The control unit built to match the M-05 - class-A symmetric push-pull from the head unit to the line stage.
Mains-powered valve/solid-state Luxman: valve units run 400-500 V on the plates, so discharge the supply before service. Original Luxman output transformers and the 8045G valves are irreplaceable - missing or rewound iron cuts the value sharply.
Marks that can be entered for this maker: Model / catalogue number, British capacitor code (Hunts, Mullard), Japanese capacitor code (Nichicon, Chemi-Con, ELNA), EIA component code, Version & era marker.
Nothing predates 1983; components only push the date later.
Sold-listing reading: fair JPY 113,900, good JPY 113,900, excellent JPY 113,900 JPY · 1 sold listings (thin sample — indicative only) · as of 2026-10-18. 1 completed sale in JPY observed on 2026-10-18. fair/good/excellent = min/median/max of the observed SOLD prices (113900 / 113900 / 113900), NOT condition grades - neither source publishes a per-condition split. Only 1 sale in this currency, so it is recorded as an estimate with sample_flag thin, not as an aggregate. Sale/completion dates span 2026-09-12 to 2026-09-12. Channels counted: yahoo_closed x1. No exchange-rate conversion was applied anywhere in this file.
Evidence: Audio Heritage (JP) — period catalogue sheets · HiFi Shark — live listings aggregator