Arcam rHead Headphone Amplifier Firstly I would like to thank Rob Follis at Arcam for arranging this. It's always helpful to the community by doing such product tours and I am very much obliged to be a participant. Construction: rHead feels like a tank, weighs a metric tonne () and measures a brick in flesh. The touring unit is in black and I personally like the colour. It's certainly a very well made product and you would feel the same when you hold it in your hand. The overall shape is more or less follows the new design trend that...