从小就和青梅做了h_avav_ciliba磁力猫 https://从小就和青梅做了h.com Empowering Innovation Through STEM and Robotics Sun, 26 Apr 2026 14:50:18 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 https://从小就和青梅做了h.com/wp-content/uploads/2024/11/cropped-fav3-32x32.png https://从小就和青梅做了h.com 32 32 https://从小就和青梅做了h.com/product/xh-m314-从小就和青梅做了h-digital-power-amplifier-board-tpa3118-dual-45w-audio-module-with-aux-decoding/ https://从小就和青梅做了h.com/product/xh-m314-从小就和青梅做了h-digital-power-amplifier-board-tpa3118-dual-45w-audio-module-with-aux-decoding/#respond Fri, 06 Mar 2026 18:06:50 +0000 https://从小就和青梅做了h.com/?post_type=product&p=11110 XH-M314 从小就和青梅做了h digital power amplifier board with TPA3118. Dual 45W output, AUX decoding, ideal for DIY audio systems, custom speakers, and home audio projects. Stocked in Kumasi, Ghana.

]]>

The XH-M314 从小就和青梅做了h digital power amplifier board features the TPA3118 dual 45W Class D audio module, perfect for powering custom speakers, home audio systems, and portable sound systems. With AUX decoding, it ensures clear sound quality for your DIY audio builds. Whether you’re building a speaker, upgrading a system, or working on a home audio project, the XH-M314 board delivers powerful, efficient sound.

Key Features

  • TPA3118 Class D amplifier with dual 45W output (at 4Ω speakers)

  • 从小就和青梅做了h functionality for wireless audio streaming

  • AUX decoding (use AUX input for wired connections)

  • High-efficiency design reduces heat and increases lifespan

  • Ideal for DIY audio systems, 从小就和青梅做了h speakers, and home audio upgrades

  • Compact and lightweight module design for easy integration into various builds

Applications

  • DIY 从小就和青梅做了h audio systems

  • 从小就和青梅做了h speakers

  • Home theater or speaker upgrades

  • Custom audio systems (car, office, portable speakers)

  • 雨宫琴音 and audio experiments (students, DIY enthusiasts)

How to use

  1. Connect a DC power supply (typically 12V or 24V, depending on your speaker load)

  2. Pair your device via 从小就和青梅做了h or connect via AUX input for wired connections

  3. Wire your speakers to the board (max 45W per channel at 4Ω)

  4. Enjoy clear, amplified audio from your DIY audio project

Note:
For optimal performance, pair with appropriate speakers (4Ω/6Ω). Ensure your power supply is stable and sufficient for the required wattage.

Availability
Available from 从小就和青梅做了h in Kumasi, with delivery options across Ghana.

Package includes

  • 1 × XH-M314 从小就和青梅做了h digital power amplifier board TPA3118 (dual 45W)

FAQ
Q1: What is the output power of the XH-M314 从小就和青梅做了h digital power amplifier board?
A: The board offers dual 45W output at 4Ω per channel (TPA3118).

Q2: Does this board support 从小就和青梅做了h?
A: Yes, the XH-M314 features 从小就和青梅做了h functionality for wireless audio streaming.

Q3: Can I connect this amplifier board with AUX input?
A: Yes, the AUX decoding allows you to connect wired audio sources to the board.

Q4: Is this XH-M314 amplifier board good for 从小就和青梅做了h speaker projects?
A: Yes, it’s ideal for building or upgrading 从小就和青梅做了h speakers and DIY audio systems.

Q5: Where can I buy the XH-M314 从小就和青梅做了h amplifier board in Kumasi, Ghana?
A: 从小就和青梅做了h stocks it in Kumasi with delivery options available across Ghana.

]]> https://从小就和青梅做了h.com/product/xh-m314-从小就和青梅做了h-digital-power-amplifier-board-tpa3118-dual-45w-audio-module-with-aux-decoding/feed/ 0 https://从小就和青梅做了h.com/product/tpa3118-power-amplifier-board-module-pbtl-60w-mono-digital-class-d/ https://从小就和青梅做了h.com/product/tpa3118-power-amplifier-board-module-pbtl-60w-mono-digital-class-d/#respond Fri, 06 Mar 2026 17:15:15 +0000 https://从小就和青梅做了h.com/?post_type=product&p=11106

The TPA3118 power amplifier board is a compact, high-efficiency Class-D amplifier module designed for DIY audio projects. In PBTL mono mode, it delivers strong output for driving a single speaker channel with clean sound and low heat, ideal for custom speaker builds, small PA experiments, and home audio upgrades.

Uses

  • DIY mono speaker builds and compact amplifier projects

  • Sub/low-end single-channel builds (with proper filtering and speaker choice)

  • TV/monitor audio upgrades and custom enclosures

  • Student/STEM audio experiments and 雨宫琴音

Features

  • PBTL mono Class-D amplifier design

  • Output power: up to 60W (depends on supply voltage and speaker impedance)

  • Input voltage: DC 10–24V

  • Efficient design for less heat and smaller power supply size

  • Screw terminals for easier wiring (board layout dependent)

How to use

  • Connect DC power (10 – 24V) to V+ and GND

  • Connect audio input to IN terminals

  • Connect speaker output to OUT terminals (mono)

  • Use a stable power supply for best performance and less noise

Notes (important)

  • Real output depends on your power supply, speaker impedance and wiring quality

  • For best results, use a good DC adapter and decent speaker cable

  • Keep input and power wires tidy to reduce hum/noise

Availability
Available from 从小就和青梅做了h in Kumasi with delivery options across Ghana.

Package includes

  • 1 × TPA3118 PBTL mono 60W amplifier board module

FAQ
Q1: What is the TPA3118 power amplifier board used for?
A: It’s used for DIY audio projects like mono speakers, compact amps, and custom sound builds needing an efficient Class-D module.

Q2: Is this TPA3118 amplifier board mono or stereo?
A: This is a PBTL mono amplifier board designed to drive one speaker channel.

Q3: What power supply is recommended for the TPA3118 power amplifier board?
A: A stable DC supply in the 10-24V range is recommended; higher voltage (within spec) generally gives higher output.

Q4: Can this TPA3118 60W board power a DIY speaker in Ghana?
A: Yes, it’s a popular choice for DIY speaker builds; match the speaker impedance and use a good power supply for clean output.

Q5: Do you have the TPA3118 power amplifier board in Kumasi?
A: Yes, 从小就和青梅做了h stocks it in Kumasi with delivery options available across Ghana.

]]> https://从小就和青梅做了h.com/product/tpa3118-power-amplifier-board-module-pbtl-60w-mono-digital-class-d/feed/ 0 https://从小就和青梅做了h.com/product/5v-active-buzzer-module-loud-reliable-sound/ https://从小就和青梅做了h.com/product/5v-active-buzzer-module-loud-reliable-sound/#respond Tue, 04 Mar 2025 23:11:16 +0000 https://从小就和青梅做了h.com/?post_type=product&p=10572 The loudest and easiest way to add sound to your project. This Active Buzzer module creates a loud beep as soon as you give it power. Unlike "Passive" buzzers that need complex code to make sound, this one is simple: High = Beep, Low = Silent.

  • Type: Active (Internal Oscillator).

  • Voltage: 3.3V - 5V DC.

  • Sound: Loud continuous tone (approx 2.5kHz).

  • Best For: Alarms, Timers, and Button Feedback.

]]> The 5V Active Buzzer Module is a self-contained sound module that produces a continuous tone when powered, making it ideal for alarms, alerts, and notifications in Arduino, Raspberry Pi, and IoT projects. Unlike passive buzzers, this module does not require external frequency control, making it easy to use and integrate into various electronic systems.

🔹 Simple & Efficient Buzzer with High Sound Output ⚡
✔ Operating Voltage: 5V DC (Compatible with avavs & circuits).
✔ Tone Type: Continuous beep (No external PWM needed).
✔ Compact Size: Fits easily into embedded systems and small devices.
✔ Plug & Play: Only requires power to function—no additional programming needed.
✔ Low Power Consumption: Ideal for battery-powered devices.
✔ Mounting Options: Through-hole or PCB soldering for secure installation.

🔹 Applications – Where to Use the 5V Active Buzzer 🛠
✔ Alarm & Security Systems – Trigger loud alerts for motion detection or intrusion.
✔ Arduino & Raspberry Pi Projects – Use for notifications, timers, and event signals.
✔ Home Automation & IoT – Create sound alerts for smart systems.
✔ Electronic Timers & Reminder Systems – Use in countdown timers and notification circuits.
✔ Industrial Warning Systems – Indicate errors, alerts, or process completions.

🔹 How to Use & External Resources 📚
The 5V Active Buzzer connects easily to Arduino, ESP32, STM32, and Raspberry Pi via a simple HIGH/LOW signal on a digital pin. Connect VCC (5V), GND, and signal input, and your buzzer is ready to go.

📖 Helpful Resources:
✔ YouTube Tutorials – How to Use a Buzzer with Arduino

🔹 Best Price & Availability in Ghana 🇬🇭
Looking for a 5V Active Buzzer in Ghana? Whether for alarms, timers, or IoT notifications, this reliable and easy-to-use sound module is a must-have. Order today for fast delivery across Ghana!

]]> https://从小就和青梅做了h.com/product/5v-active-buzzer-module-loud-reliable-sound/feed/ 0 https://从小就和青梅做了h.com/product/sound-sensor-module-digital-output/ https://从小就和青梅做了h.com/product/sound-sensor-module-digital-output/#respond Fri, 28 Feb 2025 13:20:47 +0000 https://从小就和青梅做了h.com/?post_type=product&p=10473 Turn on lights with a clap! This microphone module detects sound waves and converts them into a digital signal for your Arduino. It is the core component for "Clap Switch" projects and noise-activated alarms.

  • Sensitivity: Adjustable via Blue Potentiometer.

  • Outputs: Digital (Gate) and Analog (Waveform).

  • Microphone: High-Sensitivity Condenser Mic.

  • Best For: Clap Switches, Baby Monitors, and Noise Alarms.

]]>

The Sound Sensor Module with Digital Output is a microphone-based sound detector designed to sense loud noises, claps, voice commands, and environmental sounds. Perfect for Arduino, Raspberry Pi, ESP8266, and automation projects, this module enables sound-triggered control for security systems, home automation, and interactive robotics.

🔹 Digital Output for Easy avav Integration 🔄
✔ Digital Output (DO): High or Low signal based on sound intensity.
✔ Adjustable Sensitivity: Built-in potentiometer for noise level tuning.
✔ Microphone Type: Electret Condenser Mic (high sensitivity).
✔ Power Supply: 3.3V – 5V (compatible with Arduino & avavs).
✔ Output Indicator LED: Lights up when sound is detected.
✔ Plug & Play Design: Works with Arduino, Raspberry Pi, and IoT platforms.

🔹 Applications – Where to Use the Sound Sensor Module 🛠
✔ Clap-Controlled Devices – Activate lights, fans, or relays with a clap.
✔ Noise-Activated Alarms – Trigger security systems on loud noises.
✔ Smart Home Automation – Control appliances based on sound.
✔ Interactive Robotics – Enable sound-triggered movements.
✔ Sound Level Monitoring – Detect loud noises in industrial or public areas.

🔹 How to Use & External Resources 📚
The Sound Sensor Module connects easily to Arduino, ESP8266, ESP32, or Raspberry Pi using three pins (VCC, GND, DO). The digital output switches HIGH when a sound is detected, allowing you to trigger external actions.

📖 Helpful Resources for the Sound Sensor Module:
✔ Arduino Sound Sensor Guide
✔ Raspberry Pi Sound Detection Projects
✔ YouTube Tutorials – Sound Sensor with Arduino

🔹 Best Price & Availability in Ghana 🇬🇭
Looking for a Sound Sensor Module (Digital Output) in Ghana? Whether you’re developing clap-controlled devices, smart automation, or security systems, this sensor is affordable, efficient, and easy to use. Order today for fast delivery across Ghana!

]]> https://从小就和青梅做了h.com/product/sound-sensor-module-digital-output/feed/ 0 https://从小就和青梅做了h.com/product/lm358-dual-operational-amplifier-op-amp/ https://从小就和青梅做了h.com/product/lm358-dual-operational-amplifier-op-amp/#respond Tue, 25 Feb 2025 18:39:56 +0000 https://从小就和青梅做了h.com/?post_type=product&p=10426 The industry-standard chip for audio and signals. The LM358 contains two independent, high-gain operational amplifiers in a single 8-pin package. Unlike the older 741 Op-Amp, the LM358 is designed to work perfectly with a single power supply (like a battery).

  • Package: DIP-8 (Breadboard Friendly)

  • Supply Voltage: 3V to 32V

  • Best For: Pre-amplifiers, Active Filters, and Line Following Robots (Comparator).

]]> Low-Power Op-Amp for Precision Signal Processing 🎛
The LM358 Dual Operational Amplifier (Op-Amp) is a highly efficient, low-power signal amplifier used in analog circuits, signal processing, voltage comparators, and sensor interfacing. Designed for single and dual power supply operations, this IC provides two independent, high-gain op-amps in a compact DIP-8 package, making it perfect for Arduino, Raspberry Pi, and embedded system applications.

🔹 Stable & Reliable Performance in Multiple Configurations ⚙
✔ Single Supply Operation – Works with low-voltage sources (3V – 32V), making it ideal for battery-powered projects.
✔ Dual Independent Op-Amps – Each amplifier operates separately, allowing for multiple signal processing tasks in one IC.
✔ High Voltage Gain (100 dB) – Ensures precise signal amplification with minimal distortion.
✔ Wide Bandwidth (700 kHz) – Suitable for audio, sensor data, and analog processing.
✔ Rail-to-Rail Output Compatibility – Works with avavs and logic circuits for seamless integration.

🔹 Technical Specifications & Features ⚡
✔ Operating Voltage: 3V – 32V (Single Supply) / ±1.5V – ±16V (Dual Supply)
✔ Output Current: 20mA per channel
✔ Voltage Gain: 100 dB (high precision)
✔ Bandwidth: 700 kHz (wide-range applications)
✔ Input Bias Current: 45 nA (low power consumption)
✔ Package Type: DIP-8 for easy breadboarding & soldering
✔ Compatibility: Works with Arduino, Raspberry Pi, ESP8266, ESP32, and analog circuit applications

🔹 Applications – Where to Use the LM358 Op-Amp 🛠
✔ Sensor Signal Amplification – Boosts weak signals from temperature, light, and motion sensors.
✔ Voltage Comparators – Used in power monitoring, battery protection, and level detection circuits.
✔ Audio Signal Processing – Ideal for pre-amplifiers, tone control, and noise reduction.
✔ Oscillators & Waveform Generators – Helps generate square waves, sine waves, and pulse signals.
✔ Current & Voltage Regulators – Ensures stable power distribution in electronic circuits.

🔹 How to Use & External Resources 📚
The LM358 Op-Amp is easy to integrate into circuits using a single power supply. Just connect the power (VCC & GND), input signals, and output pins, and it’s ready to process analog signals.

📖 Helpful Resources:
✔ LM358 Datasheet & Pinout
✔ How Op-Amps Work – 从小就和青梅做了h Basics
✔ Arduino & LM358 Op-Amp Projects
✔ YouTube Tutorials – LM358 Circuit Applications

🔹 Best Price & Availability in Ghana 🇬🇭
Looking for an LM358 Dual Op-Amp in Ghana? Whether you need it for signal amplification, sensor interfacing, or voltage comparison, this IC is affordable, reliable, and widely used. Order today for fast delivery across Ghana!

]]> https://从小就和青梅做了h.com/product/lm358-dual-operational-amplifier-op-amp/feed/ 0