The mainboard and the display are housed inside a 3D-printed case that mimics the style of 1980s digital alarm clocks, but with a nice 1970s twist courtesy of those Nixie tubes.

Chances are that vintage alarm clock didn't sport an iPhone dock, Bluetooth connectivity or a USB slot. Fast-forward to 2012 and check out the retro-styled Tick Tock alarm clocks from Edifier.

The base of the clock is formed by a slick black PCB that holds an ESP32. The segments are driven through a set of 74LV595 shift registers to keep the required number of GPIOs to a minimum.

In your home, though, you'd no doubt get its pertinent functions figured out soon enough. The Electrohome Retro Alarm Clock Radio is available now, priced at US$29.96.

There’s a run on retro alarm clocks as more people banish smartphones from the bedroom for better sleep. One of my favorites is the Twemco Analog Flip Alarm Clock ($95), straight out of 1968.

It’s a supersized version of the Casio A158W digital watch that could make for a great nightstand alarm clock, although you may not want to hide its retro charm in your bedroom.

However, we may receive compensation from retailers and/or from purchases of products through these links. For $40 you can turn your sleek, modern iPhone into a retro-styled nightstand alarm clock.

Visitors will also be able to see intricate early 20th Century Swiss-made wooden cuckoo clocks, 19th and 20th Century carriage clocks and a 1970s Minitman digital bedside alarm clock.