Electronics | Amateur radio | Nerdy Stuff
Behringer X1222USB audio mixer Power Supply fails, again!
The SMPS modules fitted to these Behringer audio mixers are crap!
Fault symptoms include the appearance of no power to the mixer, except for the +48V LED being faintly lit when phantom power is turned on.
Adam explains what he did in this video:
D6, a HER303 ultra fast … Read more...
The power on/off switch on an Electrolux ZUF4205AF vacuum cleaner was becoming unreliable, and needed fixing or replacing.
Note that this repair is not aimed at the regular consumer, but somebody who has some basic electronics experience.
Remove the two Torx screws as indicated below, and remove the associated cover plate. It does come out with careful bending and twisting!… Read more...
Some of the buttons on the Panasonic DMR-BWT720’s remote control have stopped working, or have become unreliable.
This needs to be fixed!
I suspect eating dinner in front of the TV (and therefore using the recorder’s remote) with greasy hands etc, has meant grease and liquids has infiltrated the remote over time.
First thing to do, is remove … Read more...
I recently purchased some of these low-cost 433 MHz SAW transmitter and receiver pairs for a current project.
The receivers work as advertised.
The transmitters?
Obviously dispatched from the factory, never tested, and without a QC inspection
How do I know this?
None of the three FS1000A transmitter boards had L2 fitted ex the factory
A rudimentary un-skilled 2 … Read more...
I recently purchased some LED automotive reversing lamps off eBay, having become increasingly frustrated with incandescent lamps blowing at the most inopportune times!
A direct comparison, in a controlled environment, is presented here.
The LED lamps purchased are:
As is often the case on fleaBay, specifications can be vague:
There is a 20% range in lumen level variation.
The Delica … Read more...
Many consumer devices have “software power switches”, that is, the device is in a “standby” state when “off”.
This standby state still draws current, and for battery powered devices used infrequently, can be a real pain!
ie: You go to use the device, in this case, digital kitchen scales, and the batteries (more correctly, cells) are drained and dead.
The … Read more...
A long overdue stereo upgrade was done recently, and the new Pioneer AVH-X3800DAB head unit has a USB port for media playback.
The vehicle is a 1998 Mitsubishi Delica Series 2, and there is a convenient spot in the dash to mount a double-female USB C adapter.
The first thing Delica owners will notice, is that the Hazard switch has … Read more...
Genuine OEM Belt Clip for Anytone AT-D878UV & AT-D868UV - 3 Pack
$21.00 AUD
Eltek Flatpack2 24/48V Touchscreen Controller Kit
$145.00 AUD
YK04 Remote Control Kit
$30.00 AUD
K3NG Universal Rotator Controller Kit
$109.00 AUD
K3NG Universal Remote i2c Starter Kit
$20.00 AUD
