POS I

Introduced: 1976
Dimensions: 60 x 33 x 30 cm
Bass: 1 x 25 cm
Highs: 1 x dome tweeter
Suggested for amplifiers with: min 15 Watts per channel
Frequency range: 43 Hz - 19 kHz
Crossover frequencies: 1600 Hz
Suggested price (pair):  $ 200

A technical sheet with crossover schematics can be seen here.

View a brochure of the POS I here: page 1, page 2, page 3

Get the manual below:
1001A_pos1-2-manual.pdf