Circuit Ideas I Electronic DIY Projects I Robotics
Circuit Ideas I Electronic DIY Projects I Robotics
Go from either dynamic condenser or electret microphone to line-level with a minimum of noise, distortion and hassle. Balance Microphone preamplifier is ultra clean one channel preamplifier, intended for use in most critical digital analog recording situations. The circuit delivers exceptional sonic performance even with extremely high input levels, making it ideal mate to the latest generation of transformer less
Read moreSimple tiny high quality low noise Balance Preamplifier/buffer designed around op-amp. This project can be use as balance to unbalance converter with audio level adjust on board. Work with +/-15V dual DC supply @ 100 mA also provided screw terminal for Euro balance audio input connector. Onboard two LED for supply indication. RFI filter (Inductor) in input. Project also can
Read moreNow days most of audio amplifier and audio systems does not comes with Phone preamplifier. This project is solution for this. Circuit has been designed around op-amp which amplify low level moving cartridge signal into high level audio signal and this signal can feed to any standard audio amplifier for great music quality. Supply dual 15 VDC @ 150mA
Read more20W Audio Amplifier has been design around LM1875 IC from National. The project is truly professional amplifier clean, crispy sound reproduction and total freedom from noise, its deliver 20W + 20W RMS into 8 Ohms @ less then 1% THD (Greater then 0.06%) THD @ 1KHz in 1W with 8Ohms Load. Can be use as recording and broadcast studio near
Read more20W Audio Amplifier project is based on LM1875 IC. Power supply input upto 48 VDC Output 20 W, 4 Ω Very low distortion (THD 0.015%), good channel separation and ripple rejection IC built-in thermal, short circuit protections Internal output protection diodes Terminal pins for connecting input Screw terminal connector for easy power supply input and speaker connection Power-On LED indicator
Read more6W + 6W Stereo Audio Amplifier project is based on LA4440 IC from SANYO. Power supply – 12 VDC Output – 2 X 6 W, 4 Ω Input resistance – 30 KΩ Low distortion (THD – 0.1%), Good channel separation and ripple rejection IC built-in thermal, overvoltage, pin-to-pin short protector Terminal pins for connecting inputs Power Battery Terminal (PBT) for
Read more5W Stereo Audio Amplifier project based on BA5406 IC is suitable for application like stereo radio cassette player, stereo components systems etc. Download Data Sheet BA5406 Power supply 12 VDC Output 5 W + 5W, 3 Ω Input resistance 100 KΩ Good distortion (THD – 0.3%), Good channel balance Berg pins for connecting of inputs Screw terminal connector for
Read more12W Hi-Fi Audio Amplifier project using TDA2030 IC, intended to be used as a low frequency class AB amplifier. Power supply input 24 VDC Output : 12 W, 4 Ω Input resistance 5 MΩ Very low harmonic distortion (0.5%) and cross-over distortion IC built in Short circuit, Thermal shut-down Terminal pins for connecting audio signal input Screw terminal connector for
Read more6W Mono Audio Amplifier project using TDA2003 IC. Power supply input 14 VDC Output 6 W, 4 Ω Input resistance 150 KΩ Very low harmonic and cross-over distortion IC built in short circuit, thermal over- range, load dump voltage surge protected Onboard preset to adjust volume Terminal pins for connecting audio input Screw terminal connector for easy power supply input
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