HSA-1b Headphone & Speaker Amplifier

HSA Front Panel

Headphone & Speaker Amplifier.

Direct drive amplifier for True-Ribbon Earfield Monitor headphones, speakers, conventional dynamic, and planar magnetic headphones.

Switch Drive.

Drive the SR1a, conventional headphones, or speakers.

Input Options.

Unbalanced, Single-Ended RCA. True-Balanced, XLR.

HSA Headphone & Speaker Amplifier 1

24 Step Attenuator.

Precision 24-step attenuator for rock-solid left/right balance at all listening levels.

Headphone & Speaker Amplifier.

Direct drive amplifier for True-Ribbon Earfield Monitor headphones, speakers, conventional dynamic, and planar magnetic headphones.

HSA and SR1a
HSA Headphone & Speaker Amplifier 2

Unbox. Amplify. $4500

HSA-1b ($4500)
SR1a + HSA-1b / Roller Carry On Case ($8000)
SR1a + HSA-1b / Interface Box / Roller Carry On Case ($8500)
5 Year Warranty