Category Archives: Environment

Storm Eunice damage

Our house is in quite an exposed position being pretty much on the top of a hill with little to shelter it from the wind in any direction, but despite being on the edge of the Met Office’s “red” warning … Continue reading

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The Great Leek Scape

Or perhaps not, given today’s weather, but the weather is presumably what is responsible for the behaviour of this particular leek that I noticed in the veggie plot yesterday and photographed today after a snow shower with the biggest snowflakes … Continue reading

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Growing Degree Days

I’ve come across the concept of Heating Degree Days or Cooling Degree Days in work I’ve done (basically the number of days where the temperatures has crossed some specific threshold where heating or cooling of a building is required) and … Continue reading

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The rain gauge is playing up again :(

When I put it back up things seemed to be going well, but over the last few days the rain gauge has been giving some very strange results. I suspect it has been counting bucket tips when there aren’t any, … Continue reading

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Well this is quite unexpected

This is a photo of some of this winter’s purple sprouting broccoli plants taken on 26th November. They’re starting to flower! The plants weren’t sown or planted out particularly early. In fact possibly later than the instructions on the packet … Continue reading

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AAG rain gauge repaired

Well, I hope so, at least. A new reed switch arrived and has duly replaced the old one. That turned out not to be too tricky. After unsoldering the original switch I bent the leads so the body of the … Continue reading

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AAG 1-wire rain gauge (TAI-8575) circuit diagram

I’m not going to claim this is absolutely spot on as I’ve reverse-engineered it from the PCB traces which aren’t always easy to make out, but below is my best current idea of the circuit diagram for the PCB inside … Continue reading

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The rain gauge dismantled

I’ve now got the rain gauge down and taken it apart. Possibly I’ve posted photos before, but this is what the guts of it look like: After ungoo-ing the PCB, I’ve come up with a first approximation of the switching … Continue reading

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My rain gauge died again :(

A short while ago my AAG 1-wire rain gauge stopped telling me that rain had fallen at all. The 1-wire device still shows up in Linux and is readable, but the 1-wire counters never change. I’ve checked by dribbling water … Continue reading

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On the strange weather patterns that afflict us this year

So many of the things I planned to do over the 2020/21 winter failed to happen because the ground was so wet and the weather sufficiently unpleasant that they became impossible. The clogs I wear outdoors became lethal because they … Continue reading

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