Reference Standard 5

Introduced: 1982 (?)
Dimensions: 74 x 34 x 25 cm
Bass: 2 x 16 cm
Mids: 1 x Polydome
Highs: 1 x EMIT
Suggested for amplifiers with: 35-125 Watts per channel
Frequency range: 43 Hz - 32 kHz
Crossover frequencies: 600 Hz, 4000 Hz
Suggested price (pair): 698 $

A technical sheet with crossover schematics of the RS 5 can be seen here.

Comment: There must be RS 5B versions which are bookshelfs.