Guides

A scuffed mid-2000s flip phone lies face down on a worn workbench beside a coiled cable and a tape measure in morning light.

What Happened to Nextel, and What Replaced Push...

Nextel's merger completed in 2005, and the iDEN network behind the chirp was switched off on 30 June 2013, leaving the name as a trademark. The push-to-talk idea survived it...

What Happened to Nextel, and What Replaced Push...

Nextel's merger completed in 2005, and the iDEN network behind the chirp was switched off on 30 June 2013, leaving the name as a trademark. The push-to-talk idea survived it...

A compact Echo radio rests on a desk beside a closed laptop in morning light.

What an Encrypted Walkie Talkie Actually Protec...

Encryption scrambles the audio with a key before it leaves the radio. Whether that is permitted depends on the radio service, and whether it protects you depends on what else...

What an Encrypted Walkie Talkie Actually Protec...

Encryption scrambles the audio with a key before it leaves the radio. Whether that is permitted depends on the radio service, and whether it protects you depends on what else...