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81 projects
7.1k
25
19
Drive silicon photomultipliers (SiPMs) and build yourself a simple scintillation counter quick and easy!
Project Owner Contributor

Mini SiPM Driver Board

nuclearphoenixNuclearPhoenix

646
2
2
A custom Feather with SAM L21 microcontroller, paired with wings that let us interactively explore its integrated op amp peripheral.
Project Owner Contributor

Feather Op Amp Lab

joey-castillojoey castillo

2.3k
9
16
Imagining a pen-clicker, had to test my analogish-skills...
Project Owner Contributor

Single Comparator/Op-Amp[?] Toggle-Flip-Flop

eric-hertzEric Hertz

275
4
2
I've revisited Jim Williams' appnote on a wideband dynamic load
Project Owner Contributor

Dynamic Load for POL Converters

alex-lunguAlex Lungu

1.1k
1
2
Muscle (EMG) based game controller!
Project Owner Contributor

EMG dino game controller

deepak-khatriDeepak Khatri

2.6k
14
19
This simple circuit with an Op Amp LM358 produces a characteristic sound triggered by a flash of light, a touch or an electromagnetic pulse.
Project Owner Contributor

Triggered Sound Generator

burkhard-kainkaBurkhard Kainka

6.4k
21
24
Rogowski coil current sensor using cheap shunt regulators as opamps.
Project Owner Contributor

TL431 rogowski coil current sensor

stephenStephen

3k
18
18
Adjustable voltage reference circuit with 0-9.99 V output. Output voltage is set with 3 digit pushwheel switch
Project Owner Contributor

Adjustable Voltage Reference with OPAMP 741

555techlab555Techlab

240
2
2
For the cause of environmental protection, we made a smart sorting trash can
Project Owner Contributor

Smart-trash-bins

chymuCHYMU

538
0
1
View your mountain bike ride's GPX elevation profile on a PC then play it back on a vintage aircraft altitude indicator!
Project Owner Contributor

Relive Your MTB Descents on an Aircraft Altimeter

glen-akinsGlen Akins

3.1k
20
22
Plugging modules in modified prototype boards allows an affordable and flexible analog computer system with unusual features
Project Owner Contributor

Flexible Analog Computer

rainer-glaschickRainer Glaschick

2.7k
1.7k
32
Circuit sculpture: a table-top satellite model that shines and measures light (and is environmentally friendly).
Project Owner Contributor

A little CSK satellite for a bright workstation

andrea-consoleAndrea Console

4.2k
8
15
A quad OpAmp Makes a Buck Regulator
Project Owner Contributor

OpAmp Buck Regulator

aaron-lagerAaron Lager

1.5k
5
10
An FPGA-based video input delay meter using a DVI output chip and an amplified photodiode light sensor
Project Owner Contributor

Video Input Delay Meter

mike-kibbelMike Kibbel

1.1k
5
3
Long range infrared Beam Interruption Detector(BID) using infrared pre-amplifier OP AMP and using single IR transmitter and receiver diode.
Project Owner Contributor

Infrared Pre-Amplifier

mit41301mit41301

501
2
2
Portable device to measure low resistance (<1Ohm)
Project Owner Contributor

MicroOhmMeter

piotrPiotr

15.4k
54
50
Making the most of non-ideal components in a non-ideal world.
Project Owner Contributor

Multislope ADC

nnniNNNI

650
3
3
A basic demonstration of Op Amp as Differential Amplifier
Project Owner Contributor

RGB LED control with Op Amp and ADXL335

rudra-ladRudra Lad

6.3k
50
69
An analog computer for solving sets of Lorenz attractor differential equations
Project Owner Contributor

Analog Lorenz Attractor Computer

cheeennppCheeenNPP

396
2
2
Ski Lift Status Map with LED Indication for Current Lift Operational Status White or Black PCB + Wood, Wifi connected & OTA Updates
Project Owner Contributor

Trail Map Live Lift Status Ski Map - Mammoth CA

kevin-briceKevin Brice

690
5
6
Designing affordable BioPhysiology sensors for Human Computer Interface (HCI) and Brain Computer Interface (BCI)
Project Owner Contributor

$1 HCI & BCI

deepak-khatriDeepak Khatri

507
0
0
Akhiyon se jump maare! dino kamaal re ;)
Project Owner Contributor

EOG dino game controller

deepak-khatriDeepak Khatri

5.7k
23
26
An "effect box" which works as octave-down effect (halves input frequency). No internal oscillator involved, no PLL, just analog maths!
Project Owner Contributor

Analog oscilator-less octave-down effect box

ms-bossMS-BOSS

8.6k
71
62
Holo is a small ornament that achieves a naked-eye 3D holographic effect through the reflection of a beam-splitting prism. We developed a lo
Project Owner Contributor

Holographic Wifi clock based on ESP32

fiberpunkFiberpunk

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