Loudspeaker Unit – 75 mm Diameter (5 W, 8 Ω)

This Loudspeaker Unit is a compact, reliable audio component ideal for school physics demonstrations involving sound waves, frequency, amplitude, and oscillations. The loudspeaker features a 75 mm diameter circular driver mounted securely inside a durable plastic case, offering protection and stability during classroom use.

Two 4 mm socket terminals allow quick, secure connection to signal generators, audio output equipment, or low‑voltage power supplies. With a power rating of 5 W and a resistance of 8 Ω, this speaker delivers a clear, useful sound level across the full audio frequency range—ideal for waveform demonstrations, resonance tube experiments, and acoustic investigations.

Key Features

• 75 mm diameter circular loudspeaker
• Mounted in a durable plastic case
• Two 4 mm socket connectors for easy wiring
• Power rating: 5 W
• Resistance: 8 Ω
• Produces clear audio across a wide frequency range
• Suitable for signal‑generator‑driven classroom experiments

Ideal for School Science Lessons

Perfect for KS3–KS5 physics, this loudspeaker supports:

• Demonstrating sound waves, frequency, and amplitude
• Using with signal generators for tone and frequency studies
• Resonance and standing‑wave experiments
• Showing loudness changes with voltage or power input
• Acoustic demonstrations linked to the science of hearing

Robust, clear‑sounding, and classroom‑ready, this Loudspeaker Unit is an essential component for teaching sound and wave physics in school laboratories.