Geerling Engineering

@GeerlingEng

Fun experiments, thoughtful guides. All things tech, electronics, and computing!

St. Louis, MO, USA youtube.com/c/GeerlingEngi… Joined January 2022

8 Following 3.5K Followers 124 Posts

Latest posts 5

Geerling Engineering @GeerlingEng Aug 12

We're rebuilding the radio network from the ground up! IP audio, VoIP, security, isolated VLANs, guest WiFi, 5G backup... First episode is up: youtube.com/watch?v=BlIDz2…

(Thanks to @Ubiquiti for sending gear we're using for this rebuild)

www.youtube.com Rebuilding my Dad's Radio Station Network (Part 1) Huge thanks to Ubiquiti for providing the UniFi gear and network ca...

Geerling Engineering @GeerlingEng May 15

OTA TV has a rocky road ahead: ATSC3 has a massive chicken-and-egg problem. Will the FCC mandate it in new TVs? Will DRM kill it?

That, and everything else we saw and discussed at NAB 2026, in today's video: youtube.com/watch?v=uEP3E-…

www.youtube.com The broadcast industry is changing in 2026 Everything's going software and subcriptions. DRM's a hot topic. Se...

Geerling Engineering @GeerlingEng Mar 12

We saved our old iMac with @Juicy_Crumb's Docklite — a replacement for the iMac motherboard to give (at least some) old iMacs new life!

New video is live, on YouTube: youtube.com/watch?v=YQozfH…

Geerling Engineering @GeerlingEng Feb 7

Take an extensive behind-the-scenes tour of a digital SMPTE 2110 production truck at a @StLouisBlues hockey game in today's video: youtube.com/watch?v=8Ar4wm…

Geerling Engineering @GeerlingEng Dec 22, 2025

Thanks to @wlanpi for shipping a couple of their WLAN Pi Go units for testing — a CM4-based mobile WiFi analysis tool. Here's our take on it: youtube.com/watch?v=JYdVq5…