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The Antique Toaster that's Better than Yours

Technology Connections · explainer · Watch on YouTube

Mechanical & precision engineeringConsumer devices & gadgets

What it is

Technology Connections takes apart a 1940s Sunbeam Radiant Control toaster. It senses the toast's own browning and lowers and raises it automatically using purely mechanical parts and no electronics.

Why Hacker News recommends it

HN returns to it again and again as a favorite example of elegant, chip-free mechanical engineering that beats modern toasters.

  • 12 people recommended it
  • 11 different months
  • 2 strong recommendations
  • first 2019, last 2025

What HN commenters said

  1. “Technology Connections produced a fantastic teardown video of it a while back.”

    Teardown of the Sunbeam analog toaster

    adfm, 2019-11 · Strong recommendation · in “Smart Toaster Can’t Hold a Candle to the Apollo Computer”

  2. “In case you haven't seen this video of a toaster from the 60s before, you're in for a treat”

    A 1960s toaster as a treat of elegant old technology.

    tpoacher, 2025-04 · Strong recommendation · in “The hidden cost of AI coding”

  3. “This is a pretty cool toaster”

    Look at a clever antique toaster

    chiph, 2019-12 · Recommendation · in “How to Make Toast: Electrical Engineering vs. Computer Science (2001)”

  4. “20 minute long episode on the mechanical design of this toaster.”

    Mechanical design of the Sunbeam toaster

    Jaepa, 2020-07 · Recommendation · in “The Classic Sunbeam Radiant Control Toaster (2006)”

  5. “I remember this video [0] nicely explaining some nice engineering of an interesting toaster.”

    Nice engineering explanation of an interesting toaster

    spappal, 2020-08 · Recommendation · in “Ask and Show HN: Ever coded for love? Willing to share?”

  6. “I learned this from a video about old Sunbeam toasters that was unexpectedly fascinating”

    Fascinating look at old Sunbeam toasters

    modeless, 2021-03 · Recommendation · in “Overnight Pizza and the Consistent Unreliability of Expert Guidelines”

  7. “Fully automatic brownness selection, and hands-free insertion and pop-up -- all without any electronic chips at all.”

    Antique toaster with automatic browning and pop-up, no electronic chips.

    CRConrad, 2021-05 · Recommendation · in “The global chip shortage is starting to have consequences”

  8. “a interesting video on a similar subject, a antique mechanical toaster that works better than many modern ones”

    Antique mechanical toaster that works better than many modern ones.

    thatguy0900, 2022-05 · Recommendation · in “Most Expensive vs. Cheapest Toaster”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: sunbeam toaster, vintage appliances, bimetallic, mechanical design, technology connections

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