Raziel Einhorn raziele

raziele / new_presentation.sh

Created July 16, 2022 14:26

Create a new reveal.js presentation

	#!/bin/bash

	PRESENTATION_NAME=${1:?"Give a name to the presentation"}

	DESTINATION=${2:-$(pwd)}
	echo $DESTINATION

	FULLPATH=$DESTINATION/$PRESENTATION_NAME

	git clone https://github.com/hakimel/reveal.js.git $FULLPATH && cd $FULLPATH

raziele / SN32F707_tikz.tex

Created March 21, 2020 20:08

	% Diagram of the LQFP 48 pins IC version for SN32F707
	% based on Andrew's work:
	% https://tex.stackexchange.com/questions/202230/how-to-draw-an-integrated-circuit-pin-configuration-like-in-data-sheets

	\documentclass{standalone}
	\usepackage{tikz}
	\usepackage{amsmath}
	\begin{document}
	\begin{tikzpicture}[scale=0.38,pin/.style={draw,rectangle,minimum width=1.8em,font=\small}]
	% Main trick: loop over the label numbers and then adjust their position

raziele / install_gnuradio.sh

Created December 14, 2019 22:17

A script to download and install GnuRadio 3.8 on MacOS (works on Catalina)

	#!/bin/bash
	# This script installs gnuradio 3.8
	# Assuming homebrew is installed
	# TODO: also install other modules (e.g gr-osmocomm)
	#

	# Step 1: Install Homebrew packages
	echo "Installing necessary packages from Homebrew"

	BREW_PACKAGES_LIST=(

raziele / svg2png_imagemagick

Created February 4, 2019 21:56

Convert SVG to PNG with transparent background

mogrify -path DESTINATION_PATH -background none -format png SOURCE_PATH/*.svg

raziele / gist:984cf0f112e3bbc42f184cd0597b330f

Last active March 12, 2023 18:35

A command-line piping of rtl_power. Scans frequency band for signals stronger than a threshold (-28dBFS in the example) and prints out the frequency

rtl_power -f 130M:170M:2.8M -g 30 -i 1 | awk -F ',' '{if ($7 > -28)  print 1e-6*($3 + ($4 - $3) / 2)}'