A speaker, manufactured by JBL (Part ID: speaker), is an electroacoustic transducer designed to convert electrical energy into sound waves. This component is essential for producing audible audio signals in a wide range of applications. Speakers are widely used in consumer electronics, professional audio systems, automotive sound systems, and public address systems.
Below are the key technical details for the JBL speaker (Part ID: speaker):
Parameter | Value |
---|---|
Manufacturer | JBL |
Part ID | speaker |
Type | Dynamic speaker |
Impedance | 8 Ω |
Power Handling | 10 W (RMS) |
Frequency Response | 50 Hz – 20 kHz |
Sensitivity | 90 dB SPL @ 1 W/1 m |
Cone Material | Polypropylene |
Magnet Type | Ferrite |
Dimensions | 3 inches (diameter) |
Weight | 200 g |
The speaker has two terminals for electrical connections:
Pin | Description |
---|---|
+ | Positive terminal (connect to the amplifier's positive output) |
- | Negative terminal (connect to the amplifier's ground or negative output) |
Connect to an Amplifier:
Power Supply:
Mounting:
Wiring:
To use the speaker with an Arduino UNO, you can generate simple tones using the tone()
function. Note that the Arduino cannot directly drive the speaker; you must use a transistor or an amplifier circuit.
// Example code to generate tones on a speaker using Arduino UNO
// Ensure the speaker is connected via a transistor or amplifier circuit
#define SPEAKER_PIN 9 // Define the digital pin connected to the transistor
void setup() {
// No setup required for tone generation
}
void loop() {
tone(SPEAKER_PIN, 440); // Generate a 440 Hz tone (A4 note)
delay(1000); // Play the tone for 1 second
noTone(SPEAKER_PIN); // Stop the tone
delay(1000); // Wait for 1 second before repeating
}
No Sound Output:
Distorted Sound:
Low Volume:
Speaker Not Working with Arduino:
Q: Can I connect the speaker directly to a microcontroller like Arduino?
A: No, the speaker requires more current than a microcontroller can provide. Use a transistor or amplifier circuit.
Q: What happens if I exceed the speaker's power rating?
A: Exceeding the power rating can damage the speaker's voice coil or cause distortion.
Q: Can I use this speaker for stereo sound?
A: Yes, but you will need two speakers and a stereo amplifier to create a stereo setup.
Q: How do I improve the bass response of the speaker?
A: Use a well-designed enclosure with proper dimensions and acoustic damping materials.
This concludes the documentation for the JBL speaker (Part ID: speaker).