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Home automation Personal Computing Technology

GDS3710 Part 4: Opening the door

This is the 4th post in a series chronicling a small church’s experience with the Grandstream GDS3710 Door System. We like the product but the deployment has been like solving Rubik’s Cube. We found we had to do a lot of tinkering to get things working, something that shouldn’t happen with such a sophisticated product. […]

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Home automation Personal Computing Technology Web hacking

Further thoughts on the GDS3710

The Grandstream 3710 Door System provides a video intercom, security camera (its recordable using compatible NVRS), RFID reader, and door unlock control relay. The device has a contact input that can be used for an inside exit demand input and a second that can be used as a door status sensor input. And all of […]

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Home automation

TrackR Whines on Facebook

I’ve been seeing a lot of whines posted to TrackR Bravo adverts on  Facebook. These seem to be from people who bought one or more TrackR Bravo devices expecting magic. Their things would just appear on the app map.

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Greyhounds Home automation

A few days with TrackR Bravo

Bluetooth item trackers are all the rage if the Interwebs are to be believed. These gadgets are dog tag sized devices designed to be tucked into a wallet, stuck to mobile items, or  added to a key ring. They are basically Bluetooth 4 beacon devices that advertise their presence. To be an item tracker, they […]

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Home automation

At last, a door bell

I’ve not had a door bell for years. With the old arrangement of entrances, there was only one and folks could knock with the knocker. With the new door, the knocker is gone and there are now two doors, one on the Fletcher side and one on the Townley side with the back garden gate to […]

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Home automation

Smoke Detectors

I just recently replaced four Kidde line powered smoke detectors with Nest Protect detectors. The new Nest Protects are expensive ($99) but they are worth it. The new detectors have dual wavelength optical detectors. Each of the two optical sensors is optimized for a different range of particle sizes to cover both fast burning fires and […]