360-hour Battery Life with Charging Case | Superior Sound Quality | IPX-7 Waterproof | Bluetooth 5.0 UNI TWS is the world’s most advanced true wireless earbuds designed with superior Hi-Fi sound and ultra-long playtime. It’s your perfect workout companion with secure fit and an IPX-7 waterproof rating. Tired of running out of juice when you […]
UNI: World’s Most Advanced True Wireless Earbuds Read More »
CAE Softwares and Systems, a Germany-based company, is launching SoundCam on Kickstarter. SOUNDCAM is the first camera that images sound and is affordable for everyone. The system is intuitive and as easy to use as a smartphone. SOUNDCAM locates sound sources in real time and immediately displays the results on the screen. SOUNDCAM visualizes complex acoustic information
SOUNDCAM – The World First True Handheld Sound Camera for Everyone Read More »
BTc “Binary Time constant” algorithm. A system to record and/or play sound in a bitstream format using just one digital output pin. This is a sound playback system for a PIC or any other microcontroller. It uses a clever encoding system to mathematically model the actual performance of the RC filter when the signal is
Record+play fast 1bit sound on a PIC! Read More »
When S/PDIF became available in the Teensy Audio Library I thought this might be the solution to ground loop problems I’d been having when interfacing projects to my PC. However, I quickly realized I didn’t have any sound cards with an S/PDIF interface. In the belief that I’d rather build than buy I decided to
An S/PDIF Sound Card Using The PCM2906 Read More »
People who are visually impaired usually use a staff to guide them as they walk. They tap with their staff to know if an obstacle is present around. Others use the echolocation technique. They produce a clicking sound through their tongue, foot, and fingers and through this they detect objects from their surrounding by sensing
Staff with Click Sound and Obstacle Alarm Read More »
Updated on 30.6.2015 The PIC16F876A’s ADC digitizes the sound and store it in the SD or SDHC card. The firmware works for SD or SDHC cards only, for old SD (before 2009) use ver1 firmware. Do not use SDXC cards with this project because some of them work on 1.8V drive. The code detects whether
SD/SDHC CARD SOUND RECORDER Read More »
This project is aimed to design a ‘Sleep and Wake-up Assistant’. Different from a normal alarm clocks which can only make noise, this alarm clock is designed to wake up a person in a comfortable and effective way by involving sound, light stimulation, motion detection and vibration. The functions of this alarm system are: (
A PIC-based Alarm clock system Read More »
INTRODUCTION The idea for creating a USB sound card based on a PIC came from discussions of other people creating one on the Microchip USB forum. The hardware of the card is based on all Microchip products. The software uses a modified version of the Microchip USB framework which is interrupt driven instead of the
USB Audio Streamer A Microchip PIC based USB sound card Read More »
This USB sound card that presents itself as C-Media is one of the cheapest sound cards available with price $1.1-$2 depending on vendor. Device markings: HX2010-0705, production date 40th week of 2013 (or later?). Device enumerates as composite device: sound card + HID input. HID input part is used for audio volume and mute control
Cheap C-Media (?) sound card Read More »
