June 2, 2025

TDA1541A S1 DAC Test With Or Without Asynchronous

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This year, I built again a TDA1541 DAC. This is because I still have one DAC IC spare, together with the others parts required. The main dif...
May 22, 2025

TDA1541A DAC Build

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It is been awhile I am using Parasound DAC-1000 and satisfy with the sound. Moreover, my amplifier is also Parasound and enjoy this combo a ...
April 28, 2025

Crossover For 2-way SB Acoustic Speaker System

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About eight years ago, I was built a 2-way speaker system using SB Acoustic drivers. The driver for woofer is SB16PFC25-08 and for tweeter i...
April 9, 2025

Parasound HCA-1206 Multi Channel Amplifier, Optimized For Stereo Only

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This Parasound HCA-1206 is a multi-channel amplifier that intended for home theater audio setup. No wonder this amplifier has 6-channel iden...
March 1, 2025

300B Amplifier Hum Problem Solved

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My previous post about the 300B tube amplifier build was a breakthrough. At least for myself. That was my first 300B amplifier build which i...
February 14, 2025

Portable TDA1543 DAC Preamp & Headphone Amplifier

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I've built DAC with pre-amp and headphone amplifier combo several times which surprisingly sound good. Moreover, this might become more ...
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December 27, 2024

300B Tube Amplifier Build

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The 300B tube can be the holy grail of every tube amplifier. Everyone praises for its sweet sound. Personally, I never compare directly betw...
December 19, 2024

Fresh Catch, The Parasound DAC 1000

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Sometimes we bought the vintage audio equipment's not because only for the built quality, or the sound signature, or the price. I bought...