Monthly Archives: March 2015

Experiment: Satellite Hunting for Optus 10 (164 degrees East)

By now, I think it’s clear that I’ve got a bit of an interest in electronics and most things RF related. As a result, I spend a bit of time trying to grab signals of various sorts, be it regular … Continue reading

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

Teardown: Xiamen Seebest 3-way CATV Directional Coupler/Splitter

Back in 2013, when I was first building my first trial DVB-T TV tuner server, I had decided to cheap out and buy a two port Xiamen Seebest amplifier, max out the gain at 20dB and have that feed a … Continue reading

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

Trip to HK & CN 2014 – Part 5: RTL-SDR, More Radio, AIS & Night Photos

It’s been a while since the trip, but I’ve been just way too busy lately to post anything more about the experiments and photos I’ve taken during my trip. The trip continues, with this part focusing mostly on more radio … Continue reading

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

Quick Review: Toshiba 32Gb UHS-I/Class 10 SDHC Card (SD-K032GR7AR30)

Just this week, I had a need to get some more 32Gb SDHC cards, preferably full size cards, at a good price for some short-haul work. I would expect these to be subjected to a lot of insertion/removal cycles, so … Continue reading

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

Power Bank Endurance Test – Hillo Power Jin Gangxia (Part 6)

The experiment continues, and we’ve hit another milestone with another 50 cycles added onto the counter. This is an ongoing experiment to see just how a lithium-polymer battery within a particular power bank degrades as a function of number of … Continue reading

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Fails: eBay Laptop Battery Seller & Fastway Couriers

Two weeks ago, when still reviewing the Tektronix RSA306, I discovered that when using the Lenovo E431 with the RSA306, the run time would be limited to roughly two hours and that wasn’t enough to make sure I could squeeze … Continue reading

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

Teardown: Failed Asus eeePC 701 Netbook Power Supply (AD59230)

I’m not sure how many people today will remember the Asus eeePC 701, arguably, one of the earliest netbooks which drove the concept to its eventual boom. The 701 featured a stripped down specification, originally intending to be reminiscent of … Continue reading

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

Teardown: SwitchOn Globe CH-2U 7w CFL Globe

Failures of compact fluorescent globes happen rarely, but every time I replace one, I tend to take them apart and photograph their insides if I haven’t already. Today’s specimen is a generic globe, which has been branded and imported by … Continue reading

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

RoadTest: Tektronix RSA306 USB 3.0 Real-Time Spectrum Analyzer

Thanks to element14 and Tektronix, I was lucky enough to be a RoadTester of the Tektronix RSA306 USB 3.0 Real-Time Spectrum Analyzer, along with a Lenovo Thinkpad Edge E431 Laptop. This product is very unique, and interesting, as it offers … Continue reading

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

Review, Teardown: Logitech Quickcam C270h Webcam & Headset Bundle

Continuing along with another webcam-related post, in the past month, I was experimenting with Raspberry Pi and webcams. I tried using my Microsoft LifeCam Studio, which I previously reviewed, and there wasn’t much joy. With the Raspberry Pi, we got … Continue reading

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Teardown: Generic Super-Cheap 640×480 Webcam

Recently, while sorting through a box of old, underused, assorted electronic “junk”, I came across several old cheap webcams that I bought in a pinch off eBay back in 2011. These units were especially cheap – they were had for … Continue reading

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Review, Tested: Kelda 8mm f/3.5 Fisheye Lens for Nikon

Fisheye lenses are pretty special when it comes to lenses. Their extreme distortion effect serves to be a novelty, which is sometimes overused, and can prove to be a handy feature to squeeze in extreme fields of view, or to … Continue reading

Posted in Photography | Tagged , , , | 13 Comments

Rand: SSD Dying (or not?), Ankle CT, iMac Temp Sensor Hack, Fake Batteries, More Opal, etc.

It’s been a while since the last random post, so here comes another, which is jam packed with carefully curated observations and events that have occurred since the last posting. Gough’s “almost” heart-attack Before anyone gets too scared, no, this … Continue reading

Posted in Uncategorized | Tagged , , , , , , , , , , | 5 Comments

Trip to HK & CN 2014 – Part 4: Hong Kong Park & Edward Youde Aviary

After the marathon post in the last part about analyzing Hong Kong’s free-to-air TV signals, this part won’t be from inside the hotel. Instead, it’s 2nd January and I’m on an outing to Hong Kong Park. This post will be … Continue reading

Posted in Event, Photography, Travel | Tagged , , , | 2 Comments