多级标题格式：
esimese taseme pealkiri：QRP Transceiver Kit
teisene tiitel：Sissejuhatus
3. taseme pealkiri：Overview of QRP Transceiver Kits
4. taseme pealkiri：Benefits of Using QRP Transceiver Kits
teisene tiitel：Features of QRP Transceiver Kits
3. taseme pealkiri：Compact and Portable Design
3. taseme pealkiri：Low Power Consumption
3. taseme pealkiri：Affordability
3. taseme pealkiri：Customizability
teisene tiitel：How QRP Transceiver Kits Work
3. taseme pealkiri：Receiving Signals
4. taseme pealkiri：Filtering and Amplifying Signals
4. taseme pealkiri：Transmitting Signals
4. taseme pealkiri：Controlling Frequency and Power Output
teisene tiitel：Choosing the Right QRP Transceiver Kit
3. taseme pealkiri：Evaluate Your Needs and Goals
3. taseme pealkiri：Research and Read Reviews
3. taseme pealkiri：Consider the Kit’s Complexity
teisene tiitel：Building and Assembling a QRP Transceiver Kit
3. taseme pealkiri：Gathering the Tools and Components
4. taseme pealkiri：Following the Instructions
4. taseme pealkiri：Testing and Troubleshooting
teisene tiitel：Järeldus
3. taseme pealkiri：Final Thoughts on QRP Transceiver Kits
4. taseme pealkiri：The Excitement of Building and Operating Your Own Transceiver
