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A view on the quad volume control circuit
Here it is: Our new 4 channel volume control circuit. With 5x5cm in size, this is a circuit that will fit even in very small cases. You can even control it from your Arduino or Raspberry Pi. Check our...
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Preview: Shunt voltage regulator
The new PCBs for the shunt voltage regulator arrived. Now final testing starts. Unfortunately I ran out of electrolytic capacitors of the right size, therefore it will take some more days until the...
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These capacitors look cool
Today I found a pair of NOS 1 ROE EYF 06 electrolytic capacitors. After measuring them I was lucky to see, that they still have full capacity (4800uF and 4700uF). And wow – these things look great! The...
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HiFiBerry – preview
HiFiBerry is an addon-board for the Raspberry Pi. It will be connected to the board by USB. You can add it directly or using an external USB cable. To connect it directly to the USB port, the USB jack...
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More QuadVol images
The Quad volume control circuit Connecting QualVol to a Sparrow board Connecting QuadVol to a Raspberry Pi
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ClassicPower (black) + Roedenstein low-ESR capacitors
Our ClassicPower PCB looks nice with these NOS Roedenstein capacitors. The PCB is available in black and white in our shop.
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HiFiBerry DAC Retro style
Have a look at this nice setup of a Swiss HiFiBerry DAC user. He used an old amplifier and added a Raspberry Pi, the HiFiBerry DAC and a wireless stick to create a very cool streaming audio player.
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