tube pre-amp board is the circuit schematic design imitation crew Music fax X-10D,to be rational optimization,more stable performance than the original machine,tube play 10% increase. This board uses a single 12V AC input,the circuit processing provides 6J1 tube needed positive and negative voltage ..
A 68W continuous average (@ 4ohms), 0.0028% THD, and 104dB SNR Audio power amplifier kit that gives you a high end performance at low cost. These figures are not taken from the specification sheets, they are data taken by actual measurements done in our lab.Using the LM3886 chip highly rated by seas..
This audio kit is for consumer application. It is suitable for car audio power amplifier with high performance and also in home audio applications, a mono amplifier is used to deliver power to a single channel speaker.Specifications : :
High Power Amplifier 17W Mono
with Built in protector circu..
An Arduino / gizDuino Compatible mini Mp3 Player with simplified output directly to the speaker. this module can be used as standalone Mp3 player with a simple speaker, switches and battery Specifications :
SD Card supported format type
FAT16 & FAT32 (upto 32gb u..
Two galvanically isolated bipolar rectifier-filter circuit with speaker protection circuitry that can be used with a wide range of DIY audio amplifier projects. All rectifier sections are capacitor shunted to minimize potential interference with the sensitive parts of your audio circuit
A low cost, barebone MP3 Player module. Plays MP3 music stored in a user supplied MicroSD card. Five dome contact switch provides basic user control: play, skip and return to a selection, and adjust the volume control setting. A USB port allows direct mp3 file transfer from a PC. Specifications :P..