this post was submitted on 08 Dec 2024
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Cassette Futurism

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The Zenith Space Command, one of the first wireless television remotes ever to exist.

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[–] confusedwiseman@lemmy.dbzer0.com 20 points 1 year ago (2 children)

These were so cool. Didn’t they work by the pitch omitted? When a mechanical lever struck a plate that emitted a tone. The tv then receives the tone and completes the task.

[–] sexy_peach@feddit.org 11 points 1 year ago (1 children)

I think it's a noise in the ultrasound spectrum. Humans can't hear it

[–] Chronographs@lemmy.zip 13 points 1 year ago (2 children)

Na it made a click, that’s why we call remotes ‘clickers’

[–] LovableSidekick@lemmy.world 13 points 1 year ago* (last edited 1 year ago)

The click was the release of a spring-loaded plunger that pushed air through an ultrasonic whistle. The whistle was what controlled the TV or stereo.

[–] sexy_peach@feddit.org 3 points 1 year ago (2 children)

Weird I think I saw a YT video explaing it and this is the info I remembered

[–] Chronographs@lemmy.zip 9 points 1 year ago* (last edited 1 year ago) (1 children)

Looks like it’s a bit of both: while they did work by emitting an ultrasonic frequency, they also made an audible click. https://www.theverge.com/23810061/zenith-space-command-remote-control-button-of-the-month

I feel like there’s a technology connections video on the topic but I could be hallucinating

[–] sexy_peach@feddit.org 1 points 1 year ago

I feel like there’s a technology connections video on the topic but I could be hallucinating

Yeah me too

[–] Pavidus@lemmy.world 4 points 1 year ago

You're both right, the click actuated the ultrasonic noise, like hitting a xylophone.

[–] AllNewTypeFace@leminal.space 7 points 1 year ago

They were essentially an ultrasonic kalimba

[–] xyzzy@lemm.ee 10 points 1 year ago* (last edited 1 year ago)

TV remotes back then used to be so heavy. As a kid when no one was around I used to lay flat on my back and toss the remote in the air over my head and catch it while I was listening to whatever show was on. The remote was about the same weight as a baseball.

One time I missed the catch and it (very predictably) hit me in the face. When I showed up to school the next day with a black eye, the teacher thought I was being abused. It didn't help that my story was so stupid...

[–] Num10ck@lemmy.world 9 points 1 year ago (1 children)

yep i've used one. inside is like a xylophone for dogs.

[–] Agent641@lemmy.world 7 points 1 year ago (1 children)
[–] Num10ck@lemmy.world 7 points 1 year ago

yea but the notes are super high pitch

[–] Nougat@fedia.io 6 points 1 year ago (1 children)

We took my grandma's TV when she bought a new one, it was one of these.

Our dog had one of those steel choker chains, and he'd often change the channel or turn the TV on/off by running around jingling it.

[–] LovableSidekick@lemmy.world 2 points 1 year ago* (last edited 1 year ago)

As a teenager I accidentally discovered clinking a handful of coins would also do it.

[–] tal@lemmy.today 5 points 1 year ago (1 children)

checks eBay

Those things are apparently going for ~$250 today.

[–] Peppycito@sh.itjust.works 5 points 1 year ago

These things are listed at $250. Doesn't mean people are buying them at that price.

[–] Etterra@lemmy.world 5 points 1 year ago (1 children)

I remember as a kid in the early 80s, we still had a VCR that had a remote with a cord. It was like 3 buttons or something. We also had a Beta machine in the garage for a while from before I was born.

[–] I_Miss_Daniel@lemmy.world 1 points 1 year ago

Hehe I still have one for the National NV-300. It used a pair of wires and each button presented a different resistance. Only issue was if you half pressed a button it might think you hit record.

[–] casey@mander.xyz 4 points 1 year ago

I found one of these in an estate sale. I still have it and it's incredible. The sound when you mash the button all the way down that triggers the tuning forks is so weird and satisfying.

I just looked and saw these go for about $200 US today. WOW!!

[–] BobTheDestroyer@lemm.ee 3 points 1 year ago

Hah, we had a TV with one of those when I was a little kid. I remember the TV would sometimes hear just the right tone from its own speaker and change the channel. The buttons on the remote did have a very satisfying click, though.

[–] PixelatedSaturn@lemmy.world 2 points 1 year ago

Wow beautiful. Were they metal?

[–] MonkderVierte@lemmy.ml 1 points 1 year ago* (last edited 1 year ago) (2 children)

This is a repost. If i remember right, the original post a few months ago explained a dew things about that remote. Like, for example, how each of the buttons mechanically creates an sound signal that the TV reacts to.

[–] GBU_28@lemm.ee 4 points 1 year ago* (last edited 1 year ago)

I haven't seen it. There's no where near enough content on Lemmy to worry about reposts, especially if they are over a month apart, as you say

[–] sag@lemm.ee 2 points 1 year ago (1 children)

Let me check I founded this on Reddit.

[–] sag@lemm.ee 3 points 1 year ago

Maybe this https://lemm.ee/post/2475444. But Image got deleted.

[–] Scirocco@lemm.ee 1 points 6 months ago