ESP32 Watchdog example
The ESP32 Watchdog, since board management version 3.0x, is largely modified compared to the previous implementation. Here is a simple example of how to implement it (Arduino IDE).A key point is to set a...
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Cloning Micro SD Card to SSD Drive over USB
Application to Raspberry Pi 4 Micro-SD cards are very convenient in size and cost for Raspberry Pi-based systems. In the long term, for high-demand applications, using an SSD offers better reliability, reduced access times...
ESP32 + relay + integrated 230V AC power supply + sensors
In a home automation installation, we often need at the local level a set including sensors such as: A relay as actuator A microcontroller for processing There are many relays on the market that...
Programming the ESP32 – Application to the Photovoltaic router
The ESP32 is a very interesting microcontroller. It combines analog and digital inputs and outputs as well as WIFI and Bluetooth access. For its programming, there are different tools. Here, we will use the...
CareCam Pro and Onvif
CareCam Pro configuration for Onvif To connect and check the CareCam Pro, you can use the software “Onvif Device Manager”. You download it from internet and launch it on your Windows computer. If the...
SonOff Mini R2 – Install Custom Firmware via WiFi
100% software installation without hardware intervention The SonOff mini is a very useful module in home automation. It has many interesting features like: In a previous article, I described the installation of the ESP...
Solar Energy Router to manage overproduction (DIY)
Version V2 With solar panels, in a self-consumption installation, it is common to have overproduction of energy which we do not know what to do with and which is sent to the grid. A...
Wiring of a Photovoltaic installation in a Self-consumption configuration (DIY)
Self-consumption consists of immediately consuming one’s own electricity production. There is no storage of the electricity produced, which simplifies the installation, reduces its cost and provides the fastest return on investment. We stay connected...
Power measurement with an ESP32
A V2 version, with a Triac for precise overproduction injection is available here:https://f1atb.fr/diy-solar-energy-router-to-manage-overproduction/ Measuring in real time the electrical power consumed or even produced by a solar installation allows for better management. For example,...
Programming the ESP32 over WiFi
The ESP32 is a very interesting microcontroller, because it combines analog and digital inputs and outputs as well as WIFI and Bluetooth access. Once set up for a given application, it may be necessary...
Remote SDR V5 -Raspberry 4B or Orange Pi Image Installation
Here is the detailed procedure to install Remote SDR in version 5, on a Raspberry Pi 4B with at least 2 GB of memory or an Orange Pi Zero 2. The latest images written...
Remote SDR v5 – Manual Installation
GNU RADIO 3.9 – Osmocom – Soapy SDR RTL-SDR – HackRF – Adalm-Pluto – RSP1 – RSP1A – SA818 Below is the detailed procedure for installing Remote SDR in version 5 on a Raspberry...
Remote SDR v5
Web based Transceiver “Remote SDR” is a web application allowing to remotely control an amateur radio transceiver between 1 MHz and 6 GHZ. Its first application was the duplex control of a station allowing...
QO-100 Satellite Live
Since version 5 of Remote-SDR, it is possible to share its reception channel. You can connect to my transceiver to the QO-100 satellite. Of course, you won’t be able to transmit. If you are...
Http and Https Server with Node JS and Socket.io
Behind this barbaric title, you will find below an example of a web server under linux with Node JS which allows: access in http: port 80 access in https: port 443 an express-based web...
RTTY
Since version 4.5, Remote SDR offers the possibility of receiving and transmitting messages in RTTY. Starting RTTY mode A click in the “Digital” selection box opens a window dedicated to RTTY mode. Then click...
Troubleshooting
Raspberry / Orange Pi not starting Issue After burning an image to an SD card, the processor does not start. Solution 1 Very often, it is a weak 5v supply that is the source...
QO-100 Transceiver
Web based transceiver developped by F1ATB Below is the connection diagram of the various modules making up the transceiver allowing links to QO-100 with the “Remote SDR” application. I have been using this system...
Orange PI GPIO
Orange Pi Single Board Computer, similar to the famous Raspberry Pi, offer interesting characteristics, given the diversity of models offered. To access the GPIO of an Orange PI, you can use one of the...
SSTV
Remote SDR makes it possible to do SSTV broadcasts by interfacing with software adapted to this mode of transmission. Here we will focus on MMSSTV and YONIQ. VB Audio Virtual Cable To interface the...
WSJT-X – FT8
Remote SDR can be interfaced with digital processing software like WSJT-X to make FT8 transmissions for example. WSJT-X not only processes transmit and receive audio signals, but can control Remote-SDR frequency and transmit on/off....
Omnirig – Remote SDR
Omnirig is an interfacing application to control different transceivers by a third party application like (YONIQ-SSTV, WSJT-X…) . It controls, for example, the transition to transmission or the reception frequency. Architecture Many amateur radio...
Watchdog
With a system (Remote SDR) running remotely 24 hours a day, we are not immune to a system crash and especially a loss of remote control. To remedy this, it is possible to set...
SDR Selection
There are many SDRs on the market. In the table below you will find the main characteristics of the compatible “Remote SDR” models. This list will evolve in the future. Nom Band RX TX...
Communication Ports
For those who would like to open ports to communicate with the outside world, since version 5 of Remote SDR, all communications (audio, video, parameters) are done in https on port 443. This is...
Tone generators
On the transmit side, different tone generators are available to tune the transmitter or open relays. 800Hz Tone Selecting this generator disconnects the microphone and injects a 800Hz audio signal to its maximum. This...
Setting of GPIO outputs
It is possible to set the GPIO outputs according to the reception or transmission frequency. This is applicable for configurations with one or two orange PIs. This makes it possible to switch relays, for...
Band Scanning
It is possible to define one or more scanning zones of the reception band. The system automatically locks onto the correspondent and changes it every 10 seconds. With the mouse, it is possible to...
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