crystal set

ریشه

The word 'crystal' comes from the Greek word 'krustallos', meaning 'ice' or 'rock crystal'. 'Set' refers to a collection of equipment or devices.

مثال

• He built a crystal set as his first DIY radio receiver.
• Crystal sets were popular among radio enthusiasts in the early 20th century.
• The crystal set allowed him to listen to radio broadcasts without a power source.

ترکیب‌های رایج

Build a crystal set Use a crystal set Listen with a crystal set