Chinese Company Builds Houses Quickly With 3D Printing

Another story making the rounds with little or no fact checking. It’s actually just some of the walls made with quick drying cement, not the whole house. So nothing really new, and nothing that would satisfy our building regulations.

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OpenSprinkler Pi (OSPi) — Sprinkler / Irrigation Extension Board for Raspberry Pi « RAYSHOBBY.N ET

I’m already building a irrigation system, maybe I should go for this instead?

OpenSprinkler Pi (OSPi) — Sprinkler / Irrigation Extension Board for Raspberry Pi « RAYSHOBBY.NET

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Swedens SAAB use NSA as a sales team

Good on SAAB – their fighter jets have always been good but political pressure has so far worked against them – let’s hope NATO countries now follow.

NSA spying means Brazil’s $4.5B fighter jets won’t be built by Boeing

Brazil’s buying $4.5B worth of fighter jets. And rather than buy them from American military-industrial complex go-to Boeing, … Read more

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OpenSprinkler Pi

I’ve just looked at ordering one of these – and the only thing preventing it is the very large postage costs….I may have to think about this.

OpenSprinkler Pi (OSPi) is a sprinkler / irrigation extension board for Raspberry Pi (RPi). It allows RPi to directly access and control sprinkler valves. This is version 1.4 with OpenSprinkler injection molded enclosure. The hardware components include on-board 24V AC to 5V DC switching regulator, solenoid drivers, DS1307 RTC and battery, PCF8591T 8-bit A/D D/A converter (4 input and 1 output channels), fuse, rain sensor terminal, 120V/2A mini relay, and per-station transient voltage suppressor (bidirectional TVS).


[From OpenSprinkler Pi (OSPi) v1.4]