Baluns – i got this one wrong with schematic
I got this completely wrong. I expected it to be for galvanic separation and impedance matching between the 75 ohm…
Lidl parkside b2 soldering iron hack and schematic
Note - after the hack the iron will just keep flashing it's red LED to show it's cooling down forever,…
Safe ebay fairy lights? with schematic
Given eBay's shocking reputation for facilitating the import and sale of extremely dangerous goods, it's a pleasant surprise to find…
Inside a cat detecting poop neutralizer – with schematic
This product has a very Japanese feel to it. It's exactly the sort of random gadget they love. The main…
70 to 500v panel led voltage display with schematic
This is the first of two very similar looking units I bought to compare the circuitry. The most notable features…
This is not a urinal – insect trap with schematic
Despite looking suspiciously like a urinal, this glossy white device is intended for mounting above eye height, which would make…
Inside a usb powered heated neck muff with schematic
Aside from the very weird and misleading product images on eBay (it's not full of beads or radioactive), this isn't…
Inside a twisted led bulb
I chose this lamp to take apart because it has an interesting style. It's very similar to a fashionable (and…
Opening a capacitor-style lithium cell don’t try this
Doing the dangerous things so you don't have to. I recommend against opening lithium cells, as they have some undesirable…
Lithium capacitor in a disposable product
Such an odd twist on these vapour producing devices. This is apparently the MKII version of this product, and probably…