Luxman R-404 (1976)

Name: Luxman R-404
Brand: Luxman

That warm, rich Luxman glow—right out of the box, no fuss, no frills.

Overview

The Luxman R-404 isn’t the biggest name in the brand’s history, but for those who’ve actually powered one up, it’s a revelation. Introduced in 1976, this AM/FM digital synthesized stereo receiver packs the kind of lush, musical sound Luxman became famous for—without pretending to be something it’s not. It’s not a flagship, it’s not oversized or overbuilt, but it delivers a listening experience that punches well above its weight. At 40 watts per channel (minimum continuous into 8 ohms), it’s got enough muscle for most rooms, and its phono stage—typical of pre-Alpine Luxman gear—is more than competent for moving magnet cartridges. You get a full set of inputs: Phono, Tuner, Aux, Tape 1, and Tape 2, plus dual tape monitoring, Speaker A/B switching, and tone controls with a loudness switch for late-night listening. It was built in Japan, finished in a champagne-colored, matte-brushed front panel, and designed for real-world use—exactly the kind of receiver someone might have bought new in the late '70s and kept for decades. One owner reported buying theirs new in 1976 and still using it daily. That kind of longevity speaks volumes.

Specifications

Manufacturer	Luxman
Model	R-404
Year of Release	1976
Type	Stereo Receiver
Power Output	40 watts per channel minimum continuous at 8 ohms
Frequency Response	20Hz to 20kHz
Total Harmonic Distortion	0.3%
Input Sensitivity	2.5mV (MM), 150mV (line)
Signal to Noise Ratio	75dB (MM), 92dB (line)
Inputs	Phono, Tuner, Aux, Tape 1, Tape 2
Outputs	Tape 1, Tape 2
Tuning Range	FM, AM
Loudness Control	Yes
High and Low Filters	Yes
Speaker Outputs	Speaker A + B
Remote Control	No
Power Requirements	220 V, 50 Hz
Dimensions (W×H×D)	18-1/2" × 5-1/4" × 12-1/2"
Weight	24 lbs
Made In	Japan
Color	Champagne, matt brushed
Original Price	898 DM

Key Features

Duo-Beta Feedback Circuitry

Owners note the R-404 uses a "Duo-Beta feedback circuit design"—a topology Luxman employed during this era to improve linearity and reduce distortion. While the exact implementation isn’t detailed in the specs, the measured 0.3% THD and solid signal-to-noise performance suggest it was effective. This isn’t just marketing fluff; it’s part of what gives Luxman receivers their smooth, easygoing character without sacrificing clarity.

Phono Stage and Input Flexibility

With a dedicated MM phono input (2.5mV sensitivity), the R-404 was clearly meant for vinyl lovers. Most Luxman receivers from this period included excellent phono stages, and while no detailed measurements are available, user reports confirm it handles records with warmth and presence. The inclusion of two tape loops, plus CD/AUX and tuner inputs, makes it a fully functional hub for a classic analog setup.

Tuner Section and Preset Quirks

It features an AM/FM digital synthesized tuner—a notable upgrade over analog tuners of the early '70s. However, a common complaint is that it doesn’t retain FM preset stations, which can be frustrating. One user noted the tuner design resembles the Luxman T-240, suggesting shared engineering, but reception quality varies—some call it “crappy,” while others don’t seem to mind. If you’re not a radio enthusiast, this won’t matter much, but don’t expect flagship tuner performance.

Build and Usability

The chassis is compact (18.5” wide, 5.25” high) and lightweight at 24 lbs, making it easy to integrate into any rack. It lacks a remote, but everything you need is on the front: tone controls, loudness, high/low filters, speaker switching, and source selection. The champagne matte finish gives it a subtle, upscale look—distinct from the brushed aluminum common on other brands. Inside, it reportedly contains a "supercap" (likely a large-value capacitor), and while no full teardown exists, the use of discrete components and standard serviceable parts means repairs are feasible.

Collectibility & Value

The R-404 isn’t a blue-chip collector’s item like a Luxman MQ-35, but it’s far from disposable. It’s appreciated by those who value real-world usability and that signature Luxman sound. Market prices are all over the place—listings have ranged from $20 to $399, with a US Audio Mart asking price of $119 and a Taiwan auction listing at NT$2,000 (about $60 USD). A service manual sells for $24.97, suggesting some demand for repairs. Units described as “tested and in perfect working condition” with “almost no signs of wear” have appeared on Reverb and other platforms, sometimes as New Old Stock from audiophiles who bought multiples. Cosmetic condition is often rated 9/10, technical condition 10/10—proof these units, when cared for, can last decades. The two most commonly reported issues: the power switch (a known weak point, but replaceable with a standard part) and the FM preset memory failure. Neither is a death sentence—just something to check before buying.