KJ7LNW

xnec2c

Xnec2c is a high-performance multi-threaded electromagnetic simulation package to model antenna near- and far-field radiation patterns for Linux and UNIX operating systems.

xnec2c-optimize

xnec2c-optimize is an optimization framework to tune antenna geometries.

sgp4sdp4

sgp4sdp4 library for parsing TLEs and tracking satellites orbiting Earth; ported to C by Neoklis, 5B4AZ

nec2c

nec2c is a translation of the NEC2 FORTRAN source code to the C language.

perl-PDL-IO-Touchstone

A simple perl interface for reading and writing RF Touchstone files (also known as ".sNp" files).

perl-RF-Component

A Perl module to compose RF component circuits and calculate values from objects (L, C, ESR, etc).

astronomy

Astronomy Engine: multi-language calculation of Sun, Moon, and planet positions. Predicts lunar phases, eclipses, transits, oppositions, conjunctions, equinoxes, solstices, rise/set times, and other events. Provides vector and angular coordinate transforms among equatorial, ecliptic, horizontal, and galactic orientations.

esp32-i2c-test

i2c example for the esp32

esp-idf

Espressif IoT Development Framework. Official development framework for Espressif SoCs.

esp-toolchain-docs

Repository with documentation related to toolchains and debuggers maintained by Espressif

KJ7LNW

Config files for my GitHub profile.

LocalSTT

Android Speech Recognition Service using Vosk/Kaldi and Mozilla DeepSpeech

mdf

Tool to build .mdf (MDIF) files from .s2p's and query Octopart to see if they are in stock!

nerd-dictation

Simple, hackable offline speech to text - using the VOSK-API.

novas

Naval Observatory Vector Astrometry Software (NOVAS)

pdl

Scientific computing with Perl

pdl-linearalgebra

perl-API-Octopart

Simple inteface for querying part status across vendors at octopart.com.

F4xx-SIM480x320

STM32F446 or GD32F4xx [V2.18.0] {XY2-PRO, XY2_PRO_2E, XY2_PRO_3E, X5SA, X5SA_g, X5SA_MINI, X5SA_PRO, X5SA_2E, X5SA_PRO_3E, X5SA400, X5SA400_PRO, X5SA400_2E, X5SA500_2E, VEHO500, VEHO500_2E, XY3-PRO, XY3_PB, XY3-PRO-V2, XY3SE, XY3SE_2E, XY3SE_V2, D01, D01_PLUS, VEHO600, VEHO600_2E, C2}

firefox-ClearInput

ClearInput Extension for Firefox

Import-LIB-KiCad-Plugin

Helps to import KiCad component libraries imported from ultralibrarian and snapeda zipfiles.

libvirtcpuid

libvirtcpuid provides transparent CPUID virtualization, all in userspace.

perl-PDL-Opt-Simplex-Simple

A simplex optimizer for the rest of us (who may not know PDL).

sdled

Control fault/locate indicators in disk slots in enclosures (SES devices)