Opel the Raven
A simple life in England
Thursday, 5 November 2026
Splice or Joint
I was hoping to splice two came and give my XT60 cable a cigarette plug, then I decided I should join the two terminal instead, which is a better solution, as it did not include cutting.
Wednesday, 4 November 2026
Power Up III
The revised game plan for the 3rd time. It was a cloudy day and we had all the heaters going, we managed to draw nearly 10kwh in one hour! It was a good session.
Tuesday, 3 November 2026
Solar Panel Size
I reversed the calculation to work out the standard size of solar panel. I finally looked it up, there is a simple formular and a standard irradiance!
With the efficiency around 20%, 100w panel has to be at least 0.5sq meter, this make scaling very easy. You can simply work out what if the solar panel is being misadvertised.
Monday, 2 November 2026
Complicated Irreparable Gadgets
There are air fryers and there are "multi-cookers". I like my appliances simple.
So this multi-cooker came in, it is expected to have a broken wire. It was not obvious, it is expected to be at the hinge, but there were no charring.
The wire broke much higher than the hinge, and it has been broken overtime, the remaining wire carried more than more power, which made it extra hot and extra brittle, it was not possible to pull any wire through without fully deconstructing the top assembly. Also the connection was both crimped soldered, and probably with high temperature solder.
Why do people think an expensive counter-top gadget is required when they have a perfectly fine fan oven is beyond me.
Sunday, 1 November 2026
New Restaurant
The long anticipated Regency Palace is finally open, and we went to try. They met expectation, there is a few flaws, but it balanced out to be pretty good.
Saturday, 31 October 2026
The British Lion Mark Explained
I was at a local green grocer and saw an egg box with the codes explaination, so I took a picture for reference. Then we went to our local shop or some eggs. Their eggs did not have codes before, and this time they do. I am glad can know read the codes. And I will not be going back to the same place for their overpriced eggs.
Friday, 30 October 2026
Off Grid Solar System at Home
I have rigged up my old motorcycle battery into an off grid solar system. It is just an elaborated power bank. The battery is 10Ah, that means 120Wh, except being a older lead acid battery, it is probably half of that, 60Wh, when lithum power bank is supposedly 150Wh.
But this of grid system is capable to charge at 12V, where as the power bank can only do 5V devices. I am sure it has its own purposes.
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