electrostatic speaker

What is the main component that moves to produce sound in an electrostatic loudspeaker?

• Voice coil

• Metal cone

• Charged diaphragm

• Magnetic coil

Which of the following is a common advantage of electrostatic loudspeakers?

• Strong bass response

• Very high sound clarity

• Extremely portable design

• Cheap and widely available

Where are you most likely to find electrostatic loudspeakers?

• Grocery stores

• High-end audio stores

• Movie theaters

• Car audio systems

What does an electrostatic loudspeaker typically require to operate properly?

• Bluetooth connection

• High-voltage power supply

• Subwoofer integration

• Wi-Fi signal

Where are electrostatic loudspeakers most commonly used?

• Cars

• Recording studios and home audio systems

• Airports

• Outdoor concerts

What is one of the key advantages of electrostatic loudspeakers?

• They are waterproof

• They are the cheapest speakers available

• They offer low distortion and high sound clarity

• They only play loud bass

What does a hybrid electrostatic speaker combine?

• Bluetooth and Wi-Fi

• Electrostatic panels and dynamic woofers

• Headphones and microphones

• Amplifiers and cables

Which future trend is expected in ESL development?

• 3D printed speaker parts and smart integration

• Use in military drones

• Replacing all home appliances

• Battery-powered cars

1. What is the main function of the step-up transformer in an electrostatic speaker circuit?

• 1. Reduce voltage
     

• 1. Increase current

• 1. Supply DC bias voltage

• 1. Increase audio signal voltage

2. Why is a high-voltage bias applied to the diaphragm?

• 2. To power the stators

• 2. To help move air directly

• 2. To create a constant electrostatic field

• 2. To reduce impedance