Korg HA-S Nutube Headphone Amplifier DIY Kit

The HA-S is a Nutube-equipped DIY Headphone amp kit that will let you enjoy the highest quality audio anywhere. No soldering is required, so even if you are new to the world of DIY, you will be able to assemble the HA-S to add a warm, analog tube-driven signal boost to any sound source in no time!

SPECIFICATIONS

• Vacuum Tube: Nutube 6P1
• Connections: INPUT/OUTPUT stereo minijack
• Controls: volume, internal NFB (Negative Feedback) switch
• Output impedance: 10Ω、recommended load：15Ω or more
• Power: 2 alkaline AA batteries
• Autonomy: approx. 9 hours
• Dimensions (W x D x H): 111 × 65 × 29mm
• Weight : 110g（without batteries）

Dimension Packaging Weight : 0.5 kg