Debug Your Infrastructure

Get Instant Solutions for Kubernetes, Databases, Docker and more

AWS CloudWatch
Thank you! Your submission has been received!
Oops! Something went wrong while submitting the form.
Pod Stuck in CrashLoopBackOff
Database connection timeout
Docker Container won't Start
Kubernetes ingress not working
Redis connection refused
CI/CD pipeline failing

Telnyx Echo During Call

Audio feedback loop due to microphone and speaker proximity.

Understanding Telnyx Voice/Calls Communication API

Telnyx is a leading provider of Voice/Calls Communication APIs, offering robust solutions for integrating voice capabilities into applications. These APIs enable developers to build applications that can make, receive, and manage calls with ease, providing a seamless communication experience.

Identifying the Symptom: Echo During Call

One common issue encountered when using Telnyx's Voice/Calls Communication API is the presence of an echo during calls. This symptom is characterized by the caller hearing their own voice repeated after a short delay, which can disrupt the communication flow.

Exploring the Issue: Audio Feedback Loop

The root cause of the echo during calls is often an audio feedback loop. This occurs when the microphone picks up sound from the speaker, creating a loop that results in the caller hearing their own voice. This is typically due to the proximity of the microphone and speaker, especially in devices without proper echo cancellation.

Technical Explanation

The feedback loop can be exacerbated by poor audio device settings or the lack of effective echo cancellation features. Without these, the sound from the speaker is captured by the microphone and sent back through the call, creating the echo effect.

Steps to Fix the Echo Issue

1. Enable Echo Cancellation

Most modern devices and communication platforms, including Telnyx, offer echo cancellation features. Ensure that these features are enabled in your application settings. Refer to the Telnyx API documentation for guidance on enabling echo cancellation.

2. Adjust Audio Device Settings

Check the audio settings on the devices being used for the call. Lower the speaker volume to reduce the chance of the microphone picking up the sound. Additionally, use headphones or a headset to minimize the risk of feedback loops.

3. Optimize Microphone and Speaker Placement

Ensure that the microphone and speaker are not placed too close to each other. If possible, use directional microphones that are less likely to pick up sound from the speaker.

4. Test and Monitor

After making these adjustments, conduct test calls to ensure that the echo issue has been resolved. Continuously monitor call quality and gather feedback from users to identify any recurring issues.

Conclusion

By understanding the root cause of the echo during calls and implementing these actionable steps, developers can significantly improve the call quality in their applications using Telnyx's Voice/Calls Communication API. For further assistance, consult the Telnyx Support Center.

Master 

Telnyx Echo During Call

 debugging in Minutes

— Grab the Ultimate Cheatsheet

(Perfect for DevOps & SREs)

Most-used commands
Real-world configs/examples
Handy troubleshooting shortcuts
Your email is safe with us. No spam, ever.

Thankyou for your submission

We have sent the cheatsheet on your email!
Oops! Something went wrong while submitting the form.

🚀 Tired of Noisy Alerts?

Try Doctor Droid — your AI SRE that auto-triages alerts, debugs issues, and finds the root cause for you.

Heading

Your email is safe thing.

Thank you for your Signing Up

Oops! Something went wrong while submitting the form.

MORE ISSUES

Deep Sea Tech Inc. — Made with ❤️ in Bangalore & San Francisco 🏢

Doctor Droid