8B vs PrimaLuna DiaLogue Premium Power
The DiaLogue Premium Power's power @ 8ω is 42W against the 8B's 35W and its signal-to-noise 94 dB against 90 dB. Both share thd (0.100%) and class (Tube).
AI-generated product photo — not official manufacturer imagery.
8B
MarantzAmplifiersTube AmplifiersPower AmplifiersDiscontinued
Estimated price (community-sourced)
$3,400
Around — community and catalog average, updates slowly
About the 8B
The Marantz 8B is a stereo tube amplifier that uses a pair of EL34 pentode tubes per channel, producing about 35 watts of power per channel. It is well-regarded for its clear and detailed sound, making it suitable for powering both vintage and modern efficient speakers. The amplifier features a robust build, weighing about 55 pounds, and includes a valve complement of 2 x 6BH6, 2 x 6CG7, and 4 x EL34 tubes. It has a frequency response of 20Hz to 20kHz and a total harmonic distortion of 0.1%. The signal-to-noise ratio is 90dB, and it supports speaker load impedances from 4Ω to 16Ω.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 35W @ 8Ω
- Amplifier Class
- tube
- Damping Factor
- 20
- Minimum Impedance
- 4Ω
- Input Sensitivity
- 1.3V RMS
Analog Output
Analog signal output specifications
- THD
- 0.100%
- SNR
- 90 dB
Physical Dimensions
Size, weight, and appearance
- Dimensions
- 342.9 × 260.35 × 177.8 mm (W × H × D)
- Weight
- 24.95 kg (55 lbs)
Key Specifications
Power: 35W
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions