS/GNSS Repeaters #1; Schematic,Design Details,Teardown of a Professional Solution
Konstantin Grigoriadis
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13
Fancy EGS002 Tester for the Popular SPWM Boards with 3 Dedicated Meters, Details
Konstantin Grigoriadis
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14
Low Cost GPS Signal Level Meter Part 1; Concept, Schematic, Details, Overview
Konstantin Grigoriadis
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15
GRID DIP METER GDO Part2; DIGI-DIP Full Details on my Digital Dipmeter Design.
Konstantin Grigoriadis
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16
SOLUTRONIC High Voltage Capacitor Discharger, Schematic,Details,Teardown,Test
Konstantin Grigoriadis
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17
Large, Scary and Dangerous High Voltage MKP Film vs Low ESR Electrolytic Capacitors, ESR Comparison
Konstantin Grigoriadis
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18
Geiger Counter Kits, Build Details, Test with Uranium Glass, Uraninite and Americium 241
Konstantin Grigoriadis
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19
Varicap or Varactor? Simple Tester for the almost forgotten discrete Capacitance Diodes
Konstantin Grigoriadis
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20
10MHz 4 Pole Crystal(XTAL) Ladder Filter Test-board, Response Test
Konstantin Grigoriadis
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21
HeNe Laser, High Voltage Power Supply Build; Part 1
Konstantin Grigoriadis
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22
Universal FrontPanel Module with MCU, TFT, Rot_Enc, Buttons Part#1; Schematic,Concept,Design
Konstantin Grigoriadis
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23
In my Mailbox #004; Stuff from TME.eu & AliExpress.
Konstantin Grigoriadis
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24
Simple and Cheap Mains Power Meter with 16A Inrush Current Limiter and EMC Filter
Konstantin Grigoriadis
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25
TEKTRONIX THS710,THS720,THS730 External Battery Charger Build
Konstantin Grigoriadis
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26
Simple 1000V 200W DC Electronic Load with High Voltage IGBTs and of the Shelf Panelmeters
Konstantin Grigoriadis
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27
ATmega328PB NANO Format Module, fully utilizing the Additional Functionalities of the PB Version
Konstantin Grigoriadis
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28
Low Cost GPS Signal Level Meter Part 2; Assembly, Test, Case Design
Konstantin Grigoriadis
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29
5 Digit Panel Meter with USB,I2C,SPI for 0,56" China Bezels, AVR Based Design
Konstantin Grigoriadis
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30
TEKTRONIX THS720 NEW LED Backlight & External Charger, Schematics, Details
Konstantin Grigoriadis
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31
FNIRSI FNB38 Features Test(PD, QC, EMarker), FAKE XIAOMI 120W Charger Teardown
Konstantin Grigoriadis
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32
GPS/GNSS Repeaters #2; Schematic,Design Details, China Kit & Preview of my own Design
Konstantin Grigoriadis
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33
IPTV Ethernet to USB to DVB-T Modulator RaspberryPi Hat, proof of concept, Manual board placement
Konstantin Grigoriadis
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34
RFT ST 240/4 Variac & Isolation Transformer Upgrade, from the 70’s former East Germany
Konstantin Grigoriadis
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35
FLUKE PM6681 Refurbishing, OCXO Upgrade and Calibration with the newly build PLISCH UQO322 GPSDO
Konstantin Grigoriadis
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36
AD9833 DDS Based Resonance Meter for TESLA Coils and Function Generator (Software Configurable)
Konstantin Grigoriadis
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37
Set-Top-Box IPTV Ethernet to USB to DVB-T Modulator, with OrangePi R1, Prototypes
Konstantin Grigoriadis
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38
SMPS Dual Loop Error Amplifier Module & Howto Step by Step 2 Sided PCBA Order Process
Konstantin Grigoriadis
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39
Part1; Test FEI-5680A Rubidium Standard + 4Pole 10MHz XTAL Ladder Filter to remove Harmonics
Konstantin Grigoriadis
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40
NEW and IMPROVED NANO Design with an ATMega328PB MCU
Konstantin Grigoriadis
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41
In my Mailbox #002; From Pollin.de and AliExpress
Konstantin Grigoriadis
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42
In my Mailbox #001; From Pollin.de, Neuhold.at and AliExpress
Konstantin Grigoriadis
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43
HeNe Laser, High Voltage Power Supply Design Details; Part 2
Konstantin Grigoriadis
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44
MEINBERG GPS167 Rackmount GPS Clock / OCXO Appliance, Universal Breakout Back-plane Design.
Konstantin Grigoriadis
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45
DVB-IP, DVB-T Set-Top Box(STB); One of my more demanding Designs, by Viewer Request
Konstantin Grigoriadis
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46
Decade Resistor Substitution Box Design using Thumb-wheel Switches.
Konstantin Grigoriadis
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47
Using PCB's for Enclosure / Casing Frontpanel, Fast, Representative & Cheap Prototyping, Preview
Konstantin Grigoriadis
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48
GPS/GNSS RF Repeater with ADJ Gain, Short Preview of Series 0 Prototype Board.
Konstantin Grigoriadis
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49
PLISCH UQO322 GPSDO Benchtop Conversion Final Update
Konstantin Grigoriadis
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50
In my Mailbox #003; Stuff from Pollin.de and Aliexpress
Konstantin Grigoriadis
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51
ATMEGA328 5 Digit LED Display DVM Universal PCB Demo for 0.56inch Panel-meter Shells from Ebay
Konstantin Grigoriadis
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52
HeNe Laser, High Voltage Power Supply Functionality test using 3 Different Tubes; Part 3
Konstantin Grigoriadis
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53
FEI FE5680A Rubidium Reference Breakout and RS-232 Configuration Board
Konstantin Grigoriadis
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54
Details on my Power Supply Design for YOGOGAWA Active Probes, Viewer Request
Konstantin Grigoriadis
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55
AD9833 Waveform Generator & TESLA Coil Resonance Meter, Design Details by Viewers Request
Konstantin Grigoriadis
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56
PLISCH UQO322 GPSDO Benchtop Conversion and Square Output Signal Addition Long :-)
Konstantin Grigoriadis
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57
YOGOGAWA Active Probes, Power Supply Design and Construction
Konstantin Grigoriadis
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58
TEKTRONIX THS710,THS720,THS730 External Battery Charger Finished Build
Konstantin Grigoriadis
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59
EA DOGM16xx LCD Display Adapter I2C/SPI/PAR, Pin compatible with 160x Displays
Konstantin Grigoriadis
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60
Russian IN-12 Nixie Arduino Based Clock, a short Preview, at a cozy November Night
Konstantin Grigoriadis
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61
Universal FrontPanel MCU Module Part2; Code Flashing, Demo, Testing
Konstantin Grigoriadis
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62
TEKTRONIX THS720 Battery Charger; 3D Printed Casing Upgrade
Konstantin Grigoriadis
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63
ATmega328 Based Workout Lap Counter Controller Short first demo
Konstantin Grigoriadis
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64
RFT ST240/4 Variac Isolation Transformer, Dead Short Testing on my Upgraded Unit
Konstantin Grigoriadis
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