The True Direction

The MOON 461 is an analog power amplifier designed to amplify the signal from a preamplifier with absolute accuracy. As the most powerful model in the Compass Collection, it is engineered to deliver substantial output capability, low distortion, and stable performance across a wide range of loudspeaker loads, while preserving the signal integrity with transparency, dynamic expression, and composure under demanding conditions.

At the heart of the 461 is proprietary MOON Distortion-Cancelling Amplifier (MDCA) architecture, pioneered in the flagship North Collection. This advanced topology significantly reduces distortion and improves linearity, contributing to a highly faithful rendering of the source signal with exceptional clarity and accuracy.

Two proprietary MOON Hybrid Power (MHP) supply modules—one dedicated to each channel—provide a stable, low-noise, and high-current energy source to the amplifier. This dual-mono implementation improves channel separation, lowers crosstalk, and enhances current delivery, particularly into lower-impedance loads. A Stereo / Bridged Mono / Bi-Amping Mono mode switch expands installation flexibility and supports a wide range of loudspeaker configurations.

With its black chassis, bead-blasted aluminium cheeks (available in black or silver), and clean architectural lines, the MOON 461 combines robust engineering with the distinctive visual language of the Compass Collection.

Design features
- MDCA – MOON Distortion-Cancelling Amplifier
- No Global Feedback Design
- MOON Transistors
- Dual-mono internal architecture
- Stereo / Bridged Mono / Bi-Amping Mono mode switch
- Two proprietary MOON Hybrid Power (MHP) supply modules, one dedicated to each channel
- MOONLink on dual-Ethernet port
- USB service port

In the box
- Quick start guide
- AC power cable
- 1 spare fast-blow fuse
- MOONLink

Specifications
- Output Power (Stereo 8 Ω) : 150 W
- Output Power (Stereo 4 Ω) : 300 W
- Output Power (Mono 8 Ω) : 450 W
- Input Sensitivity : 1 V
- Input Impedance : 22 kΩ
- Gain : 31 dB
- Frequency Response : 5 Hz – 100 kHz +0/-3 dB
- Total Harmonic Distortion + Noise (@ 1 W) : 0.005%
- Total Harmonic Distortion + Noise (@ 150 W) : 0.003%
- Intermodulation Distortion : 0.005%
- Signal-to-Noise Ratio : 114 dB
- Crosstalk : –114 dB
- Damping Factor : 425
- Power Consumption (Idle) : 35 W
- Power Consumption (Full Power Standby) : 34 W
- Power Consumption (Low Power Standby) : 1 W
- Dimensions (width x height x depth) : 16.9x3.5x14.5 in / 42.9x8.7x36.8 cm
- Shipping Weight : 24 lbs / 11 kg