M-45

Name: Yamaha M-45
Brand: Yamaha

Yamaha

1986 – 1988

AmplifiersPower AmplifiersDiscontinued

Estimated price (community-sourced)

$340

Around — community and catalog average, updates slowly

About the M-45

The Yamaha M-45 is a two-channel Natural Sound power amplifier introduced in the mid-1980s. It uses Yamaha’s switchable Auto Class A operation, has separate left- and right-channel level controls, and provides selectable A/B speaker outputs. Published specifications list 125 watts per channel into 8 ohms and support for speaker loads from 2 to 8 ohms.

Specifications

Type: Stereo power amplifier Power output: 125 W per channel into 8 Ω (stereo) Frequency response: 20 Hz–20 kHz Total harmonic distortion: 0.002% (published specification) Damping factor: 70 Input sensitivity: 1.14 V Signal-to-noise ratio: 119 dB Speaker load impedance: 2–8 Ω Features: Auto Class A operation; independent left/right level controls; switchable A/B speaker outputs Dimensions (W × H × D): 435 × 165 × 420 mm Weight: 12.5 kg

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Pairs with

Components that show up alongside the M-45 in real systems. A verdict means the pair has been checked for compatibility and headroom — open it to see how the two get along.

Mytek Audio Brooklyn
Topping E70
SVS SB13 Ultra
Fritz Speakers Carrera BE
Harman Kardon Signature 2.0
Focal Sopra N°1
WiiM Mini
Bluesound NODE 2i

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