Tag Archives: cheap

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

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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

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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

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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

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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

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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

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Quick Review: LG 27UD59-B 27″ UHD 4K IPS LED Monitor with Freesync

Around last Christmas, I built myself a new workstation that bought me from a Phenom II X6 1090T (2010) up to a Ryzen 7 1700 (2017). Amongst the things I did not upgrade, that caused the most consternation was my … Continue reading

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Random: Crap Cables, USB Charger Repair, USB “Condom” & Win10 October Update

At last! Another random post … code-word for “frustrations of the past few weeks that don’t quite deserve their own posting”. This time, it’s crap cables (again), repairing a problematic USB charger, building my own USB “condom” and being subject … Continue reading

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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

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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

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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

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Quick Review: Strontium Nitro 16Gb Class 10 UHS-I MicroSDHC Card

If you like to tinker with single-board computers, then you probably have a bunch of Raspberry Pi (or equivalent) boards all needing a microSD card to boot from. Often, for simple projects, the card doesn’t have to be anything too … Continue reading

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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Repair, Teardown: Edimax IC-1520DP Network Camera

A long time ago … maybe even eight years ago in 2009 … a computer shop I was shopping at had a network camera on sale for the low low price of AU$30 and I decided to buy it just … Continue reading

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Review, Teardown: Lightway 17W Dimmable LED Bulb (43287 & 43288)

It seems that LED lighting has become mainstream, with CFLs slowly starting to disappear from shelves. It’s a good thing, both from an environmental perspective and from an economic perspective, as it seems that LED globes have fallen in price … Continue reading

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Repair: Click Surge-Protected & Sansai Switched 4-Outlet Powerboards

Powerboards are very simple and inexpensive devices used to convert one socket into multiple sockets on a (supposedly) temporary basis. Every house has a number of these devices, with basic devices simply bussing together the pins and more complex devices … Continue reading

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Hack: Customize the LED Shake-Stick Images

As I managed to construct the LED shake-stick kit just yesterday evening, I wasn’t entirely satisfied with its operation. For one, the images weren’t particularly inspiring. I mentioned that it should be possible to replace the images in the ROM … Continue reading

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Project: AT89S52-based LED Shake-Stick Kit

Just recently, I built an AT89S52-based LED Heart and an LED Clock Kit, so I wondered just what else is out there that is AT89S52-based. Searching around on eBay led me to a “shake stick” kit for AU$4.37. It looked … Continue reading

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Project: AT89S52+DS1302-based LED Clock Kit (EC1204B-Equivalent)

Since I started along the line of garish LED-adorned kits, I thought I’d order a few other kits built around the AT89S52. In this case, it was a clock based around the AT89S52 80C51 microcontroller and a DS1302 real-time clock. … Continue reading

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