Teardown mystery item - Page 1
Forum section: electronics / general

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 08:07:19 am
content: Posted this on Twitter, but re-posted here:First person to guess today's Teardown Tuesday item before I upload it wins a coveted PCB rulerThe other side has nothing but a high frequency crystal.Dave.

author: David_AVD
author_rank: Super Contributor
timestamp: October 09, 2012, 08:15:21 am
content: Gyro-cosmic stabiliser with double headed under-hangers?

author: firewalker
author_rank: Super Contributor
timestamp: October 09, 2012, 08:22:21 am
content: IR serial converter.Alexander.

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 08:25:21 am
content: Keep trying!Dave.

author: David_AVD
author_rank: Super Contributor
timestamp: October 09, 2012, 08:32:56 am
content: 2-way radio?

author: Baliszoft
author_rank: Frequent Contributor
timestamp: October 09, 2012, 08:39:39 am
content: I would say that it is some kind of detector, looks like an antenna on top (and maybe bottom).

author: Fraser
author_rank: Super Contributor
timestamp: October 09, 2012, 08:40:36 am
content: Looks like a cheap and nasty RF based doorbell or remote control transmitter. Poorly positioned SMD parts = cheap build quality, and corroded surround to push button = exposed to dampFraser

author: firewalker
author_rank: Super Contributor
timestamp: October 09, 2012, 08:41:43 am
content: Or the LED strips remote (haven't seen a motorola mcu on those cheap remotes though).Alexander.

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 08:42:50 am
content: Designed and manufactured in Oz BTWDave.

author: firewalker
author_rank: Super Contributor
timestamp: October 09, 2012, 08:44:28 am
content: Not made in PRC then...Some kind of TVbgone?Alexander

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 08:48:00 am
content: Nothing to do with LED's.Some people are kinda-sorta on the right track, but still not close.Dave.

author: Wytnucls
author_rank: Super Contributor
timestamp: October 09, 2012, 09:00:39 am
content: IR TV/Camera link-up module ?

author: David_AVD
author_rank: Super Contributor
timestamp: October 09, 2012, 09:07:03 am
content: Garage door opener?

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 09:07:45 am
content: Quote from: Wytnucls on October 09, 2012, 09:00:39 amThe LED is just an ordinary LED.Dave.

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 09:08:58 am
content: Quote from: David_AVD on October 09, 2012, 09:07:03 amNope.Dave.

author: Wytnucls
author_rank: Super Contributor
timestamp: October 09, 2012, 09:09:37 am
content: WiFi signal detector?

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 09:10:57 am
content: Quote from: Wytnucls on October 09, 2012, 09:09:37 amBelow freezing.Dave.

author: Unknown
author_rank: Unknown
timestamp: October 09, 2012, 09:12:53 am
content: Foot-switch remote?

author: Rerouter
author_rank: Super Contributor
timestamp: October 09, 2012, 09:14:40 am
content: the way the various active components are connected make it appear to be acting as an RF tranciever, something along the lines of, push button, sends command, recieves and processes data and send something back?

author: Wytnucls
author_rank: Super Contributor
timestamp: October 09, 2012, 09:19:56 am
content: Car anti-theft remote?

author: Wytnucls
author_rank: Super Contributor
timestamp: October 09, 2012, 09:22:52 am
content: It's Australian...must be the barbie lighter remote!

author: Bored@Work
author_rank: Super Contributor
timestamp: October 09, 2012, 09:25:22 am
content: Door intercom. Outdoor thermometer. Fire alarm.

author: Bored@Work
author_rank: Super Contributor
timestamp: October 09, 2012, 09:27:24 am
content: Baby-phone.

author: deephaven
author_rank: Frequent Contributor
timestamp: October 09, 2012, 09:28:41 am
content: It's part of a Theremin.

author: glicos
author_rank: Regular Contributor
timestamp: October 09, 2012, 09:55:15 am
content: A Poor Man's Time Machine

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 09:58:06 am
content: Quote from: Rerouter on October 09, 2012, 09:14:40 amKinda-sorta!But technically, no, it's not a transceiver at the system level.Dave.

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 09:59:11 am
content: BTW, it is a consumer item, but not that common for the general population.Dave.

author: ElektroQuark
author_rank: Unknown
timestamp: October 09, 2012, 09:59:34 am
content: RF inhibitor?

author: samgab
author_rank: Frequent Contributor
timestamp: October 09, 2012, 10:01:40 am
content: Some kind of LED lighting dimmer remote?

author: samgab
author_rank: Frequent Contributor
timestamp: October 09, 2012, 10:02:43 am
content: PS, I really like those little rulers

author: Codemonkey
author_rank: Regular Contributor
timestamp: October 09, 2012, 10:05:50 am
content: Cable/Stud detector ?

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 10:06:08 am
content: Quote from: samgab on October 09, 2012, 10:01:40 amNothing to do with LEDs.And it's not a "remote control" of any kind.Dave.

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 10:07:24 am
content: Quote from: Codemonkey on October 09, 2012, 10:05:50 amAntarctic freezing!It's not a detector of any kind.Dave.

author: Tuomas
author_rank: Contributor
timestamp: October 09, 2012, 10:07:47 am
content: emergency rescue beacon or something of that kind?

author: EEVblog
author_rank: Unknown
timestamp: October 09, 2012, 10:17:14 am
content: Quote from: Tuomas on October 09, 2012, 10:07:47 amBingo!PM me your snail mail address for the ruler!Dave.

author: firewalker
author_rank: Super Contributor
timestamp: October 09, 2012, 10:22:07 am
content: Our rescue beacons (for elder people) use GSM network.Alexander.

author: Tuomas
author_rank: Contributor
timestamp: October 09, 2012, 10:38:19 am
content: The sweet taste of victory. I will cherish this moment for many years to come.Looking forward to the teardown.

author: sotos
author_rank: Frequent Contributor
timestamp: October 09, 2012, 10:46:30 am
content: Remote wall switch?

author: sotos
author_rank: Frequent Contributor
timestamp: October 09, 2012, 10:48:44 am
content: My next answer, too late i lost.

author: Wytnucls
author_rank: Super Contributor
timestamp: October 09, 2012, 10:50:22 am
content: Quote from: Tuomas on October 09, 2012, 10:38:19 amOK, get back to your wheelchair now Tuomas...cheat!

author: sotos
author_rank: Frequent Contributor
timestamp: October 09, 2012, 10:51:07 am
content: Quote from: Tuomas on October 09, 2012, 10:07:47 amYou took the food from my mouth.

author: Baliszoft
author_rank: Frequent Contributor
timestamp: October 09, 2012, 12:29:54 pm
content: Hehe, i was considering writing a morse signal generator, so one could beep S.O.S.

author: free_electron
author_rank: Super Contributor
timestamp: October 09, 2012, 06:52:00 pm
content: judging from the corrosion on that little pushbutton it's got a leaky seal and capturd some saltwater ...anyway , its a funny epirb ... the epirbs i know transmit GPS coordinates ...there's a new one now that includes a vhf radio

author: DarkPrince
author_rank: Regular Contributor
timestamp: October 10, 2012, 03:10:32 am
content: *moved message to blog related, mistaken this for it, whops*