Dac 4.4Based on the ANK dac 4. 1 kit and enhanced with ampsandosund transformers, circuit modifications and wiring expertise. Power supply starts with a M2PCB fitted with 6X5 rectifier and a 6MB8 ECL82 tube as a regulated Power supply. Part choices are reworked for resistance to heat soak. Our DAC strategy calls for a Resistor Ladder DAC architecture as opposed to the more common Delta Sigma computer processing style DAC. Rather than using feedback loops and

The Hudson’s bass section utilizes a 15″ woofer in a direct-radiating configuration that is front-ported to minimize interaction with front walls

Volume control is sourced from Khozmo and is a Relay Latch system with 64 steps

fanatical attention to implementation details and use of custom wound transformers

Each choice in the Arch came about in the same manner

Badlands Pre Turret Based

every Yellowstone also ships with a selection of premium NOS tubes

premium 33-step attenuator volume control

·      1 XLR Balanced line level input

This of course necessitated the design of the highest power input power transformer ampsandsound has ever designed

The Chassis is hand fabricated and built with 11 gauge steel

The nature of this pre was to give all the sonic dividends of the Marantz 7 but in a more robust/serviceable package

From a function standpoint