Electronics Testing and Reviews

Modern versus Vintage Turntables
In this blog post I compare three vintage turntables against a modern turntable in terms of objective test data including harmonic and intermodulation distortion and frequency response. By utilizing a...
Modern versus Vintage Turntables
In this blog post I compare three vintage turntables against a modern turntable in terms of objective test data including harmonic and intermodulation distortion and frequency response. By utilizing a...

Schiit REKKR
In this blog post I test the Schiit REKKR amplifier. Features: Stereo, 8 Ohms: 2W RMS per channel Bridged Mono, 8 ohms: 4W RMS THD: <0.001%, 20Hz-20KHz, at 1V RMS...
Schiit REKKR
In this blog post I test the Schiit REKKR amplifier. Features: Stereo, 8 Ohms: 2W RMS per channel Bridged Mono, 8 ohms: 4W RMS THD: <0.001%, 20Hz-20KHz, at 1V RMS...

Keyence Laser for Loudspeaker Acoustic Measurement
In this blog I test a Keyence laser sensor for loudspeaker frequency response measurement. Rationale A laser offers immunity to room reflections or other behavior not related to diaphragm movement....
Keyence Laser for Loudspeaker Acoustic Measurement
In this blog I test a Keyence laser sensor for loudspeaker frequency response measurement. Rationale A laser offers immunity to room reflections or other behavior not related to diaphragm movement....
DIY Digital Audio Player (DAP) Project No.2473 ...
This is part two of my previous blog post featured here. In this part I conduct a distortion measurement comparison between the following: Test A Raspberry Pi 4 with Ian...
DIY Digital Audio Player (DAP) Project No.2473 ...
This is part two of my previous blog post featured here. In this part I conduct a distortion measurement comparison between the following: Test A Raspberry Pi 4 with Ian...

DIY Digital Audio Player (DAP) Project No.2473
Lately I've been struggling with finding a suitable digital player for music playback. I thought I would share my experiences so far and provide an update on where I'm at...
DIY Digital Audio Player (DAP) Project No.2473
Lately I've been struggling with finding a suitable digital player for music playback. I thought I would share my experiences so far and provide an update on where I'm at...
Meixing Mingda MC-7R Preamp
In this blog post I test and review the Meixing Mingda MC-7R Preamp. I purchased this preamp from a reputable seller on Canuckaudiomart. The unit arrived from shipping and it was...
Meixing Mingda MC-7R Preamp
In this blog post I test and review the Meixing Mingda MC-7R Preamp. I purchased this preamp from a reputable seller on Canuckaudiomart. The unit arrived from shipping and it was...