Electronics Down Under - Main Page

Do you have a question? Post it now! No Registration Necessary

Electronics Down Under Lively Australian electronics hobbyists community
Web, RSS and Social Media interface to aus.electronics
There are 49973 individual articles here that are part of 5101 discussions
Please see below the list of the most recent and the best rated articles in Electronics Down Under

The most recent discussions

What is this called?

  [ 2 ]
May 3, 2020, 8:52 am

This attachment allows a cable to pass through a panel, and clamp the cable into position. https://www.dropbox.com/s/6oqur05lcxkj8rn/T_cOutside.jpg?dl=0 https://www.dropbox.com/s/l5fgijlnfa9rnzw/... Read more »

Ventilation on live equipment


May 3, 2020, 2:13 am

I'm building something for use at home that contains a thermistor at mains potential. It's being used to sense room temperature, so ideally gets some air flow. I can't find any guidelines/rules r... Read more »

Weird


April 23, 2020, 12:26 pm

The wife started complaining that one of the LED globes in the dining room was flashing. These globes are Aldi specials bought about 5 years ago (very reliable), I thought that she meant that it ... Read more »

iPhone SUPER discounts


April 20, 2020, 6:21 pm

*** iPhone SUPER-SPECIAL-DISCOUNT 80% OFF --- UNBEATABLE SUPER-PRICES !!! *** Save LOTS OF CASH on a wide collections of iPhones, 80% off everything must go to make place of next generation iPhone ... Read more »

Re: multi voltage power adaptor


April 16, 2020, 7:16 am

Why is that significant? there's over 200 commercial vineyards in the UK today so they grow well enough today. Without trucks and trains the romans would be consuming mostly locally produced wine... Read more »

6V power cord into 5V device?


April 12, 2020, 8:58 am

I have a small bluetooth speaker which has a small hole to put a charger in it which says 5V. If I use a 6V charger in it, what is going to happen? Read more »

Measuring current draw from modern LED lights.


February 24, 2020, 10:37 am

Greetings. Getting to the point - is there anything about modern LED grow lights that could cause inaccurate amperage measurements? I have an elcheapo Arlec meter, when testing it on other devices... Read more »

Buying Bulk New/Used Micro SD Cards


February 8, 2020, 1:24 am

Later this year I'm likely to be looking to buy 50 or more Micro SD cards with capacity of 128MB (yes, MB not GB) or more. Looking at prices, RS and e14 sell them but don't actually have any quanti... Read more »

Free 8255 chips


January 28, 2020, 11:49 pm

I have a large number of unused 8255 programmable peripheral interface ICs that will be binned if I can't find anyone who wants them. You'll have to take the whole lot (about 30 tubes with 10 ch... Read more »

Whjat a good fritzng we've just experienced.


January 22, 2020, 7:16 am

It was only a short black out (brown out?) that most of the computers didnt notice. First clue that something was wrong was the mail server being inaccessible. a bit of a fiddle part and restart... Read more »

Click here for other recent discussions »

The best rated discussions

rating
5

LabTool-48 programmer software


Does anyone happen to have version 4.67 of the driver software for the genuine Advantech LabTool-48 programmer ( NOT the 48UX/48UXP, NOT the Dataman or any other Chinese clone)? They (AEC) took it o... Read more »

rating
5

OT: Incorrect Energy Australia TOU bill calculation


Just a heads up. I've noticed that Energy Australia are failing to apply daylight saving time when calculating the bills for their TOU customers. If you're on such a tariff, then depending on yo... Read more »

rating
5

Mythbusters


Another good one last night. They did ship-sinking experiments, and several versions of an exploding trombone. SBS television in Australia is now referring to Mythbusters as their cult phonomenon. Read more »

rating
5

Equipment Exchange Bulletin from the 1960's


Some of you will remember the amazing Equipment Exchange Bulletin from Tasmania in the 60/70's. In this months Amateur Radio Magazine there's an brief piece about the passing of Ralf Gunther VK7RG w... Read more »

rating
5

Casio atc-1000 manual reqd.


Does anyone have a manual for this rather funky watch - can work most of it out but as it can do so much need the manual. There was a copy floating around the net on geocities but searching produces ... Read more »

rating
5

Kenwood N.B. circuit.- Please expliain!


Greetings group. Could someone please explain the function of the N.B. circuit button on a Kenwood stereo. I have a customer who believes it resets the stereo after it has been moved, because the ste... Read more »

rating
5

TEAC remote control


Got a circa 10 years old Teac TV that goes fine but a remote stopped working. Looks like fiddling with the resonator brings it to life for a moment - anyone knows what part/what frequency I should ... Read more »

rating
5

Phil's design in EA Dec1987


Hi Phil, (you know who you are) Just looked a an old Circuit Design Idea in EA - Fast Peak Limiter Was that you? ---- Joe Read more »

rating
4

Phone socket wiring


Hello, I have an old extension phone socket to which there is only one wire attached at present. The phone that plugs into it only has two pins with metal on them (the outside ones) plus the large pl... Read more »

rating
4

Bad batteries bounce


http://www.geeksaresexy.net/2014/09/07/a-very-simple-way-to-test-if-your-alkaline-batteries-are-dead-or-not/ -- Read more »