Tag Archives: satellite

DIY: Build a 70cm Band Yagi for Amateur Satellite Tracking

It’s been a long time since I’ve chased any amateur satellites. It’s been a long time since I’ve had the time to chase them, and sadly, things have changed. In the seven years or so, satellites I once “knew” as … Continue reading

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Analysis: Sydney Freeview Services (Nov 2015) & Melbourne Cup

Being the busy person that I am, I don’t usually have much time to watch TV, not that there’s much to watch on Freeview most days. Despite that, I caught wind that Channel 9 will launch a new lifestyle channel … 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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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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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: Unbranded Digital LCD Satellite Finder

In a previous posting, I explored two different styles of satellite finders, as part of attempts to repair those units. I did mention that I had a third type of unit, based on a digital LCD display. For completeness, I … Continue reading

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Teardown: Satellite Switches – Gecen SW-03/Q, GD-41C & Chieta WSD-2041

Satellite signal switches are a common convenience item, allowing a single receiver injecting a steady or encoded 22khz tones on the DC bias on the coax line to remotely control a switch, in order to select from 2, 4 or … Continue reading

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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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RTL-SDR: A tool for Visualizing Broadcast Satellite Signals

For people who chase broadcast satellite signals, we know that the vast majority of them are DVB-S/DVB-S2 signals, which can easily be scoped out with any CrazyScan capable tuner, such as the TBS6925. Even a regular blind-scan card gives you … Continue reading

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Digital TV Switchover Sydney – 3rd December 2013

It seems that the Digital TV Switchover is finally upon us. After several unsuccessful “attempts” at drawing a deadline to ending analog TV broadcasts, it seems like this time, it’s for real. The switchover has been a rolling program, rolling … Continue reading

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Analysis: Foxtel Satellite DVB-S/DVB-S2 Services

Some readers may be familiar with my recent look at freeview, but for those who aren’t, I was basically interested in finding out how much data is in the air for digital TV, and how much data is dedicated for … Continue reading

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