Tag Archives: audio

Opinion: Sydney Metro Northwest – One Week In & More Detective Work

Since my in-depth look at the Sydney Metro Northwest covering the launch-day observations and experiments received a lot of traction online, I feel like it’s probably a good idea to write a follow-up article now that the first week has … Continue reading

Posted in Opinion, Travel | Tagged , , , , , , | 2 Comments

Event: Sydney Metro Northwest Launch Day & Analysis (26th May 2019)

Sunday marked the launch of the Sydney Metro Northwest – the first driverless metro system in all of Australia, built nearby to where I live. This new system includes eight new stations, joined up with the Epping to Chatswood rail … Continue reading

Posted in Event, Opinion, Travel | Tagged , , , , , , | 3 Comments

Tech Flashback: The CD+Graphics Format (CD+G)

I think by now, everyone knows I like to go on a salvage. This includes going regularly into thrift shops to see what’s new (or old) and what could be had for a reasonable price. This week had been rather … Continue reading

Posted in Audio, Computing, Tech Flashback | Tagged , , , , , | 4 Comments

Project: DIY More Tube-based Pre-Amp Kit (6J1 “Fever” Clone)

Ever since the vinyl “revival”, I’ve been bitten by a vintage audio bug of sorts. Of course, the old formats always come with their headaches and frustrations, but they also have a character and charm associated with them. One thing … Continue reading

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

Project: The VOLMET Audio Gallery

Utility stations on HF are rather interesting to me and some readers may have seen my recent series on HF radiofax which is nearing its conclusion pending some more monitoring. But there are other types of utility stations out there, … Continue reading

Posted in Audio, Radio, Telecommunications, Travel | Tagged , , , , , , | Leave a comment

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

Teardown: Cowin HE5A SportFree Active Noise Cancelling Wireless Bluetooth Earphones

It was only a few months ago in November I was reviewing the Cowin HE5A SportFree ANC Wireless Bluetooth Headphones. While I was generally satisfied with the compromises the package entailed, I did mention that the lack of protective casing … Continue reading

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

Review: Cowin HE5A SportFree Active Noise Cancelling Wireless Bluetooth Earphones

Updated 26/01/2019 – see end of article for more details. With most new phones beginning to omit the headphone jack, most users have begun a mass migration to Bluetooth wireless audio solutions. Many of these are traditional headphones which are … Continue reading

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

Tech Flashback: Landline Sounds & Telephone Teardowns

I’ve always been interesting in telephones and networks, but I’ve never really thought of becoming a telephone collector. Rather unexpectedly, through a process of not-throwing-things-out (it’s not hoarding, I swear!), I now have a few phones but not much to … Continue reading

Posted in Audio, Tech Flashback, Telecommunications | Tagged , , , , , , , | 7 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

Project: Record a K56flex Dial-Up Modem Connection

Inspired by my previous post made merely an hour ago, I set to work seeing if I could acquire a recording of a K56flex dial-up modem connection before it is too late. After all, both X2 and K56flex are more … Continue reading

Posted in Computing, Tech Flashback, Telecommunications | Tagged , , , , , | 2 Comments

Project: Record a US Robotics “X2” Dial-Up Modem Connection

Throughout the long history of dial-up modems, higher connection speeds were always desired, but limitations in signal processing techniques and the phone lines themselves meant that achievable rates were always going to be limited. At various stages in time, the … Continue reading

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

Project: THE (large) COLLECTION of V.34 Modem Sounds

After my posting of the definitive collection of V.90 modem sounds, a number of people got in touch with me with a few of them requesting the same to be done with V.34 connections. At first, I didn’t see the … Continue reading

Posted in Audio, Computing, Tech Flashback, Telecommunications | Tagged , , , , | Leave a comment

Teardown: RadioShack Amplified Telephone Earpiece (43-229)

After my experimentation in building a T-coil receiver on my own, it seemed that the unit did have some issues which I eventually corrected. While it seems the schematic may have been a victim of a transcription error, I thought … Continue reading

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

Teardown: FiiO E5 Headphone Amplifier

The FiiO E5 was a low-cost but decent performing compact headphone amplifier a few years back. The unit bore a vague resemblance to an iPod Shuffle clip-version, and was relatively compact with integrated rechargeable lithium-polymer battery. Since someone didn’t want … Continue reading

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

Project: THE DEFINITIVE COLLECTION of V.90/V.92 Modem Sounds

Just recently, there was a surge in traffic to my old legacy dial-up sounds pages. While I did my best with the equipment I had at the time to capture the sound of dial-up modems, I always knew that my … Continue reading

Posted in Audio, Computing, Tech Flashback, Telecommunications | Tagged , , , | 37 Comments

Retired, Teardown: Uniden XSA660 Analog Cordless Phone

On the whole, the rapid pace of technology means that, inevitably, there will come a time when you will need to upgrade to newer devices. But some systems have stayed the same for so long, that sometimes they escape being … Continue reading

Posted in Audio, Tech Flashback, Telecommunications | Tagged , , , , , , , | 6 Comments

Review: 1MORE Super Bass Earphones (EO303)

On this site, I’ve managed to review and test numerous 1More design products under the Xiaomi/Mi branding, but in this article, I will be reviewing a 1More branded product for the first time. The EO303 is also known as their … Continue reading

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

Salvage: Audio Telex Communications ATC 5400 & Australian Monitor ATC5101-3 PA Speaker

When you see one of these grilled on the ceiling, your first thought may be “Hey, that’s a fire alarm evacuation speaker!” Indeed, you would be right. In the past few weeks, Wormald Fire Systems have been upgrading the fire … Continue reading

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

Review: Meizu HD50 Hi-Fi On-Ear Headphones

When it comes to portable audio, users are increasingly enjoying their music on-the-go from portable music players and their mobile phones. While some of these products are bundled with included earbuds which seem to serve some people well enough, an … Continue reading

Posted in Audio | Tagged , , , , , , | 1 Comment

Review, Teardown: Xiaomi (Mi) Headphones (ZBW4189CN)

Xiaomi has impressed me time and again by bringing a variety of quality products in both functionality and design at prices which are extremely affordable. Ever since they introduced their first audiophile grade over-the-ears headphones, dubbed the Mi Headphones, I … Continue reading

Posted in Audio | Tagged , , , , , , , , | 7 Comments

Review: Xiaomi (Mi) In-Ear Headphones Pro

Xiaomi (or Mi for short) have been on a roll, showing time and time again that you don’t need to pay much for quality, style and functionality. Their portfolio of electronics continues to grow, as does their brand presence, spreading … Continue reading

Posted in Audio, Opinion, Tablet | Tagged , , , , , | 21 Comments

Modification: Ausdom M06 Headset to Bluetooth Headphone Adapter

Having recently just reviewed the Ausdom M06, I decided it didn’t quite fit my needs as a headphone, but it had a perfectly adequate and capable Bluetooth chipset. As a result, I decided to embark on a short journey to … Continue reading

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

Review, Teardown: Ausdom M06 Bluetooth Stereo Headset

To most, Ausdom is not a highly recognizable brand. In fact, it is another one of those Chinese Shenzhen-based companies with lofty ambitions, currently focused on headsets, speakers, surveillance and automotive accessories. Such companies are often operating in highly price-sensitive … Continue reading

Posted in Audio, Tablet | Tagged , , , , , , , , | 5 Comments

Tech Flashback: The Microcasette – Part 2: The Recorders

If I had just a bunch of tapes but nothing to use it with, it wouldn’t be that exciting. After all, the last thing I had (prior to this batch of donated gear) was a Computec branded single-tape answering machine … Continue reading

Posted in Audio, Tech Flashback | Tagged , , | Leave a comment

Tech Flashback: The Microcasette – Part 1: The Tapes

Just the other day, I was talking to a random stranger about floppy disks and VHS cassettes, and how another generation has already been born not knowing the frustrations and wonderment of simple old-fashioned technology. It’s interesting how such old … Continue reading

Posted in Audio, Tech Flashback | Tagged , | 5 Comments

Review, Teardown: Xiaomi (Mi) Mini Bluetooth 4.0 Speaker (NDZ-03-GA)

The Xiaomi or Mi brand has been gaining prominence in Asia for providing functional, quality and elegant products at very reasonable prices. Initially focusing mainly on smartphones, they have diversified into power banks, tablets, audio and mobile phone related accessories. … Continue reading

Posted in Audio, Computing, Electronics, Tablet | Tagged , , , , , , , | 34 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

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

Project: Audio Induction Loop Receiver (Part 3: More Sydney Trains)

In the previous part, I had began a small project to collect samples of digital voice announcements from Sydney Trains Millenium and Warratah sets. In fact, I had continued to collect more samples just out of my own interest, but … Continue reading

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

Tip: Upgrading your FLAC collection to FLAC 1.3.1

Music enthusiasts and audiophiles generally view lossy compression as evil. Depending on how it’s done, it can significantly alter the music itself, introducing imperfections and destroying subtle cues. In a world where storage and processing are getting increasingly cheap, the … Continue reading

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