Monthly Archives: April 2015

Nothin’ but a tarnished Opal: Problems continue …

My quest towards getting my Opal concession card working has been thwarted again. As of the last posting, I was assured by Opal Customer Care that my card had indeed been activated and was ready for travel – both over … Continue reading

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News: Lycamobile Removes Bonus Data from Plans

Hot on the heels of the recent irregularity experienced on Lycamobile’s data service, reported several days ago, today Lycamobile sent its users a message with new data bundle pricing. In effect, this indicates that the bonus data allocation will no … Continue reading

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Teardown, Analysis: Unbranded Metal Case HDMI 2-Port Splitter

The introduction of HDMI into the home has been a rather problematic one. Unlike the analog forebears that came before it, DRM came baked into the interface in the form of HDCP, and demands on the quality of the cable … Continue reading

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Oh No! Another Opal Card, but Opal Activation is Broken!

The Concession Opal card saga continues. In the last chapter, my card was blocked from use and a new card was to be dispatched to me, by express post. This card would have to be activated and the credit from … Continue reading

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Experiment: SSH Honeypot – Week 2

Seeing as I went through a decent effort to prepare the SSH honeypot for last week’s posting, I didn’t quite want to end it just there. As we know, the internet security landscape is dynamic, and threats will continue to … Continue reading

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RoadTest: Keysight U1461A Insulation Resistance Testing Multimeter

This weekend, I’ve been busy as a bee finalizing this review of the Keysight U1461A Insulation Resistance Testing Multimeter. This was, yet another, RoadTest item generously awarded to me by Keysight Technologies and element14. Electronics field technicians need affordable, robust, … Continue reading

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Problem: Opal Top-Up Pending Collection – RIP, my Opal Card

It’s probably self-evident by now, as a regular user of public transport (and an observant one at that), that I’ve been looking forward to receiving and getting onto the Opal system. While concession holders, including tertiary students, were left to … Continue reading

Posted in Computing, Travel | Tagged , , , , , | 7 Comments

Lycamobile Data: A Routing Issue or Malicious Blocking?

It hasn’t quite been a year since I joined the Lycamobile family in the quest for cheap data over the superior Telstra network. While initially their “slowness” took on an almost legendary status, they took some strides to improve their … Continue reading

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Happy Birthday: Facebook Post Experiment & SSH Honeypot

Another birthday, and it’s a reminder that yet another year has passed. Time seems to pass by quickly, even when you do your best to make the most of every day without overloading yourself. That’s just how life is, I … Continue reading

Posted in Computing, Event, Uncategorized | Tagged , , , , | 8 Comments

Power Bank Endurance Test – Hillo Power Jin Gangxia (Part 7)

If you’ve been following along with the experiment from the beginning, then these words don’t really need to be here, as you can already guess that another 50 cycles have been added to the battery pack. But for those who … Continue reading

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Warning: Don’t store Blu-ray discs in Sleeves & Heat Gun Revival Technique

Towards the end of last year, I posted a warning about not stacking Blu-ray blanks in sleeves, after being devastated at losing a good number of “fresh” blank TDK BD-R DL discs I paid a good amount for. It seemed … Continue reading

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

Genuinely Confused: Another Samsung Galaxy SIII Battery (EB-L1G6LLU)

Around a year ago, I needed a replacement battery for my Samsung Galaxy SIII, which started a long series of posts encountering fake batteries. This provoked some responses, and a lot of interest, given the quality of the fake cells. … Continue reading

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Salvage, Teardown: MR16 Downlight Transformers & Luminaire

While I did salvage the lights in the last part, that was not all! There were also downlight transformers and luminaires to be salvaged too. Using a similar strategy to the last, I decided to salvage one of each sort … Continue reading

Posted in Electronics, Lighting, Salvage | Tagged , , , | 5 Comments

Salvage, Teardown: MR16-compatible LED Downlights

At the end of last year, the UNSW CATS room right next to my PhD office in the Vallentine Annexe was undergoing complete renovation. As part of the renovation, they removed all of the old luminaires, most of which were … Continue reading

Posted in Electronics, Lighting, Salvage | Tagged , , , , | 7 Comments

Teardown: Another Dead “Compatible” {Laptop, Camera} Battery

Battery life is always an issue with technological devices. At least, with many larger devices, you can still solve the issue with buying a spare battery to swap in and extend your runtime away from the powerpoint. But of course, … Continue reading

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

Project: Scanning Sydney’s DAB+ & FM Broadcasts

While on holiday in Hong Kong, I did some scanning of broadcast services over there and SydneyCityTV tipped me off that there were indeed slideshow services on DAB+ here in Sydney as well. It’s funny how we “get used to” … Continue reading

Posted in Computing, Radio | Tagged , , , , , , | 6 Comments

Quick Review: Freetronics LeoStick (XC4266) Arduino Compatible Board

Just this week, I was gifted a Freetronics LeoStick from a colleague at the university, so I decided to take a look at it over the weekend. This particular unit seems to be distributed by Jaycar under catalogue number XC4266 … Continue reading

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Review, Teardown: AverMedia C875 Live Gamer Portable HDMI Capture Box (GL710)

When HDMI was conceived, it was to be the one style of connection you would need around your home media centre to carry video, audio, remote control signals and even Ethernet. While it was digital, and hence loss-free under normal … Continue reading

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Trip to HK & CN 2014 – Part 6: Being a Tourist – Big Bus Tour (Part 1)

So far, my holiday has involved much time staying inside the hotel, resting my temperamental ankles and looking at various transmissions on the air. Time was running out, and I really had to make the most of my time in … Continue reading

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Teardown, Optimization: Comsol 8Gb USB Flash Stick (AU6989SN-GT & SDTNRCAMA-008G)

A while back, I received a Comsol 8Gb USB Flash Stick for a test. As it turns out, I’ve managed to grab another, so I felt less bad about breaking one apart to work out what’s inside – and as … Continue reading

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

Unintentional Teardown: HP iPAQ h5550 Windows Mobile 2003 PDA

I’ve always had a fondness for the old Windows Mobile 2003SE era of PDAs. They were one of the first that I used on a regular basis, and I grew accustomed to their wide range of bare-metal apps which helped … Continue reading

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Teardown, Experiment: ST Gold (MTI) AP8-T2J & BAS 11300Mhz LNBs

An integral part of any satellite receiving system is the low-noise block downconverter (LNB), sometimes incorrectly called a “low-noise block”. As satellites use high frequencies of ~3-5Ghz for C-band and ~10-13Ghz for Ku-band transmissions and are very limited in transmission, … Continue reading

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Satellite Hunting: AsiaSat 4 (122 E), Thaicom 4 (119 E) & AsiaSat 3S (118 E)

The hunt continues with this fourth installment, where we take a look at a few satellites towards the west. AsiaSat 4 at 122 degrees East AsiaSat 4 was launched April 2003, on a high power variant of the Boeing BSS-601 … Continue reading

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Satellite Hunting: Intelsat 8 (169 E), Intelsat 5 (157 E), Measat 2 (148 E) & Apstar 9A (142 E)

Here comes a third installment of satellite hunting, and this time, we’re looking for four relatively quiet satellites which we don’t know of any steady Ku band signals beamed to Sydney. Will I be successful? You’ll have to read on … Continue reading

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Satellite Hunting: Intelsat 18 (180 degrees E) & Eutelsat 172A (172 degrees E)

Let me start with a Happy Easter to everyone! Having a few days off for a long weekend really lets me get back to what I like doing – which includes writing blogs. This post continues in the series of … Continue reading

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