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Joe’s Valley Reservoir, Utah

We camped for five nights at the Joe’s Valley Reservoir Campground. When we arrived in the evening of Tuesday October 19, 2016 there were very few others in the campground. We chose a back-in spot with… Joe’s Valley Reservoir, Utah

Island Park, Idaho

Some friends of ours invited us to their cabin for the Labor Day weekend, September 2 through September 5, 2016. We parked our trailer on their property on Huckleberry Lane in Island Park, Idaho. They… Island Park, Idaho

Our Home Away from Home

On August 15, 2016 we took possession of our brand new 2016 Outdoors RV Blackstone 240 RKSB. We are excited to try trailer “camping”, but are reluctantly giving up the tent camping we’ve been enjoying as a… Our Home Away from Home

myDoorbell: Play that Tune

Introduction In a previous post, I described the nine modules that make up myDoorbell. These are shown in the following figure. In this post I’ll address two modules that are difficult to describe separately, the… myDoorbell: Play that Tune

myDoorbell: The Button

Introduction In my previous post, I described myDoorbell’s power supply module. In this post I will describe the circuitry that translates a standard doorbell button press into something that can be easily consumed by a… myDoorbell: The Button

myDoorbell: The Power Supply

Introduction In my previous post, I described the nine modules that make up myDoorbell. While we could begin our discussion with any one of the nine modules, the one all others are dependent on is the power supply.… myDoorbell: The Power Supply

Indie Educational Technology

Introduction Last week I spent some time at Davidson College discussing Personal APIs and Indie Educational Technology with faculty, students, and staff from several other institutions of higher education and commercial entities, Known and Reclaim Hosting, that facilitate… Indie Educational Technology

myDoorbell: High Level Design

Introduction In my previous post I described the resources available in the wiring box where myDoorbell will be installed. As illustrated in the following figure, the available resources consist of a 16 Volt AC source and… myDoorbell: High Level Design

myDoorbell: The Existing System

Introduction In my previous post I declared my intent to refresh my technical skills through the development of an amazing doorbell, myDoorbell. In this post I describe a doorbell system found in a typical U.S. residence… myDoorbell: The Existing System