My GPS disciplined Rubidium OCXO Frequency Standard and NTP server project

Part 1 he Doctor: People assume that time is a strict progression of cause to effect, butactually from a non-linear, non-subjective viewpoint—it’s more like a big ball of wibbly wobbly… timey-wimey… stuff. Amy Pond: It’s spacey-wacey, isn’t it? —Dr. Who? Though delightfully silly, there is some truth to that quote! Time is an amazing phenomenon to me. Concepts of time—whether philosophical, subjective, or r ...

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GPRS/GSM Quadband Module for Arduino and Raspberry Pi Tutorial (SIM900)

Introduction Step 1: The shield (hardware) Step 2: Using GSM/GPRS module with AT commands Step 3: Powering the board Step 4: Using the shield in standalone mode - Calls Originating and receiving voice calls Command summary Step 5: Using the shield in standalone mode - Sending and receiving SMS Command summary Step 6: Using the shield in standalone mode - FTP Command summary Step 7: Using the shield in stand ...

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For the #CUITPHackathon organized at the University of Colorado at Boulder on 11/15/2014, our team built a GPS tracker using a Raspberry Pi and an Android device. Team members: Bhaumik Bhatt, Gavin Joseph, Sanket Nasre and Vishal Nagaonkar. Thanks to Prof. Joe McManus for organizing the Hackathon and guidance on the project. Summary: Spinning our minds over uses of the Raspberry Pi mini-computer, we decided ...

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GPS Module for Raspberry Pi Tutorial

Ingredients: 1 x Raspberry Pi 1 x GPS shield for Raspberry Pi 1 x Antenna 1 x Two small wires (Red an Black) NOTE: If you don't have a Raspberry Pi you can get one buying a Raspberry Pi Starter Kit. Difficulty: Medium - Preparation Time: 30 minutes NOTE: All the code examples in this tutorial use the arduPi library. You can see the documentation and download the library here. Steps Index Steps Index: Connec ...

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Raspberry Pi Network Time Server ~ GpsNtp-Pi

GpsNtp-Pi is a network time server that uses the Network Time Protocol, a GNSS receiver and the Raspberry Pi (RPi) computer platform. It will operate in standalone mode without any other time servers or in pooled mode with other time servers. GpsNtp-Pi can operate with an offset < ± 5 microseconds, about 4 orders of magnitude better than most PCs. Applications Ordering The GpsNtp-Pi is available as a spe ...

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