JA688 vs Luxman M-900u
The M-900u's power @ 8ω is 150W against the JA688's 350W, its output impedance 0.012Ω against 1Ω, its input impedance 51Ω against 100Ω, and its input sensitivity 1.2V RMS against 0.7V RMS.
AI-generated product photo — not official manufacturer imagery.
AmplifiersPower AmplifiersTube AmplifiersDiscontinued
Estimated price (community-sourced)
$7,763.28
Around — community and catalog average, updates slowly
About the JA688
The Jadis JA688 is a flagship mono power amplifier marketed as an exclusive model for Hong Kong and China. Available source material identifies it as a tube amplifier with a pure Class A/B output stage, adjustable output transformer taps for 1/4/8/16 ohm loudspeakers, and self-bias operation.
Specifications
Power Specifications
Amplification power output and characteristics
- Power @ 8Ω
- 350W @ 8Ω
- Input Sensitivity
- 0.7V RMS
- Input Impedance
- 100Ω
Analog Output
Analog signal output specifications
- Output Impedance
- 1Ω
Connectivity
Input and output connections
- Bluetooth
- No
- Wi-Fi
- No
- Ethernet
- No
Key Specifications
Power: 350W
Frequency: 15-20000 Hz
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions