Easy steps to install rtl_433 package on Mac
Package Information:
Application Name – rtl_433
What is rtl_433 – Not Available for rtl_433
Use of rtl_433 – Program to decode radio transmissions from devices
URL – https://github.com/merbanan/rtl_433
Installation Steps:
- Open Terminal using Spotlight search by pressing  
<command+space>. Type terminal and hitEnterkey. - Now, run following command to install homebrew (brew)
 - Install rtl_433 using brew
brew install rtl_433
 

ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

rtl_433 is ready to use now!