Tag Archives: made-in-china

Failed, Teardown: Cowin E7 Pro Active Noise Cancelling Wireless Headphones

It looks like I haven’t been entirely fortunate with Cowin products. After the HE5A failed, I reverted to using the E7 Pro for my day-to-day commuting needs. Just this week, the E7 Pro failed as well, which doesn’t do much … Continue reading

Posted in Audio, Electronics, Tablet | Tagged , , , , , , , , , , , | Leave a comment

Tested: Generic “Sintechi” FC1307A-based SD to IDE Adapter (SD35VC0)

If you’re the type to have a few older “semi-retro” computers lying about, you’ve probably got a few old interfaces that are becoming difficult to use. For floppy drives, there are USB-floppy emulators, for PCI you can potentially fit a … Continue reading

Posted in Computing | Tagged , , , , , , | 2 Comments

Quick Teardown: Mini VGA2HDMI Converter

With my recent upgrade to 4K monitors, I’ve come to realise that VGA has (at long last) become obsolete. There are no analog interfaces at all on my new monitors – so how am I going to connect my vintage … Continue reading

Posted in Computing | Tagged , , , , , , | 2 Comments

Quick Teardown, Pairing: J.Burrows Wireless 2.4Ghz USB Keyboard & Mouse Combo

Earlier today, my Dad requested some assistance with his J.Burrows Wireless Keyboard and Mouse Combo that was purchased from Officeworks. It was a rather low-cost set, not one I would have chosen myself, but after the batteries in the keyboard … Continue reading

Posted in Computing | Tagged , , , , , , | Leave a comment

Review, Teardown & Test: Portable USB 18650 Li-Ion Rechargeable Fans (x3)

It’s summer in Australia and this one is another scorcher! Our summers do get somewhat hot, but not usually this hot. Data from my own weather station in my backyard shows that the temperature over the period from Christmas Eve … Continue reading

Posted in Electronics | Tagged , , , , , , , , , | Leave a comment

Review: ADATA Ultimate SU650 480GB 3D NAND SSD (ASU650SS-480GT-R)

Solid state drive (SSD) pricing has taken a pummelling over the last few months with a global flash oversupply. There has rarely been a better time to buy an SSD, especially when considering that many online stores have discount codes … Continue reading

Posted in Computing, Flash Memory | Tagged , , , , , , , , , | Leave a comment

Random: Kogan vs Catch Connect LTE Speed, Crap CAT5e, Unboxing RPi3B+

It’s been a while since I wrote my last “random” post, so I thought it was about time to put up another. After all, sometimes there are just some observations that don’t quite warrant their own posting but are still … Continue reading

Posted in Computing, Raspberry Pi, Telecommunications, Uncategorized | Tagged , , , , , , , , , , , | 1 Comment

Review, Teardown: Alcatroz Airmouse Duo2 Wireless Mouse

Being increasingly reliant on mobile devices to get some level of work done, I had a sudden need for another Bluetooth-capable mouse. While the Logitech M337 continues to serve me well with its rather unusual colour scheme, I was looking … Continue reading

Posted in Computing, Tablet | Tagged , , , , , , , , , | Leave a comment

Not So Smart: TP-Link TL-SG105E V3.0 5-Port Gigabit Easy Smart Switch

I’ve made a few mentions about VLANs in the recent past as it’s something that I find quite useful along with virtual APs with managing an ever-increasingly-complex home network. But as some more “basic” edge equipment may not be able … Continue reading

Posted in Computing, Telecommunications | Tagged , , , , , , , , | 4 Comments

Repair: Soyoung S-C18 Soymilk Maker

This weekend, a friend of ours had a small emergency – her soymilk maker stopped working and was completely dead. The particular unit was a Soyoung S-C18 which claimed to be a unit specially made by Joyoung for the Australian … Continue reading

Posted in Electronics | Tagged , , , | 4 Comments

Tested: EDUP 11AC 1900M Dual-Band USB 3.0 Wireless Adapter (EP-AC1621)

In my quest for more wireless throughput, my hAP ac with three-stream 802.11ac wireless seemed to be the right choice. The problem was that I had absolutely no three-stream capable equipment to use with it – so I wasn’t seeing … Continue reading

Posted in Computing, Telecommunications | Tagged , , , , , , , , , , | 3 Comments

Note: Bosch Sensortec BMP280 vs BME280 Sensor Confusion

While looking around for some cheap environmental sensors, I came across the seemingly ideal and relatively popular Bosch Sensortec BME280. This is a digital I2C sensor that can operate at 1.8 or 3.3V, providing temperature, humidity and barometric pressure measurements … Continue reading

Posted in Electronics | Tagged , , , , | 15 Comments

Review: Cowin E7 Pro Active Noise Cancelling Wireless Headphones

UPDATE (02/2019): Unfortunately, the review unit has failed due to a defect in the earcup hinge – see full teardown here. As a result, I no longer recommend this unit. For anyone who travels frequently on public transport or is … Continue reading

Posted in Audio, Tablet, Telecommunications, Travel | Tagged , , , , , , , , , | 2 Comments

Tested: MINI-360 (MP2307-based) “3A” Buck Converter Module

As mentioned in my earlier Canton-Power buck-boost module review, voltages from batteries are rarely exactly the voltages you need to safely and reliably power your electronic creations. While that converter was rather acceptable, the efficiency wasn’t exactly stellar. In the … Continue reading

Posted in Electronics | Tagged , , , , , | 4 Comments

Tested: Canton-Power DDO603SA 3.3V Buck-Boost Converter Module

If you like to experiment with electronics, sooner-or-later you’re going to build something you’d like to use in a portable way, perhaps running off batteries. While things that run off 5V are easy to cater for, as USB is ubiquitous, … Continue reading

Posted in Electronics | Tagged , , , , , | 1 Comment

Project: Generic Electronic 57 LED Hourglass Kit (TJ-56-205)

I couldn’t help myself, so once I finish one kit, it’s often straight onto another. This kit was sold as an electronic LED hourglass and was a little more expensive at AU$3.07 including postage. Compared to local suppliers, this is … Continue reading

Posted in Electronics | Tagged , , , , , | Leave a comment

Project: Generic 18 Red LED Flashing Love Heart Kit (TJ-56-30)

Another day, another classic kit. It seems that LED heart-shaped displays are a timeless novelty, so after building a multi-coloured chasing heart and a breathing heart, why not a flashing one? For just AU$1.68 including postage, I managed to score … Continue reading

Posted in Electronics | Tagged , , , , , | Leave a comment

Teardown: Generic Wall-Mountable Passive PoE Midspan Injector

For a lot of modern networked devices, Power over Ethernet (PoE) is a big convenience, allowing the one cable to power a remote device (be it an access point, camera, etc.) and supply the data connectivity to it. While there … Continue reading

Posted in Computing, Telecommunications | Tagged , , , , | Leave a comment

Project: Unbranded Generic NE555+CD4017 SMD LED Chaser Kit (YL-117)

I had a little time this evening, so I thought, why not crack open a kit? After all, I did buy a stack of cheap eBay kits to keep me amused and give me something to write about … so … Continue reading

Posted in Electronics | Tagged , , , , , | Leave a comment

Project: EQKit HBL-22 Breathing Green LED Heart Kit

I just can’t help myself, so I grabbed another kit off the pile and decided to build it. This is yet another “cheap” kit from eBay intended for educational use. This particular kit is an EQKit HBL-22 “breathing” LED heart … Continue reading

Posted in Electronics | Tagged , , , , , , | 3 Comments

Project: Unbranded 38 x 5mm LED DIY Lamp Kit

Trawling eBay listings for some more cheap kits to build resulted in some rather interesting discoveries. The kit in question was a 38 LED do-it-yourself LED lamp kit for AU$1.47. At that price, I thought I’d jump on it despite … Continue reading

Posted in Electronics, Lighting | Tagged , , , , , | Leave a comment

Project: Generic Chinese Electronic LED Windmill Kit

I’ve always been someone to enjoy constructing electronics kits from a young age. Even though I’ve become more experienced at soldering and more knowledgeable about electronics, I still find constructing new kits therapeutic and enjoyable for a bit of weekend … Continue reading

Posted in Electronics | Tagged , , , , , , , | Leave a comment

Repair: Xiaomi Redmi Note 2 Power Button

I bought my Xiaomi Redmi Note 2 back at the beginning of 2016 and it’s served as both my data-phone (browsing, data SIM) for a year and as a phone-phone (calls, SMS) for the remainder. It was good value when … Continue reading

Posted in Radio, Telecommunications | Tagged , , , , , | 1 Comment

Repair: Mezzo ESM-008 Sewing Machine Power Jack Assembly

Sometimes, the best thing in life is not knowing what might happen next. After I repaired a washing machine using some rather funny trickery, this week, it was the sewing machine that needed attention. The particular sewing machine was a … Continue reading

Posted in DIY, Electronics | Tagged , , | 5 Comments

Review, Teardown: Unbranded 4-port USB 3.0 Type-C Hub (T-511C/K-UH301)

There comes a time when, if you’re like me, you run out of USB ports on your main computer. Like it or not, almost everything connects via USB – for example, I have a webcam, keyboard, mouse, printer (or two), … Continue reading

Posted in Computing | Tagged , , , , , , | Leave a comment

Review, Teardown: Unbranded AC1200 Dual-Band USB 3.0 Wi-Fi Adapter

In the short span of about two decades, Wi-Fi went from being a luxury that you would consider a limited alternative to a cabled Ethernet connection, useful for mobile devices only, to something resembling a near-replacement for the cabled Ethernet … Continue reading

Posted in Computing, Radio, Telecommunications | Tagged , , , , , , , , , | 8 Comments

Teardown: Philips BDP2180/79 3D Blu-ray Player with Stuck Tray

Around three or four years ago, coincident with my purchase of a 3D TV, I decided to buy a Blu-ray player. I decided to opt for a 3D capable unit, so as to have something to watch on the new … Continue reading

Posted in Electronics | Tagged , , , , , , | 3 Comments

Teardown: Generic QC2.0 15W Charger (TCAU15U-050912)

Owing to the growing market-share of Qualcomm devices sporting Quick Charge 2.0 and 3.0 capabilities, the market for such devices has grown substantially. As part of reviewing some power banks with QC-capabilities, it would not be possible to assess their … Continue reading

Posted in Electronics, Tablet, Telecommunications | Tagged , , , , , | Leave a comment

Review, Teardown: Mi Power Bank Pro 10000mAh QC3.0 (PLM03ZM)

At the beginning of the year, I took at trip which included visiting Hong Kong where I managed to pick up a Mi Power Bank Pro and review it. At the end of the review, I expressed the futility of … Continue reading

Posted in Computing, Electronics, Power Bank, Tablet, Travel | Tagged , , , , , , , | 2 Comments

Teardown: Generic CX-FU02+ USB SoftV92 Data Fax HSF Modem

My tech shopping in Hong Kong continues with more goodies. One of the things I was on the lookout for was the last of the dial-up modem. Rather unsurprisingly, for such an advanced country, it’s almost impossible to find any … Continue reading

Posted in Computing, Telecommunications | Tagged , , , , , , , | 12 Comments