Grundig Full-Range 7048-034, made in Germany

Specification:
4 Ohm
4 Watt
Size: 18 x 28 cm (7,5’’x11,5’)
FS80 / 82Hz
Zmax20 / 22Ω
R3.00 / 3.03Ω
a6.667 / 7261
b7.745 / 8165
F173 / 77Hz
F289 / 92Hz
Qm12.910 / 14731
Qe2.278 / 2353
Qt1.936 / 2029