HiFi-Amped Raspberry Pi Audio HAT Features Dual PCM5100 DACs,GPIO-Controlled Shutdown and TPA3110 Amplifiers
https://www.electronics-lab.com/hifi-amped-raspberry-pi-audio-hat-features-dual-pcm5100-dacsgpio-controlled-shutdown-and-tpa3110-amplifiers/
The HiFi-Amped Raspberry Pi Audio HAT is an Audio HAT with dual PCM5100A 32-bit DACs and TPA3110 class-D amplifiers, GPIO control shutdown, and more. It delivers high-quality audio output with power options ranging from 4x 10W into 8 ohms at 13V to 2x 30W into 4 ohms in bridged mode at 16V, making it suitable […]
Unlock High-Frequency Oscilloscope Signals with James Wilson’s 2GHz Active Probe
https://www.electronics-lab.com/unlock-high-frequency-oscilloscope-signals-with-james-wilsons-2ghz-active-probe/
James Wilson’s 2GHz active probe offers a breakthrough in open-source design, achieving a flat frequency response with easily accessible components. This probe is a valuable tool for electrical engineers seeking affordable, high-performance signal acquisition. Oscilloscopes are essential for circuit debugging and characterization, but the quality of the signal fed into them is crucial. A creative […]
The Multiplexer
https://www.electronics-lab.com/article/the-multiplexer/
The Multiplexer The Multiplexer or MUX is a combinational logic circuit that connects one of the several input lines to a single output line. It is a combinational logic circuit and, as such, it is memoryless, without storage, and feedback involved. The multiplexer’s output is solely dependent on the information present on its input lines. […]
Piezo Element Amplifier for Guitar and Violin
https://www.electronics-lab.com/piezo-element-amplifier-for-guitar-and-violin/
The board presented here is a preamplifier for contact microphones that are used for amplifying the sound of musical instruments which do not contain electrical pickups, such as guitar and violins. Most contact microphones use a piezo element to convert vibration in the body of the musical instrument to a voltage. The circuit is built […]
Current-Sense Amplifier with Dual Over Current Level Monitor & Alert Output
https://www.electronics-lab.com/current-sense-amplifier-with-dual-over-current-level-monitor-alert-output/
The project presented here is a high common-mode current sense amplifier with two high-speed comparators to detect out-of-range current conditions. The comparators are configured to detect and respond to dual over current conditions. These devices feature an adjustable limit threshold range for each comparator set using an external limit-setting resistor. Limit 1 Resistor is R10 […]
Monolithic Power Systems (MPS) MP7758 Audio Amplifiers
https://www.electronics-lab.com/monolithic-power-systems-mps-mp7758-audio-amplifiers/
Monolithic Power SystemsMP7758 Audio Amplifiers are inductor less, fixed frequency, analog input Class-D audio amplifiers that drives power stereo speakers in a bridge-tied load configuration. These amplifiers are completely integrated thus reducing the solution size. The MP7758 audio amplifiers integrate 240mΩ power MOSFETs and short-circuit protection circuits. These audio amplifiers feature start-up/shutdown pop elimination, advanced […]
Maxim Integrated MAX98361 Plug-and-Play Digital Class-D Amplifiers
https://www.electronics-lab.com/maxim-integrated-max98361-plug-and-play-digital-class-d-amplifiers/
Maxim Integrated MAX98361 Plug-and-Play Digital Class-D Amplifiers are easy-to-use, low-cost, digital pulse-code modulation (PCM) input amplifiers featuring industry-leading, Class-AB audio performance with Class-D efficiency. The MAX98361 has a digital audio interface that automatically recognizes different PCM and TDM clocking schemes, eliminating the need for I2C programming. This easy-to-use amp allows users to supply power, LRCLK, […]
SPI Programmable-Gain Amplifier with Input VOS Trim and Output OPAMP
https://www.electronics-lab.com/spi-programmable-gain-amplifier-with-input-vos-trim-and-output-opamp/
The project presented here is an SPI programable Gain Amplifier using MAX9939. The MAX9939 is a general-purpose, differential-input programmable-gain amplifier (PGA) that is ideal for conditioning a variety of wide dynamic range signals such as those found in motor current-sense, medical instrumentation, and sonar data acquisition applications. It features SPI-programmable differential gains from 0.2V/V to […]
STMicroelectronics TSC200 Current Sense Amplifier
https://www.electronics-lab.com/stmicroelectronics-tsc200-current-sense-amplifier/
STMicroelectronics TSC200 Current Sense Amplifier is a high-side current sense amplifier that delivers an analog voltage output. It can sense current via a shunt resistor over a wide range of common-mode voltages, from -16V to +80V, whatever the supply voltage is. It is available with an amplification gain of 20V/V. The STMicroelectronics TSC200 integrates an […]
INA350 – Tiny and low-power (100 µA) selectable gain instrumentation amplifier
https://www.electronics-lab.com/ina350-tiny-and-low-power-100-%c2%b5a-selectable-gain-instrumentation-amplifier/
INA350 is a selectable-gain instrumentation amplifier that offers four gain options across INA350ABS and INA350CDS variants available in small packages. INA350ABS has gain options of 10 or 20 and INA350CDS has gain options of 30 or 50. These gain options can be selected by toggling the gain select (GS) pin. INA350 is ideal for bridge-type […]