Kolumny w znakomitym stanie technicznym. Genialnie brzmiący bas. Wykonane na bezkonkurencyjnhch przetwornikach firmy SEAS. Widoczne na zdjęciach. Pracowaly w studio. Poniżej pełen opis. Zostaną wysłane dla bezpieczeństwa w 2 paczkach.

Dane;

Manufacturer: Scan-Dyna
Model: A-25
Type: Loudspeaker
Years of manufacture: 1968 - 1974
Made in: Denmark
Dimensions: 290 x 500 x 250 mm (WxHxD)
Weight: 9 kg
Original price approx.: 345 DM

Technical data:

Construction: 2-way aperiodic (half-open, "Acoustic Resistor" / "Resistive Port/Vent" like Dynaudio Variovent)
drivers:
woofer: 250 mm cone, SEAS H-336 (according to surround) / type 25TV-EM (according to label), 4 Ohm.
midrange driver:
tweeter: 40 mm dome, SEAS H-087, 6 Ohm (measured: 4.8 Ohm).
Power handling (nominal/music): 35 W / 90 W efficiency: 88 dB / W / m

Frequency response: 30 - 20'000 Hz
Crossover: 1'500 Hz
Impedance: 4 Ohm

Special Features

Aperiodic damping system
Removable front
Height adjustment of 5 positions for listening room adaptation with the following features:
1) Low boost
2) Linear frequency response
3) Weak damping - Described as normal (probably means typical listening room)
4) Slightly stronger damping for "hard" rooms
5) Strong damping