Blog Post Categories
GitHub
- 2022-04-24 FTP Deploy with GitHub ActionsGitHub
- 2022-04-12 GitHub Repository BadgeJavaScriptGitHub
- 2022-03-20 Build and Deploy a Hugo Site with GitHub Actionsgithubhugo
- 2022-03-12 Determine GitHub Action Runner IPgithub
JavaScript
- 2022-04-12 GitHub Repository BadgeJavaScriptGitHub
Amateur Radio
- 2021-03-27 WSPR Code Generatorblazoramateur radioqrss
- 2020-12-14 Seven Years of QRSS Plusqrssamateur radio
- 2020-10-03 The New Age of QRSSqrssamateur radio
- 2016-09-05 VHF Frequency Counter with PC Interfaceamateur radiocircuitpythonold
- 2011-08-14 High School Students' High Altitude Balloon #2amateur radio
- 2011-08-14 High Altitude Balloon Transmitter Prototypeamateur radiocircuitold
- 2011-08-06 Ridiculously Simple AVR AM Radio Transmitteramateur radiocircuitold
- 2011-08-05 I before E except after Hellschreibermicrocontrollercircuitoldamateur radio
- 2011-07-11 Frequency Counter Hacked to add USB Functionalityamateur radioqrsscircuitmicrocontrollerold
- 2011-06-05 Permeability Tuned Oscillator (PTO) Working Nicelycircuitamateur radioold
- 2011-06-02 Screwy Oscillator Ideacircuitamateur radioold
- 2011-03-17 QRSS and WSPR Presentation for GARSamateur radioqrss
- 2011-03-14 $10 Frequency Counter Finished!amateur radiocircuitmicrocontrollerold
- 2011-03-05 AJ4VD Portable - Spring Break QTHamateur radio
- 2011-02-20 RF Workshop Launchedcircuitamateur radioold
- 2011-02-12 Wideband Receiver Works!amateur radiocircuitmicrocontrollerold
- 2011-02-09 Minimal Radio Project Continues...circuitamateur radioold
- 2011-02-03 Prototype Radio Receiver Improving Dailyamateur radioold
- 2011-01-28 Home-Brew Transceiver Taking Shape!circuitmicrocontrolleroldamateur radio
- 2011-01-16 First Homebrew QSO Ever!amateur radiocircuitold
- 2011-01-10 40m Junkbox QRP Transmitterqrssamateur radiocircuitold
- 2009-01-09 RF Circuitry Linkscircuitamateur radio
- 2010-11-29 My Simple Balcony Antennaamateur radio
- 2010-11-14 Improved MEPT Enclosureqrssamateur radiocircuit
- 2010-11-11 Deciphering QR Code from Radio Spectrogramqrssamateur radio
- 2010-07-14 High Altitude Balloon Transmitterqrssamateur radioold
- 2010-06-10 QRSS Receiver Works... Barelyamateur radioqrss
- 2010-06-09 Minimalist Radio Receiverqrssamateur radioold
- 2010-06-07 New Transmitter, New Spots!qrssamateur radio
- 2010-06-03 Soup Can MEPTqrssamateur radiocircuitold
- 2010-05-28 Measuring QRP Radio Output Power with an Oscilloscopeamateur radiocircuitold
- 2010-05-26 Pushing and Pullingcircuitamateur radioold
- 2010-03-10 How to Destroy a Radio Operatoramateur radio
- 2010-02-07 Simple DIY Stealth Apartment Antenna for HFamateur radioold
- 2010-02-02 Convert Text to CW Morse Code with Linuxamateur radiopythonold
- 2010-01-30 More Antenna Tinkeringamateur radio
- 2010-01-01 QRSS and Life in Dental Schoolqrssamateur radio
- 2009-12-10 HF CW on the Cheapamateur radiocircuitold
- 2009-06-29 Field Day 2009amateur radio
- 2009-06-18 pySquelch - Frequency Activity Reports via Pythonamateur radiopythonold
- 2009-04-30 A Foot in the QRSS Doorqrssmicrocontrolleramateur radioold
- 2009-04-22 Puxing 777 Radio Headset Schematicamateur radiocircuitold
- 2009-04-15 Scott is now Licensed! (KJ4LDF)amateur radioqrss
- 2009-04-01 Post-Defense Day 1oldmicrocontrolleramateur radio
- 2009-02-07 Cheaply Create Double-Sided QSL Cards in 1 Dayamateur radio
Blazor
- 2022-05-29 Show A Progress Bar as your Blazor App Loadsblazorcsharp
- 2021-03-27 WSPR Code Generatorblazoramateur radioqrss
- 2021-01-12 Google Charts in Blazorblazorcsharp
- 2021-01-09 Mystify your Browser with Blazorblazorcsharp
- 2021-01-08 Boids in your Browser with Blazorblazorcsharp
- 2021-01-07 Draw Animated Graphics in the Browser with Blazor WebAssemblyblazorcsharp
- 2021-01-06 Create a new .NET 5 Blazor Projectblazorcsharp
- 2020-12-29 Display Build Details in Client-Size Blazor Appscsharpblazor
Circuit
- 2020-10-11 Exploring the Voltage-Clamp Membrane Testsciencecircuit
- 2020-09-27 ECG Simulator CircuitcircuitdiyECG
- 2020-09-27 Using MOD Files in LTSpicecircuit
- 2019-08-03 USB Frequency Countercircuit
- 2019-07-31 Upgraded Amplifierqrsscircuit
- 2019-07-26 SMT QRSS Designqrsscircuit
- 2019-07-21 New QRSS Keyerqrsscircuit
- 2017-12-19 IoT Festivus Polecircuitmicrocontroller
- 2017-09-09 Hurricane Hack - DIY LED Candlecircuit
- 2017-09-02 PS4 Controller Hack - Adding Auto-Runcircuit
- 2017-08-20 Microcontroller Action Potential Generatorsciencecircuitmicrocontrollerpython
- 2017-08-12 Action Potential Generator Circuitsciencecircuitmicrocontrollerpython
- 2017-08-02 TTL Triggered Stimulus Generatorcircuitmicrocontroller
- 2017-06-28 Controlling Speakers with RADARcircuit
- 2017-04-29 Precision Pressure Meter Projectmicrocontrollercircuit
- 2017-02-04 Logging I2C Data with Bus Pirate and Pythonmicrocontrollercircuit
- 2017-02-02 1 Rotary Encoder, 3 Pins, 6 Inputsmicrocontrollercircuit
- 2016-09-19 Hacking a Cheap Ammeter / Voltmeter to Provide a Bluetooth PC Interfacecircuit
- 2016-09-09 Adding ADC to Microcontrollers without ADCcircuitold
- 2016-09-05 VHF Frequency Counter with PC Interfaceamateur radiocircuitpythonold
- 2016-08-31 ICS501 Simple Frequency Multipliercircuitold
- 2016-08-20 Breadboard Line Driver Modulecircuitold
- 2016-08-08 DIY ECG with 1 op-ampdiyECGpythoncircuit
- 2016-07-28 Opto-Isolated Laser Controller Buildmicrocontrollercircuitold
- 2016-07-14 Controlling Bus Pirate with Pythonmicrocontrollercircuitold
- 2014-02-27 Directly Driving 7-Segment Display with AVR IO Pinscircuitold
- 2013-06-22 Crystal Oven Testingcircuitold
- 2013-06-22 Adding USB to a Cheap Frequency Counter (Again)circuit
- 2012-12-18 My DIY Bench Power Supplycircuit
- 2012-12-06 Single Wavelength Pulse OximetercircuitdiyECGold
- 2012-06-14 Multichannel USB Analog Sensor with ATMega48microcontrollercircuitold
- 2011-08-14 High Altitude Balloon Transmitter Prototypeamateur radiocircuitold
- 2011-08-06 Ridiculously Simple AVR AM Radio Transmitteramateur radiocircuitold
- 2011-08-05 I before E except after Hellschreibermicrocontrollercircuitoldamateur radio
- 2011-07-31 PC/microcontroller “wireless” data transfer (part 2)circuitmicrocontrollerold
- 2011-07-26 PC/microcontroller "wireless" data transfer (part 1)circuitmicrocontrollerold
- 2011-07-24 Frequency Counter Gen2microcontrollercircuitold
- 2011-07-16 DIY State Machinemicrocontrollercircuitold
- 2011-07-11 Frequency Counter Hacked to add USB Functionalityamateur radioqrsscircuitmicrocontrollerold
- 2011-07-09 Sound Card Microcontroller/PC Communicationmicrocontrollercircuitold
- 2011-06-19 Using Timers and Counters to Clock Secondscircuitmicrocontrollerold
- 2011-06-05 Permeability Tuned Oscillator (PTO) Working Nicelycircuitamateur radioold
- 2011-06-02 Screwy Oscillator Ideacircuitamateur radioold
- 2011-03-14 $10 Frequency Counter Finished!amateur radiocircuitmicrocontrollerold
- 2011-02-20 RF Workshop Launchedcircuitamateur radioold
- 2011-02-12 Wideband Receiver Works!amateur radiocircuitmicrocontrollerold
- 2011-02-09 Minimal Radio Project Continues...circuitamateur radioold
- 2011-02-04 Frequency Counter Working!microcontrollercircuitold
- 2011-01-28 Home-Brew Transceiver Taking Shape!circuitmicrocontrolleroldamateur radio
- 2011-01-16 First Homebrew QSO Ever!amateur radiocircuitold
- 2011-01-10 40m Junkbox QRP Transmitterqrssamateur radiocircuitold
- 2009-01-09 RF Circuitry Linkscircuitamateur radio
- 2010-12-28 Full-Auto Rapidfire Mouse Modificationcircuitmicrocontrollerold
- 2010-11-28 Crystal Oven Experimentscircuitmicrocontrollerold
- 2010-11-24 Serial Port Multi-Channel Temperature Measurementcircuitmicrocontrollerpythonold
- 2010-11-14 Improved MEPT Enclosureqrssamateur radiocircuit
- 2010-08-27 Hacking Together a Crystal Oven Part 2circuitqrssoldmicrocontroller
- 2010-08-26 Minimalist Crystal Ovencircuitqrssoldmicrocontroller
- 2010-08-24 Lost Project Revisited on HackADaycircuitold
- 2010-06-06 QRSS DNAmicrocontrollercircuitqrssold
- 2010-06-03 Soup Can MEPTqrssamateur radiocircuitold
- 2010-05-28 Measuring QRP Radio Output Power with an Oscilloscopeamateur radiocircuitold
- 2010-05-26 Pushing and Pullingcircuitamateur radioold
- 2010-05-17 Minimal QRSS Transmittercircuitqrssold
- 2010-04-03 Microcontroller Clocking a Transmitter?qrsscircuit
- 2009-12-10 HF CW on the Cheapamateur radiocircuitold
- 2009-06-04 Prime Prototype Constructioncircuitmicrocontroller
- 2009-05-27 A Prime Ideaoldcircuit
- 2009-05-14 Simple Case AVR/PC Serial Communication via MAX232microcontrollercircuitold
- 2009-04-22 Puxing 777 Radio Headset Schematicamateur radiocircuitold
Csharp
- 2022-06-23 Resample Time Series Data using Cubic Spline Interpolationcsharpgraphics
- 2022-05-29 Show A Progress Bar as your Blazor App Loadsblazorcsharp
- 2022-05-25 Use Maui.Graphics to Draw 2D Graphics in Any .NET Applicationcsharpgraphicsmaui
- 2022-05-01 Using DataFrames in C#csharp
- 2022-04-04 Mystify your Mind with SkiaSharpcsharpgraphics
- 2022-02-03 Generic Math in C# with .NET 6csharp
- 2022-02-01 Point Inside Rectanglecsharpgraphics
- 2022-01-22 Spline Interpolation with C#csharp
- 2021-10-17 NDepend Status Badgescsharpmaui
- 2021-10-16 Status Badges with Maui.Graphicscsharpmauigraphics
- 2021-10-16 MeasureString() with Maui.Graphicscsharpmauigraphics
- 2021-10-12 Rename Image Files by Capture Date with C#csharp
- 2021-10-09 Managing Secrets in .NET Console Appscsharp
- 2021-09-10 Drawing with Maui.Graphicscsharpmauigraphics
- 2021-08-01 Draw with Maui.Graphics and Skia in a C# Console Applicationcsharpmaui
- 2021-07-03 C# Microphone Level Monitorcsharp
- 2021-06-08 Working with 16-bit Images in CSharpcsharp
- 2021-06-03 Representing Images in Memorycsharp
- 2021-01-31 Reflection and XML Documentation in C#csharp
- 2021-01-12 Google Charts in Blazorblazorcsharp
- 2021-01-09 Mystify your Browser with Blazorblazorcsharp
- 2021-01-08 Boids in your Browser with Blazorblazorcsharp
- 2021-01-07 Draw Animated Graphics in the Browser with Blazor WebAssemblyblazorcsharp
- 2021-01-06 Create a new .NET 5 Blazor Projectblazorcsharp
- 2020-12-29 Display Build Details in Client-Size Blazor Appscsharpblazor
- 2019-03-15 Sound Card ECG with AD8232diyECGcsharp
- 2018-06-03 Bit-Bang FTDI USB-to-Serial Converters to Drive SPI Devicescsharpmicrocontroller
DiyECG
- 2020-09-27 ECG Simulator CircuitcircuitdiyECG
- 2019-03-15 Sound Card ECG with AD8232diyECGcsharp
- 2016-08-08 DIY ECG with 1 op-ampdiyECGpythoncircuit
- 2013-04-14 Simple DIY ECG + Pulse Oximeter (version 2)diyECGmicrocontrollerold
- 2012-12-06 Single Wavelength Pulse OximetercircuitdiyECGold
- 2009-08-14 DIY ECG Machine On The CheapdiyECGold
- 2009-08-09 Improving ECG ReliabilitydiyECG
- 2009-02-02 Homemade ECG Machine: Improving DailydiyECG
- 2009-01-21 Signal Filtering with PythondiyECGpythonold
- 2009-01-20 DIY ECG ImprovementsdiyECG
- 2009-01-20 DIY ECG Detected an Irregular HeartbeatdiyECGold
- 2009-01-16 DIY ECG ProgressdiyECG
- 2009-01-15 DIY ECG Trial 1diyECGpythonold
- 2009-01-15 Circuits vs. SoftwarediyECGoldpython
- 2009-01-14 ECG Success!diyECG
- 2009-01-14 DIY ECG Attempt 1: FailurediyECG
- 2009-01-13 DIY ECG?diyECG
Github
- 2022-04-24 FTP Deploy with GitHub ActionsGitHub
- 2022-04-12 GitHub Repository BadgeJavaScriptGitHub
- 2022-03-20 Build and Deploy a Hugo Site with GitHub Actionsgithubhugo
- 2022-03-12 Determine GitHub Action Runner IPgithub
Graphics
- 2022-06-23 Resample Time Series Data using Cubic Spline Interpolationcsharpgraphics
- 2022-05-25 Use Maui.Graphics to Draw 2D Graphics in Any .NET Applicationcsharpgraphicsmaui
- 2022-04-04 Mystify your Mind with SkiaSharpcsharpgraphics
- 2022-02-01 Point Inside Rectanglecsharpgraphics
- 2021-10-16 Status Badges with Maui.Graphicscsharpmauigraphics
- 2021-10-16 MeasureString() with Maui.Graphicscsharpmauigraphics
- 2021-09-10 Drawing with Maui.Graphicscsharpmauigraphics
Hugo
Maui
- 2022-05-25 Use Maui.Graphics to Draw 2D Graphics in Any .NET Applicationcsharpgraphicsmaui
- 2021-10-17 NDepend Status Badgescsharpmaui
- 2021-10-16 Status Badges with Maui.Graphicscsharpmauigraphics
- 2021-10-16 MeasureString() with Maui.Graphicscsharpmauigraphics
- 2021-09-10 Drawing with Maui.Graphicscsharpmauigraphics
- 2021-08-01 Draw with Maui.Graphics and Skia in a C# Console Applicationcsharpmaui
Med
- 2019-04-13 Bone Marrow Transplant Complete!med
- 2019-03-27 Transplant Daymed
- 2019-03-26 Last Day of Chemotherapymed
- 2019-03-15 Proceeding with a Bone Marrow Transplantmed
- 2019-01-02 Stem Cell Collection Daymed
- 2018-09-13 Scott Has a New Lookmed
- 2018-08-29 First Round of Chemotherapymed
- 2018-08-24 Port Placed Todaymed
- 2018-08-16 PET CT Reveals Progressionmed
- 2018-06-06 A Change in Symptomsmed
- 2012-04-16 First Diagnosismed
Microcontroller
- 2018-06-03 Bit-Bang FTDI USB-to-Serial Converters to Drive SPI Devicescsharpmicrocontroller
- 2017-12-19 IoT Festivus Polecircuitmicrocontroller
- 2017-08-20 Microcontroller Action Potential Generatorsciencecircuitmicrocontrollerpython
- 2017-08-12 Action Potential Generator Circuitsciencecircuitmicrocontrollerpython
- 2017-08-02 TTL Triggered Stimulus Generatorcircuitmicrocontroller
- 2017-04-29 Precision Pressure Meter Projectmicrocontrollercircuit
- 2017-02-04 Logging I2C Data with Bus Pirate and Pythonmicrocontrollercircuit
- 2017-02-02 1 Rotary Encoder, 3 Pins, 6 Inputsmicrocontrollercircuit
- 2016-07-28 Opto-Isolated Laser Controller Buildmicrocontrollercircuitold
- 2016-07-14 Controlling Bus Pirate with Pythonmicrocontrollercircuitold
- 2013-06-10 Precision Temperature Measurementmicrocontrollerold
- 2013-05-19 Wireless Microcontroller / PC Interface for $3.21microcontrolleroldpython
- 2013-05-07 AVR Programming in 64-bit Windows 7microcontrollerold
- 2013-04-14 Simple DIY ECG + Pulse Oximeter (version 2)diyECGmicrocontrollerold
- 2013-01-06 AVR Programming in Linuxmicrocontrollerold
- 2012-08-18 Geek Spin - ATTiny44 Project Prototypemicrocontrollerold
- 2012-06-24 Introduction to PIC Programming for AVR usersmicrocontrollerold
- 2012-06-14 Multichannel USB Analog Sensor with ATMega48microcontrollercircuitold
- 2011-08-05 I before E except after Hellschreibermicrocontrollercircuitoldamateur radio
- 2011-07-31 PC/microcontroller “wireless” data transfer (part 2)circuitmicrocontrollerold
- 2011-07-26 PC/microcontroller "wireless" data transfer (part 1)circuitmicrocontrollerold
- 2011-07-24 Frequency Counter Gen2microcontrollercircuitold
- 2011-07-16 DIY State Machinemicrocontrollercircuitold
- 2011-07-11 Frequency Counter Hacked to add USB Functionalityamateur radioqrsscircuitmicrocontrollerold
- 2011-07-09 Sound Card Microcontroller/PC Communicationmicrocontrollercircuitold
- 2011-06-19 Using Timers and Counters to Clock Secondscircuitmicrocontrollerold
- 2011-03-14 $10 Frequency Counter Finished!amateur radiocircuitmicrocontrollerold
- 2011-02-12 Wideband Receiver Works!amateur radiocircuitmicrocontrollerold
- 2011-02-04 Frequency Counter Working!microcontrollercircuitold
- 2011-01-28 Home-Brew Transceiver Taking Shape!circuitmicrocontrolleroldamateur radio
- 2010-12-28 Full-Auto Rapidfire Mouse Modificationcircuitmicrocontrollerold
- 2010-11-28 Crystal Oven Experimentscircuitmicrocontrollerold
- 2010-11-24 Serial Port Multi-Channel Temperature Measurementcircuitmicrocontrollerpythonold
- 2010-09-07 Simple method to send data from ANY microcontroller to a serial portmicrocontrollerold
- 2010-08-27 Hacking Together a Crystal Oven Part 2circuitqrssoldmicrocontroller
- 2010-08-26 Minimalist Crystal Ovencircuitqrssoldmicrocontroller
- 2010-06-06 QRSS DNAmicrocontrollercircuitqrssold
- 2009-07-06 Microcontroller-Powered Prime Number Generatormicrocontroller
- 2009-07-01 Summer's End is Nearingmicrocontroller
- 2009-06-04 Prime Prototype Constructioncircuitmicrocontroller
- 2009-05-30 Prime Number Generator Prototypemicrocontrollerold
- 2009-05-19 Audio and Video on an ATMega88 Microcontrollermicrocontroller
- 2009-05-14 Simple Case AVR/PC Serial Communication via MAX232microcontrollercircuitold
- 2009-04-30 A Foot in the QRSS Doorqrssmicrocontrolleramateur radioold
- 2009-04-01 Post-Defense Day 1oldmicrocontrolleramateur radio
Old
- 2016-09-09 Adding ADC to Microcontrollers without ADCcircuitold
- 2016-09-05 VHF Frequency Counter with PC Interfaceamateur radiocircuitpythonold
- 2016-08-31 ICS501 Simple Frequency Multipliercircuitold
- 2016-08-24 TENMA Multimeter Serial Hackpythonold
- 2016-08-20 Breadboard Line Driver Modulecircuitold
- 2016-07-31 Python Real-time Audio Frequency Monitorpythonold
- 2016-07-31 Live Data in PyQt4 with PlotWidgetpythonold
- 2016-07-30 Live Data in PyQt4 with MatplotlibWidgetpythonold
- 2016-07-28 Opto-Isolated Laser Controller Buildmicrocontrollercircuitold
- 2016-07-19 Realtime Audio Visualization in Pythonpythonold
- 2016-07-14 Controlling Bus Pirate with Pythonmicrocontrollercircuitold
- 2015-12-23 Festivus Pole Video Gameold
- 2014-04-19 Epoch Timestamp Hashingpythonold
- 2014-02-27 Directly Driving 7-Segment Display with AVR IO Pinscircuitold
- 2013-06-23 Calculate QRSS Transmission Time with Pythonqrsspythonold
- 2013-06-22 Crystal Oven Testingcircuitold
- 2013-06-10 Precision Temperature Measurementmicrocontrollerold
- 2013-06-03 Realtime image pixelmap from Numpy array data in Qtpythonold
- 2013-05-19 Wireless Microcontroller / PC Interface for $3.21microcontrolleroldpython
- 2013-05-09 Realtime FFT Audio Visualization with Pythonpythonold
- 2013-05-08 Realtime Data Plotting in Pythonpythonold
- 2013-05-07 AVR Programming in 64-bit Windows 7microcontrollerold
- 2013-04-17 Tenma 72-7750 Multimeter for RF Engineeringold
- 2013-04-15 Fixing Slow Matplotlib in Python(x,y)pythonold
- 2013-04-14 Simple DIY ECG + Pulse Oximeter (version 2)diyECGmicrocontrollerold
- 2013-01-06 AVR Programming in Linuxmicrocontrollerold
- 2012-12-06 Single Wavelength Pulse OximetercircuitdiyECGold
- 2012-08-18 Geek Spin - ATTiny44 Project Prototypemicrocontrollerold
- 2012-06-24 Introduction to PIC Programming for AVR usersmicrocontrollerold
- 2012-06-14 Multichannel USB Analog Sensor with ATMega48microcontrollercircuitold
- 2011-08-14 High Altitude Balloon Transmitter Prototypeamateur radiocircuitold
- 2011-08-06 Ridiculously Simple AVR AM Radio Transmitteramateur radiocircuitold
- 2011-08-05 I before E except after Hellschreibermicrocontrollercircuitoldamateur radio
- 2011-07-31 PC/microcontroller “wireless” data transfer (part 2)circuitmicrocontrollerold
- 2011-07-26 PC/microcontroller "wireless" data transfer (part 1)circuitmicrocontrollerold
- 2011-07-24 Frequency Counter Gen2microcontrollercircuitold
- 2011-07-16 DIY State Machinemicrocontrollercircuitold
- 2011-07-11 Frequency Counter Hacked to add USB Functionalityamateur radioqrsscircuitmicrocontrollerold
- 2011-07-09 Sound Card Microcontroller/PC Communicationmicrocontrollercircuitold
- 2011-07-08 Create Mono and Stereo Wave Files with Pythonpythonold
- 2011-06-19 Using Timers and Counters to Clock Secondscircuitmicrocontrollerold
- 2011-06-05 Permeability Tuned Oscillator (PTO) Working Nicelycircuitamateur radioold
- 2011-06-02 Screwy Oscillator Ideacircuitamateur radioold
- 2011-03-14 $10 Frequency Counter Finished!amateur radiocircuitmicrocontrollerold
- 2011-02-20 RF Workshop Launchedcircuitamateur radioold
- 2011-02-12 Wideband Receiver Works!amateur radiocircuitmicrocontrollerold
- 2011-02-09 Minimal Radio Project Continues...circuitamateur radioold
- 2011-02-04 Frequency Counter Working!microcontrollercircuitold
- 2011-02-03 Prototype Radio Receiver Improving Dailyamateur radioold
- 2011-01-28 Home-Brew Transceiver Taking Shape!circuitmicrocontrolleroldamateur radio
- 2011-01-16 First Homebrew QSO Ever!amateur radiocircuitold
- 2011-01-10 40m Junkbox QRP Transmitterqrssamateur radiocircuitold
- 2010-12-28 Full-Auto Rapidfire Mouse Modificationcircuitmicrocontrollerold
- 2010-11-28 Crystal Oven Experimentscircuitmicrocontrollerold
- 2010-11-24 Serial Port Multi-Channel Temperature Measurementcircuitmicrocontrollerpythonold
- 2010-09-09 Quantifying University Network Frustrationspythonold
- 2010-09-07 Simple method to send data from ANY microcontroller to a serial portmicrocontrollerold
- 2010-09-04 VD Labsqrssold
- 2010-08-27 Hacking Together a Crystal Oven Part 2circuitqrssoldmicrocontroller
- 2010-08-26 Minimalist Crystal Ovencircuitqrssoldmicrocontroller
- 2010-08-24 Lost Project Revisited on HackADaycircuitold
- 2010-08-15 Tooth as a Radio Receiver?old
- 2010-08-11 Prime Failure 1 Year in the Makingpythonold
- 2010-08-09 Converting Numbers to Morse Code with GCCpythonqrssold
- 2010-07-22 Idea: vdFSK modulationpythonqrssold
- 2010-07-14 High Altitude Balloon Transmitterqrssamateur radioold
- 2010-06-28 Getting GTK, Glade, and Python to Work in Windowspythonold
- 2010-06-24 Fast TK Pixelmap generation from 2D Numpy Arrays in Pythonpythonold
- 2010-06-24 Detrending Data in Python with Numpypythonold
- 2010-06-23 Insights Into FFTs, Imaginary Numbers, and Accurate Spectrographsqrsspythonold
- 2010-06-20 Smoothing Window Data Averaging in Python - Moving Triangle Tecniquepythonold
- 2010-06-19 Simple Python Spectrograph with PyGamepythonold
- 2010-06-15 Simple-Case PyGame Examplepythonold
- 2010-06-09 Minimalist Radio Receiverqrssamateur radioold
- 2010-06-07 QRSS VD Image Assemblerqrssoldpython
- 2010-06-06 QRSS DNAmicrocontrollercircuitqrssold
- 2010-06-03 Soup Can MEPTqrssamateur radiocircuitold
- 2010-05-28 Measuring QRP Radio Output Power with an Oscilloscopeamateur radiocircuitold
- 2010-05-27 AJ4VD Gator Spotted in MAqrssold
- 2010-05-26 Pushing and Pullingcircuitamateur radioold
- 2010-05-22 Debut of the AJ4VD QRSS Gatorqrssold
- 2010-05-19 Debut of the AJ4VD QRSS Fishpythonqrssold
- 2010-05-17 Minimal QRSS Transmittercircuitqrssold
- 2010-05-10 Generate LUTs with Pythonpythonold
- 2010-03-09 Overseas QRP Transmissionqrsspythonold
- 2010-03-07 Dynamic Logo Generation with Pythonpythonold
- 2010-03-05 Smoothly Scroll an Image Across a Window with Tkinter vs. PyGamepythonold
- 2010-03-05 Realtime FFT Graph of Audio WAV File or Microphone Input with Python, Scipy, and WCKgraphpythonold
- 2010-03-05 Animated Realtime Spectrograph with Scrolling Waterfall Display in Pythonpythonold
- 2010-03-03 Display large Images with Scrollbars with Python, Tk, and PILpythonold
- 2010-02-07 Simple DIY Stealth Apartment Antenna for HFamateur radioold
- 2010-02-02 Convert Text to CW Morse Code with Linuxamateur radiopythonold
- 2009-12-10 HF CW on the Cheapamateur radiocircuitold
- 2009-08-14 DIY ECG Machine On The CheapdiyECGold
- 2009-08-04 Generate Apache-Style HTTP Access Logs via SQL and PHPold
- 2009-07-26 PySquelch: A Python-Based Frequency Audio Activity Monitorpythonold
- 2009-06-19 Reading PCM Audio with Pythonpythonold
- 2009-06-18 pySquelch - Frequency Activity Reports via Pythonamateur radiopythonold
- 2009-05-30 Prime Number Generator Prototypemicrocontrollerold
- 2009-05-27 A Prime Ideaoldcircuit
- 2009-05-20 Graphing Computer Usagepythonold
- 2009-05-15 Removing Textile Markup From Wordpress Entriesold
- 2009-05-14 Simple Case AVR/PC Serial Communication via MAX232microcontrollercircuitold
- 2009-04-30 A Foot in the QRSS Doorqrssmicrocontrolleramateur radioold
- 2009-04-22 Puxing 777 Radio Headset Schematicamateur radiocircuitold
- 2009-04-09 Custom HDD LEDsold
- 2009-04-01 Post-Defense Day 1oldmicrocontrolleramateur radio
- 2009-01-29 Analyzing my Writings with Pythonpythonold
- 2009-01-21 Signal Filtering with PythondiyECGpythonold
- 2009-01-20 DIY ECG Detected an Irregular HeartbeatdiyECGold
- 2009-01-15 DIY ECG Trial 1diyECGpythonold
- 2009-01-15 Circuits vs. SoftwarediyECGoldpython
- 2008-11-24 Compress and Store Files in Pythonpythonold
- 2008-11-17 Linear Data Smoothing in Pythonoldpython
- 2005-08-12 Custom MiniDisc Labels with Photoshopold
Php
- 2021-01-28 Get URL of a Directory with PHPphp
- 2020-09-13 Leaving WordPressphp
Python
- 2021-05-16 Deploy a Website with Python and FTPSpython
- 2021-05-15 Managing Credentials with Pythonpython
- 2020-09-24 Exponential Fit with Pythonpython
- 2020-09-23 Signal Filtering in Pythonpython
- 2017-08-20 Microcontroller Action Potential Generatorsciencecircuitmicrocontrollerpython
- 2017-08-12 Action Potential Generator Circuitsciencecircuitmicrocontrollerpython
- 2016-09-05 VHF Frequency Counter with PC Interfaceamateur radiocircuitpythonold
- 2016-08-24 TENMA Multimeter Serial Hackpythonold
- 2016-08-08 DIY ECG with 1 op-ampdiyECGpythoncircuit
- 2016-07-31 Python Real-time Audio Frequency Monitorpythonold
- 2016-07-31 Live Data in PyQt4 with PlotWidgetpythonold
- 2016-07-30 Live Data in PyQt4 with MatplotlibWidgetpythonold
- 2016-07-19 Realtime Audio Visualization in Pythonpythonold
- 2014-04-19 Epoch Timestamp Hashingpythonold
- 2013-06-23 Calculate QRSS Transmission Time with Pythonqrsspythonold
- 2013-06-03 Realtime image pixelmap from Numpy array data in Qtpythonold
- 2013-05-19 Wireless Microcontroller / PC Interface for $3.21microcontrolleroldpython
- 2013-05-09 Realtime FFT Audio Visualization with Pythonpythonold
- 2013-05-08 Realtime Data Plotting in Pythonpythonold
- 2013-04-15 Fixing Slow Matplotlib in Python(x,y)pythonold
- 2011-07-08 Create Mono and Stereo Wave Files with Pythonpythonold
- 2010-11-24 Serial Port Multi-Channel Temperature Measurementcircuitmicrocontrollerpythonold
- 2010-09-09 Quantifying University Network Frustrationspythonold
- 2010-08-11 Prime Failure 1 Year in the Makingpythonold
- 2010-08-09 Converting Numbers to Morse Code with GCCpythonqrssold
- 2010-07-22 Idea: vdFSK modulationpythonqrssold
- 2010-06-28 Getting GTK, Glade, and Python to Work in Windowspythonold
- 2010-06-24 Fast TK Pixelmap generation from 2D Numpy Arrays in Pythonpythonold
- 2010-06-24 Detrending Data in Python with Numpypythonold
- 2010-06-23 Insights Into FFTs, Imaginary Numbers, and Accurate Spectrographsqrsspythonold
- 2010-06-20 Smoothing Window Data Averaging in Python - Moving Triangle Tecniquepythonold
- 2010-06-19 Simple Python Spectrograph with PyGamepythonold
- 2010-06-15 Simple-Case PyGame Examplepythonold
- 2010-06-07 QRSS VD Image Assemblerqrssoldpython
- 2010-05-19 Debut of the AJ4VD QRSS Fishpythonqrssold
- 2010-05-10 Generate LUTs with Pythonpythonold
- 2010-03-09 Overseas QRP Transmissionqrsspythonold
- 2010-03-07 Dynamic Logo Generation with Pythonpythonold
- 2010-03-05 Smoothly Scroll an Image Across a Window with Tkinter vs. PyGamepythonold
- 2010-03-05 Realtime FFT Graph of Audio WAV File or Microphone Input with Python, Scipy, and WCKgraphpythonold
- 2010-03-05 Animated Realtime Spectrograph with Scrolling Waterfall Display in Pythonpythonold
- 2010-03-03 Display large Images with Scrollbars with Python, Tk, and PILpythonold
- 2010-02-02 Convert Text to CW Morse Code with Linuxamateur radiopythonold
- 2009-07-26 PySquelch: A Python-Based Frequency Audio Activity Monitorpythonold
- 2009-06-19 Reading PCM Audio with Pythonpythonold
- 2009-06-18 pySquelch - Frequency Activity Reports via Pythonamateur radiopythonold
- 2009-05-20 Graphing Computer Usagepythonold
- 2009-01-29 Analyzing my Writings with Pythonpythonold
- 2009-01-21 Signal Filtering with PythondiyECGpythonold
- 2009-01-15 DIY ECG Trial 1diyECGpythonold
- 2009-01-15 Circuits vs. SoftwarediyECGoldpython
- 2008-11-24 Compress and Store Files in Pythonpythonold
- 2008-11-17 Linear Data Smoothing in Pythonoldpython
Qrss
- 2021-03-27 WSPR Code Generatorblazoramateur radioqrss
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- 2020-10-03 The New Age of QRSSqrssamateur radio
- 2019-07-31 Upgraded Amplifierqrsscircuit
- 2019-07-29 SMT QRSS Spotsqrss
- 2019-07-26 SMT QRSS Designqrsscircuit
- 2019-07-21 New QRSS Keyerqrsscircuit
- 2019-07-20 QRSS Stitch and Stackqrss
- 2019-07-20 Started Transmitting Lettersqrss
- 2019-07-18 OOK and FSKqrss
- 2019-07-14 Amplifier Improvementsqrss
- 2019-07-13 QRSS Spotsqrss
- 2013-06-23 Calculate QRSS Transmission Time with Pythonqrsspythonold
- 2011-07-11 Frequency Counter Hacked to add USB Functionalityamateur radioqrsscircuitmicrocontrollerold
- 2011-03-17 QRSS and WSPR Presentation for GARSamateur radioqrss
- 2011-03-14 6 Day QRSS Stitchqrss
- 2011-01-10 40m Junkbox QRP Transmitterqrssamateur radiocircuitold
- 2010-11-14 Improved MEPT Enclosureqrssamateur radiocircuit
- 2010-11-11 Deciphering QR Code from Radio Spectrogramqrssamateur radio
- 2010-09-04 VD Labsqrssold
- 2010-08-27 Hacking Together a Crystal Oven Part 2circuitqrssoldmicrocontroller
- 2010-08-26 Minimalist Crystal Ovencircuitqrssoldmicrocontroller
- 2010-08-09 Converting Numbers to Morse Code with GCCpythonqrssold
- 2010-07-22 Idea: vdFSK modulationpythonqrssold
- 2010-07-14 High Altitude Balloon Transmitterqrssamateur radioold
- 2010-07-12 Coder's Blockqrss
- 2010-06-23 Insights Into FFTs, Imaginary Numbers, and Accurate Spectrographsqrsspythonold
- 2010-06-12 MEPT Insulation Improves Stabilityqrss
- 2010-06-10 QRSS Receiver Works... Barelyamateur radioqrss
- 2010-06-09 Minimalist Radio Receiverqrssamateur radioold
- 2010-06-07 QRSS VD Image Assemblerqrssoldpython
- 2010-06-07 New Transmitter, New Spots!qrssamateur radio
- 2010-06-06 QRSS DNAmicrocontrollercircuitqrssold
- 2010-06-03 Soup Can MEPTqrssamateur radiocircuitold
- 2010-05-28 AJ4VD Gator Spotted in Essex, Englandqrss
- 2010-05-27 AJ4VD Gator Spotted in MAqrssold
- 2010-05-27 AJ4VD Gator Chomps its way into Belgium!qrss
- 2010-05-24 Solar Powered QRSS Transmitterqrss
- 2010-05-22 First QRSS Spot!qrss
- 2010-05-22 Debut of the AJ4VD QRSS Gatorqrssold
- 2010-05-19 Debut of the AJ4VD QRSS Fishpythonqrssold
- 2010-05-17 Minimal QRSS Transmittercircuitqrssold
- 2010-04-03 Microcontroller Clocking a Transmitter?qrsscircuit
- 2010-03-16 W4DFU Gator Seen in Canadaqrss
- 2010-03-12 QRSS VD version 1.04 Releasedqrss
- 2010-03-09 Overseas QRP Transmissionqrsspythonold
- 2010-03-06 Spring Break Software Projectqrss
- 2010-01-01 QRSS and Life in Dental Schoolqrssamateur radio
- 2009-04-30 A Foot in the QRSS Doorqrssmicrocontrolleramateur radioold
- 2009-04-15 Scott is now Licensed! (KJ4LDF)amateur radioqrss
Science
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