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McIntosh Laboratory · Tuners

MR73

First solid-state McIntosh AM/FM tuner.

Catalogue code
MR73
Years
1969–1971
Type
tuner
Valves & speakers
First solid-state McIntosh AM/FM tuner
Lifecycle
retired
Confidence
High
Technology
solid-state
Channels
2
Inputs_outputs
FM (AM on MR71/MR73/MR74), line out
Safety

Solid-state: check autoformer/Power Guard boards and the original output devices; re-professional recap is expected at this age.

How this model is dated
01 / Witnesses

What applies here

Marks that can be entered for this maker: Serial number, Model / catalogue number, British capacitor code (Hunts, Mullard), Japanese capacitor code (Nichicon, Chemi-Con, ELNA), EIA component code, Version & era marker.

02 / Bounds

The model year is a floor

Nothing predates 1969; components only push the date later.

03 / Value

What moves the price

Sold-price aggregates are not collected yet, so the archive gives no figure — condition, originality of the transformers and a documented recap move this model more than any list price.

Related models
MX1101962–1969 · tuner / tuner-preamplifier · TunersMX1121968–1971 · tuner / tuner-preamplifier · TunersMX1131971–1980 · tuner / tuner-preamplifier · TunersMR671963–1968 · tuner · TunersMR711963–1969 · tuner · TunersMR781972–1979 · tuner · Tuners

Evidence: McIntosh Audio — historical index