HA3 Tube vs Creek Audio OBH-11
The OBH-11's power @ 8ω is 10W against the HA3 Tube's 0.13W, its weight 0.36 kg (1 lbs) against 0.54 kg (1 lbs), its width 130 mm against 120 mm, and its height 65 mm against 50 mm.
AI-generated product photo — not official manufacturer imagery.
HA3 Tube
Douk AudioAmplifiersHeadphone AmplifiersTube AmplifiersDiscontinued
Estimated price (community-sourced)
$45
Around — community and catalog average, updates slowly
About the HA3 Tube
The Douk Audio HA3 Tube is a compact vacuum-tube headphone amplifier and stereo preamplifier for desktop audio systems. It is an older/discontinued model and should not be confused with Douk Audio’s current U3, T3, or other similarly branded headphone and tube products.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 0.13W @ 8Ω
- Amplifier Class
- A
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
- Analog Inputs
- RCA, 3.5mm AUX
- Analog Outputs
- Stereo RCA, 3.5mm headphone jack
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 120 × 50 × 138 mm (W × H × D)
- Weight
- 0.54 kg (1 lbs)
Key Specifications
Power: 0.13W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions