Tag Archives: radio

Freeview Update: 7flix launches 28th February

Channel 7 had been teasing us with a New Channel Coming Soon since some-time in December last year, and speculation went wild as to what might happen. Many ideas were floated by various online forum members, no least, in Austech … Continue reading

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Tech Flashback: Gold Apollo AL-924-T Synthesized POCSAG Pagers

Just recently, I posted about my Motorola Advisor pagers, which got me interested in acquiring a more modern style of pager – namely one with a frequency synthesizer so that I don’t have to worry about ordering custom cut crystals … Continue reading

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Tech Flashback: Motorola Advisor POCSAG 512/1200bps Pager

When I heard last week that the Motorola branding was going to be shelved and replaced by “Moto by Lenovo”, like many others online, I felt a tinge of sadness as if another great tech brand had fallen by the … Continue reading

Posted in Obituary, Radio, Tech Flashback | Tagged , , | 8 Comments

Freeview Updates: TVS off the air, Ch 7 “New Channel” Coming Soon

As I haven’t been watching TV very closely as of late due to my excessively busy schedule, I hadn’t noticed that two relatively major things have happened in the Sydney Freeview space. On 20th December 2015, our community TV station … Continue reading

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Radio: Monitoring the 2015 Sydney to Hobart Yacht Race on HF Radio

The Sydney to Hobart Yacht Race is an annual event, starting on Boxing Day (26th December), racing a distance of around 1170km from Sydney, NSW to Hobart, TAS, Australia. This race is considered one of the most difficult yacht races … Continue reading

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Teardown: A Failed Efergy Elite (Classic) 1.0 Energy Monitor

As part of a push to drive the home’s electricity consumption down and better understand how energy was being utilized, I installed a clamp-style wireless energy monitor from Efergy in the house. Operating over 433Mhz, the transmissions were also useful … Continue reading

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Review, Teardown: Belkin WeMo Switch (F7C027au)

All of this home automation stuff is admittedly a little addictive – being the curious type, I’ve always wanted to see how far these things can go. As a result, in addition to buying the Belkin WeMo globes at a … Continue reading

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Review: Belkin WeMo Smart LED Globe & Test w/OSRAM LIGHTIFY

When it comes to Zigbee-enabled smart lighting devices in Australia, the one predominant vendor at this moment is Belkin with their WeMo system. While the WeMo system itself has its share of mixed feedback, it was reported by Belkin that … Continue reading

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Review: OSRAM LIGHTIFY Smart Connected Lighting System

As we rapidly move towards an IP-connected society, with buzzwords such as “internet-of-things” and “sensor networks”, suddenly the concept of home automation has become cool again. No, we’re not talking about the old fashioned expensive, temperamental, slow and clunky power-line … Continue reading

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Sony AN-LP1 Active Loop Antenna: What about putting it outside?

In the previous part, I was looking at improving the performance of the Sony AN-LP1. With the modifications not really achieving the desired effect, I decided to do what most sensible people might do – put the antenna outside, so … Continue reading

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Teardown, Modification: Sony AN-LP1 Active Loop Antenna

When an engineer isn’t happy with something, they often try to “fix” it. Sometimes this ends up in hilarious failure where the said object becomes more broken than when they started. Sometimes it ends up in success, but most of … Continue reading

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Review: Sony AN-LP1 Indoor Shortwave Active Loop Antenna

One of my plans after I finish my PhD is to take some time off and travel the world. Being an engineer at heart, I don’t just take “regular” holidays – I need to bring my hobbies and experiments along. … Continue reading

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Review, Teardown: Unbranded “Generic” vs WiNRADiO WR-LWA-0130 Longwire Adapters

Anyone who wants to listen to shortwave radio, or monitor high frequency transmissions, would have met the dilemma of trying to get a decently performing antenna. As it stands, most smaller radios with inbuilt telescopic antennas rarely reach more than … Continue reading

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QSL Cards: HFCC-ASBU B15 Conference (Radio Vaticana & KTWR)

Twice every year, the High Frequency Coordination Conference (HFCC) is held to decide on frequency allocations for HF frequency users (i.e. shortwave broadcasters, utility stations, etc) for half of the year (i.e. schedule A or B, sometimes referred to as … Continue reading

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Visited: Comms Connect 2015 Sydney (3 – 4 June)

It’s been a busy week full of events. Earlier this week saw Comms Connect land in Sydney, held at Sydney Showground at Olympic Park. Comms Connect is a trade expo which is targeted at critical communication users and those involved … Continue reading

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Review: Prof Revolution S2 8000 PCI-E Satellite Tuner Card

Very recently, I was thinking of expanding my satellite system with a third and fourth receiver, only to be shocked to discover that my favourite tuner (the pricey, but otherwise rock solid TBS 6925) has been discontinued. The replacement, the … Continue reading

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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

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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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

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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

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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

Repair, Teardown: Unbranded SF-95 Analog & Satlink WS-6903 Digital Satellite Finder

As a RF hobbyist, getting into satellites was quite a natural progression. First, it was amateur radio satellites, and then later progressing onto broadcast TV satellites. To the inexperienced, satellite TV seems rather complex, but it really isn’t provided you … Continue reading

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Project: Extracting & Geographically Plotting DTRS Site Information

As a radio enthusiast, and highly observant public transport user, I’ve made many notes about the deployment of the new Digital Train Radio System (DTRS) sites. This new system is based upon GSM-R in the 1800Mhz band, and is intended … Continue reading

Posted in Radio, Telecommunications, Travel | Tagged , , , | 1 Comment

JJC/9VF Kyodo News Radio Fax (August 2014)

Wenlock commented on my initial post about JJC/9VF Kyodo on 25th July claiming that it appears Kyodo is now QRT. Knowing that radiofax services are dwindling, due to high cost of maintenance, problems sourcing parts for repair and mariners having … Continue reading

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Random Post: Rail Stuff, Win 8.1 Upgrade, Bushfires, Scanning NSW-GRN

The PhD has kept me busy all week, but that’s no reason for me not to blog. The random post comes a bit earlier this week – it’s been a bit of a bumper week already with some rail changes, … Continue reading

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Project: ADSBpi with dump1090

Just this week, I managed to pick up two Raspberry Pi Model B boards and Multicomp clear cases from element14. I already had something in mind for one of the two RPis – as an ADS-B server. If you aren’t … Continue reading

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RTL2832U+R820T Full Size USB TV Tuner

A quick recap – RTL2832U based TV tuners are great for software defined radio work. They’re inexpensive, and can be used to receive and demodulate a fair number of different signals. I’ve even written a few articles about what they … Continue reading

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DAB+ Digital Radio in Sydney and Review: Digital Radio Receivers

Digital Radio is nothing new, after all, the Digital Radio Plus campaign has been running for a while, advocating radio that doesn’t sound like sh*t. Yeah right! The Radios I suppose if you’re in the market for a Digital Radio, … Continue reading

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