Stefano Salvatori
Stefano Salvatori
Areas of interest of the author: Interfaces Microcontrollers Usage Analogue Design Measurement Theory
Co-authors: Marco Girolami
Publications on RadioLocman by the author Stefano Salvatori:
- Two-wire, four-by-four-key keyboard interface saves powerYou can use a microcontroller that includes an ADC to design a two-wire-plus-ground keyboard interface. For example, you can use a resistive voltage divider to identify a pressed key (Reference 1). A...16-05-2022
- Transimpedance Synchronous Amplification Nulls Out Background IlluminationLight sensors find use in a host of important applications, spanning from consumer electronics, such as ambient-light measurements and exposure control for cameras, to scientific instruments, such as optical-absorption...14-04-2021
- Integrator Enables Simple Ohmmeter with Gigohm RangeThe Texas Instruments IVC102 precision integrator has high-quality internal capacitors. The circuit in Figure 1 allows you to measure very-high-resistance values of RX. A precision difference amplifier, a TI...22-03-2021
- Instrumentation Amp Makes an Accurate Transimpedance Amp TooTransimpedance amplifier circuits are often used to convert photodiode current to a voltage signal. In the conventional transimpedance amplifier schematic of Figure 1, the current-to-voltage conversion factor is given...03-11-2016
- Compact, Four-Quadrant Lock-In Amplifier Generates Two Analog OutputsMarco Girolami Stefano SalvatoriGenerate a pair of quadrature-phase digital signals. The circuit in this Design Idea realizes a simple, low-cost lock-in amplifier employing an Analog Devices AD630 balanced modulator-demodulator IC (Reference 1)....24-12-2009
