Tag Archives: efergy

Quick Review, Teardown: Efergy Elite Classic 2.0

For those who have read my last teardown of the Efergy HM01 Energy Monitor, they would have noted my discovery that it was not compatible with EfergyRPI_001 decoding through rtl-sdr due to a different FSK data format. I haven’t had … Continue reading

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Analyzing the Efergy HM01 Air Data Format

Isn’t it funny how having the Efergy HM01 power meter sitting on my desk, looking all “sad” from not being used makes me suddenly want to make an effort to try and reverse engineer the air interface? I suppose part … Continue reading

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Review, Teardown: Efergy HM01 Electricity Display Device

When you’re onto a good thing, I suppose it’s natural to just keep going. Knowing that my Efergy Elite 1.0 can be decoded using RTL-SDR, and knowing the e2 (presumably that is, the e2 classic that Nathaniel has) can also … Continue reading

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Random: Arrgh, my ankle! Energy Monitor Fun – tracing “vampire loads”

Another week goes by, and strangely, my ankle is still busted. As a result, life has been about being content with being bedridden most of the time and trying my best not to walk at all, in order to avoid … Continue reading

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Sharing the Data: Efergy Wireless Energy Monitor

Regular followers can already tell that I’ve been making progress in tinkering with the EfergyRPI_001 code by Nathaniel Elijah, having impressed myself with getting it working on Windows and logging data happily for days on my Chromebook. But now it’s … Continue reading

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Efergy Wireless Energy Monitor decoding now in Windows!

If it seems I’ve been a little crazy with the posts lately, you’re not mistaken. I’ve been slightly busy trying different things, and now I have some good news – you can now decode your Efergy Wireless Energy Monitor from … Continue reading

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Improving RTL-SDR Decoding of the Efergy Wireless Energy Monitor

In all of my excitement after discovering that Efergy Wireless Energy Monitors could be decoded using the data from an RTL-SDR dongle and a program written by Nathaniel Elijah, there were still several investigations I needed to conduct to determine … Continue reading

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Efergy Energy Monitor Decoding with RTL-SDR

In a very cool development, Nathaniel Elijah of RTL-SDR Projects had posted about the decoding of the Efergy E2 Classic FSK data transmissions using RTL-SDR and a Raspberry Pi. I just so happened to stumble upon his page, and knowing … Continue reading

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