Search results for "sdr"

E-Book: Physik-Experimente mit Arduino

Read (+) (–)

VB Express 2010 (DE) | E-book

Read (+) (–)

Elektor GREEN and GOLD members can download their digital edition here. Not a member yet? Click here. Arduino Portenta Machine Control and Arduino Portenta H7A CAN-to-MQTT Gateway Demo Project Unboxing the Elektor LCR Meter with David Cuartielles MicroPython Enters the World of Arduino Connected Projects, SimplifiedDive Into the Arduino Cloud Introduction to TinyMLBig Is Not Always Better Arduino K-Way Writing Arduino Sketches Just Got Better Get to Know Arduino Getting Started with the Portenta X8Manage Software Securely with Containers Build, Deploy, and Maintain Scalable, Secure ApplicationsWith Arduino Portenta X8 Featuring NXP’s i.MX 8M Mini Applications Processor and EdgeLock SE050 Secure Element How I Automated My HomeArduino CEO Fabio Violante Shares Solutions Altair 8800 SimulatorHardware Simulation of a Vintage Computer MS-DOS on the Portenta H7Run Old-School Software on Contemporary Hardware Grow It YourselfA Digitally Controlled, Single-Box Solution for Indoor Farming Save the Planet With Home Automation?MQTT on the Arduino Nano RP2040 Connect Go Professional with Arduino Pro Smart Ovens Take a Leap Into the Future Tagvance Builds Safer Construction Sites with Arduino Santagostino Breathes Easywith Remote Monitoring that Leverages AI for Predictive Maintenance Security Flies High with RIoT Secure’s MKR-Based Solution Open-Source Brings a New Generation of Water Management to the World SensoDetect Deforestation with Sound Analysis The Mozzi Arduino Library for Sound SynthesisInsights from Tim Barrass The New Portenta X8 (with Linux!) and Max Carrier Redefine What’s Possible How Using Arduino Helps Students Build Future Skills Must-Haves for Your Electronics Workspace The Importance of Robotics in Education Dependable IoT Based Upon LoRa Unboxing the Portenta Machine Control 8-Bit Gaming with Arduboy Reducing Water Usage at Horseback Riding TracksAn IoT to Constantly Monitor Soil Humidity and Temperature Levels The Panettone ProjectA sourdough starter management and maintenance system Supporting Arduino Resellers Space Invaders with Arduino Art with ArduinoInspiring Insights from Artists and Designers Arduino Product Catalogue The Future of Arduino

Read (+) (–)

The intention of this book is to offer the reader understandings, ideas and solutions from the perspective of a workbench technician and electronics hobbyist. It is a descriptive text with many tables of useful data, servicing tips and supplementary notes of not so common knowledge. Today there is a re-emerging, nostalgic interest in vinyl records and associated music entertainment gear. With this interest, there is a paralleled market for the repair of this gear. This ‘hands-on’ servicing guide opens with fundamental considerations of the work space of repair and servicing. This includes a comprehensive discussion of essential test equipment and tools. Two chapters are devoted to obtaining servicing information about repair and obtaining spare parts. A key chapter is on general diagnosis and testing and includes the discussion of resistance, capacitance and inductance. These electrical properties are regularly in the mind of the repairer, so understanding of them is a key objective of this book. The next chapter is about time saving repair techniques and ensuring quality repair. The remaining chapters discuss entertainment equipment itself. Each of the chapters begins with an orderly discussion of the theory of operation and common and not so common problems specific to the equipment. All chapters conclude with a summary.

Read (+) (–)

Components are both shrinking and getting increasingly finer pitch year after year but your PCBs might have grown in size or the number of interconnected PCBs or the number of handsfree PCBite probes needed to test your design may have increased making it crowded on our other smaller base plates. Features With a size of 297 x 420 mm (DIN A3) the extra large baseplate has room for most PCBs and many handsfree PCBite probes for those measurements sessions where more channels than available is needed. So if you are looking for more space, extra protection or just want to clean up your work surface then this accessory is a perfect match. Designed to be used with Sensepeeks magnetic PCBite line of products including PCB holders, hands free probes and magnifier. Included 1x XL base plate (DIN A3) with pre-fitted insulation cover

Read (+) (–)

This is the second edition of a book aimed at engineers, scientists, and hobbyists who want to interface PCs with hardware projects using graphical user interfaces. Desktop and web-based applications are covered. The programming language used is Python 3, which is one of the most popular languages around: speed of programming being a key feature. The book has been revised and updated with an emphasis on getting the user to produce practical designs with ease – a text editor is all that is required to produce Python programs. Hardware interfacing is achieved using an Arduino Uno as a remote slave. A full description and source code of the communication interface is given in the book. The slave provides digital and analog input and outputs. Multiple Unos can be included in one project with all control code written in Python and running on a PC One project involves a PIC microcontroller with the code provided that can be loaded into the PIC using the Uno. The web applications and server are all implemented in Python, allowing you to access your electronic hardware over the Internet. The Raspberry Pi computer can be used as your web server. An introductory chapter is provided to get you started with using Linux. The book is written for use with Debian or variations including Mint or Ubuntu. All of the programs in the book are freely available, ready to use and experiment with by way of a download from Elektor.

Read (+) (–)

Formelsammlung (E-book)

Read (+) (–)

A Hands-on Guide to Crafting Your Own Power Plant The book you are about to read provides a step-by-step guide for building a renewable energy power plant at home. Our goal was to make the book as practical as possible. The material is intended for immediate application with a small amount of theory. Yet, the theory is important as a foundation that saves time and effort by disabusing the readers of potential misconceptions. Specifically, upon having a firm understanding of photovoltaic physics, you will not be inclined to fruitlessly search for 90% efficient solar panels! We want our readers to be the “doers”. If the book gets covered in grime and some pages become torn while you are building your power plant – this is the best compliment to us. The book covers solar and wind energy. Also, a curious power source based on manure is discussed as well, giving the doers an opportunity to further develop the manure fuel cell. It is important to note that there are many companies offering installation of complete solar solutions. Upon installing the panels, the system is not owned by the customer. Therefore, there is no freedom for experimentation and optimization. Also, none can beat the cost of a DIY solution as well as the ultimate satisfaction. All that is written here is a result of us building a renewable energy solution in Southern California. As the book was completed, the energy began flowing!

Read (+) (–)

Les Accords de Kyoto, le réchauffement climatique, le Grenelle de l'environnement sont autant de termes devenus familles dans le cadre d'une réflexion éco-citoyenne collective. Au cours de la conversation, il est important de mener des actions concrètes et de veiller à ce que votre énergie soit renouvelable dans le cadre de votre maison individuelle. Les applications possibles sont légion : production électrique photovoltaïque, éolienne ou hydraulique, chauffe-eau solaire, chauffage des locaux par géothermie, par aérothermie ou par biomasse (bois-énergie). Pour répondre à cette demande croissante, une nouvelle filière connue ou développement fulgurant, mesurable à la création quasi quotidienne d'entreprises spécialisées. Les cellules sont immergées dans les techniques propositionnelles qui servent à les adapter, mais à cause de l'émanation de compétences professionnelles. Il est important de savoir évaluer les compétences des techniques avancées proposées par les métiers ; Pour que l’énergie soit renouvelable, la connaissance du vocabulaire, des principes de physique et des méthodes de dimensionnement des matériaux sont nécessaires. C'est la mission assignée à cet ouvrage.

Read (+) (–)

Für den sensiblen und kritischen HiFi-Hörer ist die Röhrenverstärkung noch immer der "musikalischste" Weg der Signalaufbereitung in der Übertragungskette Signalquelle, Verstärker und Lautsprecher. Transparenz, Räumlichkeit, Tiefe, Klangfülle, Wärme... alle diese oder ähnliche Charakterisierungen versuchen etwas zu umschreiben, was kaum zu beschreiben ist, bei dem die Sprache scheinbar "versagt": das Hörerlebnis "Röhre". Moderne Audio-Röhren-Spitzengeräte sind im Schnitt sündhaft teuer; bei den niedrigen, ausschließlich in Handarbeit gefertigten Stückzahlen ist das erklärlich. Schaltungstechnisch gibt es bei den Röhrenverstärkern kaum mehr Geheimnisse, denn die Röhrentechnologie wurde bereits vor rund 30 Jahren "erwachsen". Allenfalls die Herstellung hochwertiger Ausgangsübertrager wird teilweise als gut gehütetes Fabrikationsgeheimnis behandelt. Was für den Audio-Hörer gilt, gilt auch für die meisten – nicht nur technisch interessierten – Gitarrenspieler allemal: für sie produziert die Röhre "the singing voice", die das Gitarrenspiel erst lebendig erscheinen lässt. Dieses Buch macht alle diese Dinge dem technisch interessierten Leser deutlich. Es zeigt dem praxisorientierten Audio-Hörer und Musiker Alternativen auf, wie man durch Selbstbau zu einem preiswerten Röhren-Equipment kommen kann. Dazu gehört, dass auch einige theoretische Zusammenhänge nicht ganz aus dem Blickfeld geraten.

Read (+) (–)

Zelfbouw versterkers en luidsprekers Ook deze vijfde Audio Special staat weer vol met interessante bouwbeschrijvingen en achtergrondartikelen van internationaal gerenommeerde ontwerpers. Ook dit jaar weer de inmiddels bekende mix van buizenversterkers en luidsprekers, zodat er voor iedere zelfbouwer ongetwijfeld iets interessants te lezen of te bouwen valt. Het gaat in alle gevallen om nieuwe, nog niet eerder gepubliceerde artikelen. Inhoud Versterkers Classic Three voorversterker Lijnvoorversterker met 6C33 De Dirigent – buizenvoorversterker met actief scheidingsfilter Single ended KR300B stereo eindversterker 1 Watt gitaarversterker – voor huiskamer Single ended 211 triode versterker – met interstage trafo Dieper kijken in de uitgangstransformator Prelude voorversterker – minimalisme in optima forma Klik aan, klik uit schakelaar – een netschakelaar met legio toepassingen Luidsprekers Scheidingsfilters voor luidsprekerboxen – meer valkuilen dan je lief is Morel Elite 420 – actieve tweeweg boekenplank luidspreker All back – een verrassend veelzijdige compacte TL HATT-SE MkII Micro Monitor – kleine luidspreker met pit Silverado – een d’Appolito met pit Nebular Monitor – een compacte luidspreker met een groots geluid LBVS – zelfbouwklassieker van eigen bodem Solo 201 – er is maar één weg!

Read (+) (–)

Elektor Mai/Juin 2021 PDF (FR)

Read (+) (–)