Beyma ast22 Tweeter 49.2mm 25w 107dB - 4-20KHz - 4 ohms
[AST22] Avis/Critiques

vendu par paire.
prix affiché pour une paire.

· High sensitivity (107 dB)
· Extended frequency range (4 -20 KHz)
· Aluminium diaphragm
· Neodymium magnet
· Aluminium front cover
· Designed for the high frequencies reproduction

TECHNICAL SPECIFICATIONS

Nominal impedance 4 ohms
Power handling / maximum 25 W RMS / 100 W
Sensitivity 107 dB 1w @ 1m
Frequency range 4 - 20 kHz
Recommended crossover frequency 5 kHz, 12 dB/oct.
Voice coil diameter 37.6 mm. 1.5 in
Diaphragm material Aluminium

MOUNTING INFORMATION

Overall diameter 103 x 103 mm. 4.06 x 4.06 in.
Depth 71 mm. 2.80 in.
Baffle cutout dimensions 92 mm. 3.62 in.
Bolt circle diameter 107 mm. 4.21 in.

RECOMMENDED ATTENUATION

-3 dB attenuation R1 (1.2 ohm) R2 (10 ohm)
-6 dB attenuation R1 (2 ohm) R2 (4 ohm)
-9 dB attenuation R1 (2.7 ohm) R2 (2.2 ohm)
-12 dB attenuation R1 (3 ohm) R2 (1.2 ohm)