model GZFW 300
voice coil Ø 50 mm / 2"
impedance 4 Ω
Re 3.25 Ω
Fs 30.7 Hz
Qms 6.80
Qes 0.63
Qts 0.57
Vas 60 L / 2.12 cu.ft.
Le 2.26 mH
Mms 154 g
BL 12.4 Tm
Xmax 20 mm / 0.79“
efficiency (SPL 1w/1m) 88 dB
Power handling (RMS) 300 Watt / Watts
Recommended amplifier power 250 - 350 Watt / Watts
Outer diameter 310 mm / 12.21“
Mounting cut out 287 mm / 11.3“
mounting depth 149 mm / 5.87“
Recommended vented enclosure*
50 Liter netto
1.77 cu.ft. net
port diameter 1 x 8 cm / 1 x 3“
port length 20 cm / 7.9“
F3 frequency 32 Hz