Search results for "iot OR home OR hacks OR with OR esp8266 OR e OR book"

Design Guide for EMI Filter Design, SMPS & RF Circuits The book focuses on the selection of components, circuitry and layout recommendations for a wide array of magnetics components, always keeping in mind an EMC point of view. Contents Basic principles The most important laws and foundations of inductive components, equivalent circuit diagrams and simulation models give the reader a basic knowledge of electronics. Components This chapter introduces inductive components and their special properties and areas of use. All relevant components are explained, from EMC components and inductors to transformers, RF components, circuit protection components, shielding materials and capacitors. Applications In this chapter, the reader will find a comprehensive overview of the principle of filter circuits, circuitry and numerous industrial applications that are explained in detail based on original examples.

Read (+) (–)

High-End-Röhrenverstärker (PDF)

Read (+) (–)

Practical Low-Cost Methods for Reliable PCB Production This book explains how to carry out reliable SMD assembly using affordable tools and small-scale equipment. It follows the complete workflow step by step, including tool selection, solder paste handling, stencil use, component placement, reflow methods, inspection, and rework. The focus is on bench-level and small-lab production rather than industrial assembly lines. It shows practical methods for building single and double-sided SMD boards with repeatable results. Topics include solder paste and flux, temperature profiles, hot air and hotplate techniques, small reflow ovens, inspection methods, and defect correction. Checklists and example workflows are included to help reduce errors and improve consistency. Key features: Tools and supplies for SMD assembly and rework Solder paste types, storage, and handling Stencils and paste application methods Pick and place workflow and component orientation Temperature profiles and reflow methods Hot air, hotplate, and reflow oven processes Inspection and quality control Common defects such as tombstoning and solder bridges Practical rework and component replacement Bench-level professional workflows and checklists This book is designed as a practical bench reference for anyone who wants to assemble and troubleshoot their own SMD boards with reliable results.

Read (+) (–)

Elektronik & Modellbahn 2 (PDF)

Read (+) (–)

Valve Amplifiers are regarded by many to be the ne plus ultra when it comes to processing audio signals. The combination of classical technology and modern components has resulted in a revival of the valve amplifier. The use of toraidal-core output transformers, developed by the author over the past 15 years, has contributed to this revival. The most remarkable features of these transformers are their extremely wide frequency ranges and their very low levels of linear and nonlinear distortion. This book explains the whys and wherefores of toroidal output transformers at various technical levels, starting with elementary concepts and culminating in complete mathematical descriptions. In all of this, the interactions of the output valves, transformer and loudspeaker form the central theme. Next come the practical aspects. The schematic diagram of a valve amplifier often appears to be very simple at first glance, but anyone who has built a modern valve amplifier knows that a lot of critical details are hidden behind this apparent simplicity. These are discussed extensively, in connection with designs for amplifiers with output powers ranging from 10 to 100 watts. Finally, the author gives some attention to a number of special valve amplifiers, and to the theory and practice of negative feedback. In summary, this book offers innovative solutions for achieving perfect audio quality. Do-it-yourself builders, as well as persons who want to gain a deeper technical understanding of the complex world of audio transformers, valve amplifiers and audio signal processing, will find this book a rich and useful source of information.

Read (+) (–)

This bundle includes the Red Pitaya STEMlab 125-14 PRO Gen 2 Starter Kit and the new book "Experimenting with Red Pitaya STEMlab Gen 2". The Red Pitaya STEMlab 125-14 PRO Gen 2 Starter Kit is a powerful and flexible platform for signal processing, data acquisition, and electronic measurement applications. Designed for engineers, developers, researchers, and educators, this kit provides everything required to start building advanced measurement and control systems. At the core of the kit is the STEMlab 125-14 PRO Gen 2 board, an upgraded and ultra-lightweight development platform. Powered by the Xilinx Zynq-7010 SoC with 512 MB of RAM, it combines FPGA programmability with ARM processing power to enable high-performance instrumentation and custom signal-processing solutions. The board offers 14-bit ADC and DAC resolution, a 125 MS/s sampling rate, an input range of ±20 V, and up to 60 MHz bandwidth. Its improved low-noise analog front-end, USB-C connectivity, and compact design make it suitable for demanding applications such as RF development, radar systems, photonics research, software-defined radio (SDR), and industrial automation. The Starter Kit includes all essential accessories for immediate use: a microSD card with preinstalled operating system, power supply, Ethernet cable for remote access, two 100 MHz oscilloscope probes, and SMA-to-BNC adapters for flexible signal connections. The Red Pitaya STEMlab 125-14 PRO Gen 2 Starter Kit is an excellent platform for rapid prototyping, FPGA development, measurement instrumentation, and advanced electronics experimentation. Features 14-bit ADC and DAC resolution 125 MS/s sampling rate ±20 V input range Up to 60 MHz bandwidth Xilinx Zynq-7010 SoC (FPGA + ARM processor) 512 MB RAM Low-noise analog front- and back-ends Applications RF development and testing Radar and wireless systems Software-defined radio (SDR) Photonics and optical research Industrial automation and control systems Signal analysis and instrumentation Rapid prototyping of electronic measurement systems Specifications Processor Dual-core ARM Cortex-A9 FPGA AMD Xilinx Zynq-7010 SoC RAM 512 MB (4 Gb) Storage microSD card (up to 32 GB) Operating System Linux-based Red Pitaya OS ADC Resolution 14-bit DAC Resolution 14-bit Bandwidth 60 MHz (DC) Sampling Rate 125 MS/s Analog Input Channels 2 Analog Output Channels 2 Input Voltage Range ±1 V (LV) / ±20 V (HV) Input Impedance 1 MΩ / 10 pF Output Voltage Range ±1 V Ethernet 1x Gigabit Ethernet (RJ45) USB 2x USB-C 2.0 (for power and console) Digital I/O 16x GPIO (3.3 V) Communication Interfaces I²C, SPI, UART, CAN Power Supply 5 V/3 A via USB-C Dimensions 106.8 x 60.0 x 17.9 mm Included 1x Red Pitaya STEMlab 125-14 PRO Gen 2 board 2x 100 MHz oscilloscope probes 2x SMA-to-BNC adapters 1x microSD card with preinstalled OS 1x USB-C Power supply 1x Ethernet cable Downloads Documentation Schematics Book: Experimenting with Red Pitaya STEMlab Gen 2 With this new book, Red Pitaya goes beyond a versatile board. It becomes a powerful laboratory instrument for precision measurement, analysis, and control. From the fundamentals of electronic project development, monitoring, control, and design to testing, this book walks you step-by-step through everything you need to know to harness the full potential of Red Pitaya hardware and software. The book presents real-time, FPGA-based projects that are developed on a PC using the Vivado environment, then transferred to the Red Pitaya for execution and testing. You will learn about enhanced performance, expanded I/O capabilities, improved FPGA features, and advanced connectivity options that open up new frontiers for precision measurement, monitoring, and control in your embedded applications. Inside the book you will discover: A deep dive into Red Pitaya architecture and hardware design Electronic experiments using Red Pitaya for measurement and monitoring Hands-on projects using the Python programming language Practical guidance for FPGA programming using Red Pitaya Red Pitaya FPGA projects using the Verilog HDL under Vivado IDE Practical design of electronic projects including measurement and testing Step-by-step examples that bridge theory and real-world implementation Whether you are designing your own electronic circuits, developing signal analysis tools, or creating real-time control or monitoring systems, this book provides you the knowledge and confidence you need to fully learn and customize the Red Pitaya platform.

Read (+) (–)

Le téléchargement intégral de ce numéro est disponible pour nos membres GOLD et GREEN sur le site Elektor Magazine ! Pas encore membre ? Cliquez ici. l'ESP-BLASTUn mini drone-fusée ESP32 qui vole à plus de 100 km/h atelier sans fil (1)Modules radio déverrouillés : émetteur-récepteur sub-GHz CC1101 433 MHz émetteur AMAvec le générateur d'ondes carrées/sinusoïdales sur Raspberry Pi Pico STM32Cube Innovation ChallengeParticipez avec votre meilleur projet STM32C5 CoffeeCallerComment une pause café a inspiré un PCB sur mesure audiotroniquesDistorsion harmonique totale Elektor à 65 ansProjets de septembre et octobre au fil des ans Bluetooth Channel Sounding pour le suivi des équipementsMesure de distance avec une précision centimétrique pour l’IoT de nouvelle génération 2026 : une Odyssée de l'IAL'informatique quantique n'est pas le prochain GPU protéger le cloud exige de sécuriser la périphérie premières expériences avec le HackRF ProTests pratiques avec le nouveau matériel SDR mise à niveau du modem de GPRS/2G vers LTE/4GExemple d'un panneau de contrôle d'alarme sans fil antenne en bouclePartie 1 : Une antenne ondes courtes à directivité réglable, à réaliser soi-même convertisseur de radio Internet en AMUn ESP32-S3 comme émetteur projet 2.0 mioty : aperçu généralL'approche de Fraunhofer pour les LPWAN sagesse d'atelierConseils pratiques d'experts Walter, le module IoT compactPartie 2 : Accéder aux services météorologiques et aux services de données

Read (+) (–)

Das Durchführen von Messungen gehört zu den grundlegenden Tätigkeiten eines jeden Elektronikers, wie das tägliche Brot zum Leben. Ob bei der Entwicklung von Schaltungen, der Überprüfung während der Produktion oder bei der Fehlersuche in defekten Geräten: Messgeräte sind das wichtigste Handwerkszeug und kommen stets zum Einsatz. „Wer misst, misst Mist“ lautet ein oft zitiertes Motto. Damit dem nicht so ist, muss der Elektroniker wissen, was er tut, muss die Genauigkeit seiner Messgeräte und vor allem die Schwachpunkte des Messverfahrens kennen. Hier setzt dieses Buch an: Ausgehend von theoretischen Betrachtungen und Begriffsdefinitionen geht die Reise von den einfachen Zeigerinstrumenten über Multimeter und Oszilloskop hin zu FFT-Analysen und spezialisierten Messgeräten wie Audio-Analyser, Schallpegelmesser, Geräte- und Installationstester.

Read (+) (–)

VB Express 2010 (DE) | E-book

Read (+) (–)

BEAUCOUP D'AMOUR D'INGÉNIERIE DE L'UE ET DES ÉTATS-UNIS SPARKFUN : LA VISION D'UN INGÉNIEUR DÉMARRER AVEC MICROMOD UNE MISE À NIVEAU POUR VOTRE JETBOT SPARKFUN comment j'ai étendu les fonctionnalités de mon JetBot (avec le Jetson Nano de NVIDIA). PROGRAMMER UN FPGA CONSTRUISEZ VOTRE PROPRE STATION DE RÉFÉRENCE GNSS LE PROJET HORLOGE SOUS LE CAPOT : KIT DE L'INVENTEUR SPARKFUN GLENN SAMALA DE SPARKFUN SUR LE DÉVELOPPEMENT DE PRODUITS ET LES NOUVEAUX MARCHÉS IMPRIMEZ LE VÔTRE AVEC SPARKFUN À LA CARTE CONCEVOIR AVEC LE SPARKFUN ARTEMIS PROTOTYPAGE RAPIDE AVEC L'ÉCOSYSTÈME QWIIC AFFICHE - QWIIC SOUS LE CAPOT : LE KIT SUPERCHARGEUR LIPO GREATSCOTT!/ELEKTOR DIY UNE ÉLECTRONIQUE REMARQUABLE du passé de SparkFun PARKING PARFAIT AVEC LIDAR RÉPARATION D'UN 'COUSSIN ENTERRÉ' DE LA CONCEPTION AU PRODUIT : LE SPARKFUN RTK SURVEYOR BONJOUR LE MONDE DU RASPBERRY PI PICO ET RP2040 le premier microcontrôleur et puce Raspberry Pi ROBOTS À QUATRE PATTES POUR AUTO-CONSTRUCTION AFFICHE - MICROMOD DÉVELOPPEMENT RISC-V IOT DANS AWS AVEC LES BIBLIOTHÈQUES FREERTOS OUI, ÉLECTRONIQUE = FUN ! passionnés d'électronique entre eux CATALOGUE DE PRODUITS SPARKFUN HEXADOKU Le Sudoku électorisé original

Read (+) (–)

Grundlagen und Simulation mit Multisim Analoge Filterschaltungen bilden die schaltungstechnischen Grundlagen in der Elektronik, Messtechnik, Nachrichtentechnik, Computertechnik usw. Die Bauelemente Widerstand, Kondensator und Spule sind die Grundlagen der passiven Filtertechnik. Filter haben Einfluss auf die Signalamplitude, die Signalform (zeitlicher Verlauf) und Signallaufzeit (Signalverlauf). Mit diesen Voraussetzungen werden Zweipole, Vierpole, Hoch- und Tiefpässe behandelt. Daraus resultieren Frequenz- und Phasengang, Dämpfung, Bandpass, Bandsperre und Doppel-T-Filter. Der Operationsverstärker arbeitet als Verstärker in der aktiven Filtertechnik. Erklärt werden in diesem Buch auch aktive Hoch- und Tiefpassfilter der 1., 2., 3. und höherer Ordnung, Unterschiede zwischen Gauß-, Bessel-, Butterworth- und Tschebyscheff-Funktionen, aktive Bandpass- und Bandsperrfilter, Allpassfilter und Universalfilter. Dieses Buch basiert auf dem bekannten Programm Multisim und Spice. Damit lassen sich alle Versuche simulieren.

Read (+) (–)

Elektor GREEN and GOLD members can download their digital edition here. Not a member yet? Click here. A Current Source for Testing (Z-)DiodesChecking Z-Diodes from 1 to 54 V @ 1 to 50 mA ESD Strap TesterA Bench Tool with Pass, Borderline, and Fail Indication Power Supply Transient Response TesterA Repeatable Step-Load Generator for Bench Power Supplies Euclidean Sequencer Without a MicrocontrollerTrigger Patterns and CV Sequences with Simple CMOS Logic LED Flashing Light for Gates and More with an Audible Alert Need PCBs? The Elektor PCB Service Has You Covered. Toothbrush TimerUsing a Tiny PIC A Contactless Magnetic Combination LockWith the AS5600 Rotary Position Sensor Low-Noise Battery-Powered PreamplifierFor Dynamic Microphones The Arduino Nano TestLabMeasurement, Control, and Regulation Rhythmic Bass LightEmphasize the Rhythm of Your Music Low-Cut FilterNo Risk of Audio Feedback on Your System Precise 1 Hz Square Wave Generator for BreadboardsA Reliable CMOS-Based Clock Source 555 Upside DownDuty Cycles Down to Zero From Halfgeleidergids to Circuit Specials65 Years of Electronics Innovation Electrical IsolationCAN Interface with Digital Isolator and Power Module SpongillatorA Sponge-Based Oscillator True Random Number GeneratorWith Integrated Chi-Square Test 3D Viewer for HTML pagesSimple, and Almost Without Code Programming with TLScriptA Scripting Language for Measurement, Testing, and Control Circuit Design: Tips from Experts FeedbackWhat Is It and Why Is It Important? One Board, Endless Ideas: Arduino UNO QFrom Retro Gaming to Real-Time Environmental Monitoring How to Fix a Donut Antenna Standby KillerA Real On/Off Switch for Your TV Battery TestingMeasuring Batteries with the Arduino Nano Power Supply for Audio Power AmplifiersA Good Power Supply Without Mains Hum Prototyping Boards for RFFast Setups with DIY Prototyping Boards T3 Surge ProtectionA Type 3 Spike Suppressor for Your Sensitive Equipment IoT Room Thermostat BoardWith ESP32-C3/S3-Based Xiao MCU module From Rigid to SmartFlexible and Printed Electronics — Between Vision and Industrial Reality

Read (+) (–)