HEADPHONE AMPLIFIER / ACSS BALANCED PREAMPLIFIER (9W - 40 OHM)

LAST ONE AVAILABLE (EX DEMO)

FINAL AMPLIFIER WITH ACSS TECHNOLOGY

DUAL MONO FINAL AMPLIFIER WITH ACSS TECHNOLOGY

BALANCED PREAMPLIFIER WITH POWER REGENERATION AND ACSS CONNECTIONS

HEADPHONE BALANCED AMP/PREAMP WITH POWER REGENERATION

VALVE PREAMPLIFIER WITH REGENERATIVE POWER SUPPLY

Integrated regenerative power supply

8 valves for Vacuum HE1 SE

10 valves for Vacuum HE1 XLR

Valve rectifier, without silicon elements on the signal and power circuits.

All power capacitors built with SOLEN protection films

All filaments of the vacuum valve are powered by AC

Remote function

EarStudio ES100 MK2 - 24 Bit High Resolution Portable Bluetooth Receiver / Headphone / dac Amplifier with AAC, aptX, aptX HD, LDAC (Black)

R2R-11 mk2

Fully upgraded version (USB module clocks upgraded with Crystek & built-in isolator for the USB module)

Real NOS discrete R-2R DAC design

Fully Discrete Transistors Headamp And Preamp All-In-One.

Output power rated at 3800 mW @25 ohm, driving most headphones easily.

4 fully discrete R-2R DA converters (2 per DA-8 board) implementing two push/pull decoders.

2 fully discrete native DSD decoders.

Fully discrete current signal transmission design.

32bit / PCM384K /DSD512 asynchronous transfer using the Amanero 384 usb input

The whole digital circuit is comprised of 3 CPLDs (programmable chips) supporting firmware update to improve sound quality in the future.