Category Archives: Telecommunications

C-band Sats – Part 8: ~154E Mystery?, 166E Intelsat 19, 169E Intelsat 805

By now, we’re at the satellites which are pretty much at the highest elevation in Sydney. Owing to the fact that satellites aren’t covering the entire belt, even though we’ve only looked through about 50% of the arc, it covers … Continue reading

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C-band Sats – Part 7: 142E-150E (?) Unidentified/Mystery Satellites

The last post ended on a semi mystery at around 140°E which I believed to be Express AM5. A look at the Lyngsat satellite chart shows that there aren’t any known C-band satellites between 138°E Telstar 18 and 166°E Intelsat … Continue reading

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C-band Sats – Part 6: 134E Apstar 6, 138E Telstar 18, 140E Express AM5 (?)

The satellite-hunting story continues (thanks to a little more free time), this time looking at Apstar 6, Telstar 18 and what I believe to be Express AM5. These spectrums were taken during the period of 24th-26th March, but I’ve only … Continue reading

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C-band Sats – Part 5: 125E ChinaSat 6A, 128.5E LaoSat 1 (?), 132E Vinasat 1

This part of my satellite hunting adventure looks at ChinaSat 6A, what I suspect to be LaoSat 1 and Vinasat 1. 125°E ChinaSat 6A ChinaSat 6A has a very similar role to ChinaSat 6B, carrying a large number of carriers … Continue reading

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C-band Sats – Part 4: 115.5E ChinaSat 6B, 120E AsiaSat 6, 122E AsiaSat 9

In part four of the series, I continue my C-band satellite hunting adventure by moving up the belt. This post looks at 115.5 degrees East (ChinaSat 6B), 120 degrees East (AsiaSat 6) and 122 degrees East (AsiaSat 9). 115.5°E ChinaSat … Continue reading

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C-band Sats – Part 3: 100.5E AsiaSat 5, 105.5E AsiaSat 7, 113E Palapa D

Continuing on my quest to hunt all the C-band satellites in sight, this post continues the series up from the western horizon to visit AsiaSat 5, AsiaSat 7 and Palapa D. 100.5°E AsiaSat 5 AsiaSat 5 serves direct to home … Continue reading

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C-band Sats – Part 2: 83E G-Sat 10(?), 87.5E ChinaSat 12, 91.5E Measat 3/3a

I decided to start my scan from the western horizon upward. The first challenge was attempting to receive the satellite that is the lowest possible elevation to the west, then tracking the belt upwards to reach the other satellites. At … Continue reading

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C-band Sats – Part 1: Introduction to Satellite Hunting

It was a little more than a month ago in March, during some wet weather and a lull in my job-hunting schedule, that I thought I’d embark on a C-band satellite hunt. No, I’m not shooting down satellites … it’s … Continue reading

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Review, Teardown: TP-Link Archer T2UHP AC600 High Power USB Adapter

I had looked at a relatively cheap dual-band 802.11ac dual-stream USB Wi-Fi adapter recently and it seemed that the pain of single-band Wi-Fi solutions may be soon coming to an end. Unfortunately, that adapter did have some design quirks and … 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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Tech Flashback: Telecom Australia 600-series Adapters & Extensions

In the present day where landlines are a dying breed and mobile telecommunications has become ubiquitous, the beige-cream coloured Telecom Australia 600-series socket remains a common sight in Australian households. While I have no idea when the 600-series socket came … Continue reading

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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

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USB Connector Resistance: Another reason for slow phone/tablet charging

It was back in 2014 when I first published about USB cable resistance as one reason why your phone or tablet might be charging slowly. At the time, quality cables with good gauge wires were hard to find, and many … Continue reading

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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

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Analysis: Freeview Sydney (18 April 2017) after SBS moves to HD MPEG-4

While I was on holidays, the DVB-T digital TV stations at home were undergoing the last of a series of long-anticipated changes. On 8th April 2017, SBS followed the lead of the other broadcasters and finally converted over to MPEG-4 … Continue reading

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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

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US Fax Test Services: HP, Brother and Canon

The death of voiceband modem communications is slowly but surely happening. I started Project Fax in recognition of this, as a way to remember one of the technologies, but sadly from the few faxes I have received, it seems I … Continue reading

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Failing: Sandisk Ultra microSDXC 128Gb (Class 10, UHS-I, Up to 80MB/s)

The new year just keeps getting better. Sure, the battery in the phone is failing, but the microSDXC card as well?! The Culprit The culprit was a Sandisk Ultra microSDXC card of 128Gb capacity, Class 10, UHS-I rated up to … Continue reading

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Teardown: Swollen Xiaomi Redmi Note 2 BM45 Battery

While I was using my Xiaomi Redmi Note 2 the other day, I realized something strange was happening. It didn’t quite fit in its case as well as it used to, the screen felt a little like it was bowing, … Continue reading

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Happy New Year: Sydney Fireworks Broadcast Side-by-Side Comparison

Happy New Year! Lets start this year off by taking a look at the new year’s eve fireworks broadcast. This year, just like last year, the televised transmission of the Sydney Harbour new year’s eve fireworks was done by the … Continue reading

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Canb2016: Part 6 – DAB+, DVB-T, FM Broadcast & Other Radio Scanning

It’s been a busy day of analysis to bring this part of my Canberra trip to a posting, but I suppose, it’s probably good that I’ve done the analysis before the data got too stale. In this post, I will … Continue reading

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Canb2016: Part 3 – Exploring the CBRfree WiFi Network

To a geek, having an internet connection is everything. Seeing as my budget conscious hotel didn’t offer free Wi-Fi, I decided I would try my luck and see if I could fix that. They did offer Wi-Fi on a paid-for … Continue reading

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Analysis: Freeview Sydney Post-Launch of ABC HD (6-7th Dec 2016)

Yesterday marked the launch of ABC HD, which finally means that Sydney Freeview gets each broadcasters’ main stations in high definition at long last. (EDIT: Actually, not quite true, as 7HD Sydney is still a simulcast of 7mate.) According to … Continue reading

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Canb2016: Part 2 – ANU & the Asia-Pacific Solar Research Conference

The main reason for heading all the way down to Canberra was to attend the APSRC. Having never spent any time at ANU, I felt it was pertinent that I take a tour around some of the campus to see … Continue reading

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Teardown, Review: Grandstream HT802 VoIP Analog Telephone Adapter

As a VoIP, modem and telephone enthusiast, I’ve reviewed a number of different Analog Telephone Adapters (ATAs) in the past including the Linksys PAP2T, Zyxel Prestige 2302R, Cisco SPA112 and Grandstream HT702. These are standalone devices which let you connect … Continue reading

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Telstra FaxStream TestFax Professional (aka FOLDS-B) Test

A while back, I did a number of experiments involving VoIP and faxing, which made use of Telstra’s FOLDS test. Because of a number of intricacies, voice-band data and VoIP generally do not (reliably) work together unless configured very carefully … Continue reading

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Freeview Update: Launch of ABC Me

I’ve been extremely busy as of late, so there hasn’t really been much time to keep up-to-date on everything that’s happening. Thankfully, I was tipped off about a reader a few weeks back that today would be the launch day … Continue reading

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Wireless Card Whitelists: Failed Attempt at a HP Pavillion dm1-4108AU

After successfully bypassing the whitelist in my Probook 4525s with the help of Dragy, I felt that it was probably worth trying the same technique on my other whitelisted HP, a Pavillion dm1-4108AU. While other pre-patched BIOS for certain dm1s … Continue reading

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Wireless Card Whitelists: Breaking the HP Probook 4525s Whitelist

Around two years ago, I posted this article decrying the whole situation where several laptop manufacturers have imposed artificial restrictions in the BIOS firmware against replacement of wireless cards (and other hardware) with other physically compatible units from other sources, … Continue reading

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Review: Fitbit One Wireless Activity + Sleep Tracker

Whenever the topic of fitness tracker comes up, the Fitbit brand is always mentioned. In fact, it’s even becoming a bit of a generic name for a wearable fitness tracker – this is because they are the leader in the … Continue reading

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