WiiM now sells the Vibelink Amplifier, its first standalone amp. It doesn't offer any Wi-Fi streaming or Bluetooth ...

The specs of this op amp are not stellar, especially when it comes to bandwidth: a maximum of 1 kHz is way too low to process anything resembling audio, but is plenty for slow-moving circuits like ...

He demonstrated it in use, and even goes as far as to show it running an audio power amplifier driving a small speaker. For the dedicated student of op-amps, may we suggest further reading as we ...