13 cm (5") full-range loudspeaker with an inverted cone. Uniform frequency response and powerful low-frequency output.
Simple installation e.g. in vehicles with loudspeaker mounts for 13 cm loudspeakers.

Typical applications:
- Built into cars, busses or trains
- Electronic musical instruments
- Monitoring speaker for electronic devices

Rated power 30 W
Maximum power 50 W
Nominal impedance Z 4 Ohm
Frequency response 65–20000 Hz
Mean sound pressure level 88 dB (1 W/1 m)
Maximum cone displacement 5 mm
Resonance frequency fs 100 Hz
Magnetic induction 0,85 T
Magnetic flux 160 µWb
Height of front pole-plate 3 mm
Voice coil diameter 20 mm
Height of winding 6 mm
Cutout diameter 116 mm
Net weight 0,29 kg
D.C. resistance Rdc 3,4 Ohm
Mechanical Q factor Qms 5,17
Electrical Q factor Qes 1,64
Total Q factor Qts 1,25
Equivalent volume Vas 6,1 l
Effective piston area Sd 87 cm²
Dynamically moved mass Mms 4,5 g
Force factor Bxl 2,3 T m
Inductance of the voice coil L 0,2 mH
Heat resistance −25 ... 100 °C