Nettbutikk

Radian 1245 og 1245Be

4″ erstatningsmembran

4″ erstatningsmembran som passer til Radian 950PB, 951PB og flere av JBLs 1,4″ og 2″ kompresjonsdrivere. Kommer i 8 og 16 ohm. Be versjonen er med beryllium membran.

Produkt Pris Kategori
Radian 1245 kr 1730 Erstatningsmembran
Radian 1245Be kr 11785 Erstatningsmembran

Aluminium legerings dome omgitt av Mylar
Passer til Radians egne 950PB og 951PB og følgende JBL drivere:
2445, 2446, 375, 2440, 2441, 2447. 2450, and 2451

Måling:
1245 frekvensrespons

FREQUENCY RESPONSE 500 Hz – 20 kHz
SOUND PRESSURE LEVEL * 129 dB continuous, 132 dB peak at one meter
MAXIMUM POWER HANDLING ** 90 watts continuous, 150 watts peak
SENSITIVITY *** 111 dB, one watt at one meter
RECOMMENDED CROSSOVER 500 Hz, 24 dB/octave, 1000 Hz, 18 dB/octave
NOMINAL IMPEDANCE 16 ohms
MINIMUM IMPEDANCE 12 ohms
D.C. RESISTANCE 8.5 ohms (± 10%)
VOICE COIL DIAMETER 4″, 100mm
VOICE COIL MATERIAL Edgewound copper- clad aluminum
DIAPHRAGM MATERIAL 0.003″ (0.08mm) heat treated aluminum alloy
DIAPHRAGM SUSPENSION Mylar
POLARITY Positive voltage at red terminal moves diaphragm towards phase plug
DIMENSIONS 5.0″ (127mm) diameter, 1.0″ (25.4mm) deep
WEIGHT 1.9 oz. (53.86 gm)

*Measured at rated MAX POWER HANDLING
**EIA Standard RS-426A through a 1 kHz, 24 dB/octave Linkwitz-Riley crossover
***Measured on a horn with a Q of 6.3 averaged in the 2 kHz octave band
Every attempt has been made to duplicate the technical specifications and performance parameters of the original product. However, variations in manufacturing tolerances may cause products to differ.