Vintage AmplifierCollectors archive

Mark Levinson No. 28 Preamplifier with PLS-228

Mark Levinson First posted July 2012

Archived listing from the original vintage-amplifier.com. Prices, seller details and purchase links have been removed; this page is a reference record, and nothing here is for sale. About this archive.

Levinson Preamplifier # 28
Levinson Preamplifier # 28
From the original site

Mark Levinson No. 28 Preamplifier & PLS-228 Power Supply – Excellent Condition. This unit is in perfect working order with very low usage. This unit does not have phono. This unit is in excellent cosmetic condition.

Added in 2026

About this model

The No. 28 is a solid-state Mark Levinson preamplifier with a separate PLS-228 power supply, dated to around 1990 and noted for its balanced circuit design. This one had no phono stage, very low use and excellent cosmetics.

It comes from the Madrigal era, after the original company's 1984 bankruptcy; Harman International acquired the brand in 1995.

The archive also has a Mark Levinson power amplifier, the No. 331, and a short history of the company.

At a glance
MakerMark Levinson (Madrigal Audio Laboratories), USA
ModelNo. 28 with PLS-228 power supply
TypeSolid-state line preamplifier
DateAbout 1990
PhonoNot fitted on this unit (listing)

Questions collectors ask

When was the Mark Levinson No. 28 introduced?

Around 1990, according to collector sources.

What is the PLS-228?

The No. 28's separate power supply.

Sources: Wikipedia: Mark Levinson Audio Systems.

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