Technical Support

Thank you for choosing CannedRocket! We provide comprehensive technical support to help you get the most out of our products and services.

📞 Contact Information

Email Support (Recommended)

Email: underwoodzhou@gmail.com

Response Time:

• General inquiries: 24-48 hours
• Urgent issues: within 24 hours
• Technical questions: within 48 hours

Website

Website: https://cannedrocket.com

🆘 FAQ

SSTV App Questions

Q: Why can't I receive SSTV signals？

Possible causes and solutions:

1. Signal too weak

   • Check your antenna direction
   • Ensure the antenna is elevated
   • Stay away from interference sources

2. Incorrect frequency

   • Verify SSTV transmission frequency
   • Use frequency lock features
   • Check local frequency regulations

3. Volume settings

   • Adjust microphone input volume
   • Check in-app volume settings
   • Ensure device volume is not muted

4. Application settings

   • Select the correct SSTV mode
   • Check sample rate settings
   • Restart the application

Q: What if the application crashes？

Troubleshooting steps:

1. Update the application to the latest version
2. Restart your device
3. Clear app cache
4. Uninstall and reinstall the app
5. Check if your iOS/Android version is up to date

Q: Which SSTV modes are supported？

Supported modes (30+):

• M1, M2 (Classic modes)
• S1, S2 (Slow modes)
• P3, P5, P7 (High resolution)
• Robot (24, 36, 72)
• Martin (M1, M2, M3, M4)
• Scottie (S1, S2)
• Black & White modes
• Other international modes

See the complete list: SSTV Mode Documentation

Q: How to improve reception quality？

Tips for better reception:

• Use a quality antenna
• Receive in areas with less electromagnetic interference
• Use a low-noise preamplifier
• Adjust receiver gain
• Use shielded cables
• Optimize antenna direction

Details: Receiving Guide

🔧 Troubleshooting Guide

General Issues

App starts slowly

• Check available memory
• Close background apps
• Clear app cache
• Check disk space

No audio input

• Check microphone permissions
• Verify audio input device
• Test microphone functionality
• Check input levels

Poor image processing

• Ensure good signal quality
• Adjust processing parameters
• Try different modes
• Use image enhancement features

OS-Specific Issues

iOS

• Check iOS version compatibility
• Grant microphone permissions
• Check storage space
• Restart iPhone/iPad

Android

• Check Android version compatibility
• Grant microphone permissions
• Clear app data
• Check device storage space

📚 Documentation and Resources

User Guides

• Quick Start Guide
• SSTV Mode Reference
• Image Enhancement Tips
• FAQ

Technical Documentation

• SSTV Fundamentals
• Hardware Guide
• Software and Tools
• Troubleshooting Guide

Community Resources

• SSTV online forums
• Amateur radio communities
• Weather enthusiast forums
• GitHub issue tracking

🐛 Bug Reports

Found a bug? We want to know! Please provide the following information：

1. Device information

   • Device model
   • OS version
   • App version

2. Issue description

   • Detailed description of the issue
   • Steps to reproduce
   • Expected vs actual behavior

3. Log information

   • Error messages
   • Screenshots
   • Timestamps

Submit bug reports: Send to underwoodzhou@gmail.com, subject: [BUG REPORT] Brief Description

💡 Feature Requests

Have a feature suggestion? We welcome user feedback.

Submit feature requests: Send to underwoodzhou@gmail.com, subject: [FEATURE REQUEST] Suggestion Description

Please include:

• Detailed description of the feature
• Use case
• Priority (high/medium/low)

🔐 Security Issues

Found a security vulnerability? Please do not discuss publicly.

Report security issues: Send to underwoodzhou@gmail.com, subject: [SECURITY] Security Issue

Please include:

• Vulnerability description
• Steps to reproduce
• Potential impact

We will investigate and fix all reported security issues as soon as possible.

📝 Support Ticket System

Creating a Support Ticket

When contacting us by email, please include：

Subject: [Support Type] Brief Description

Device Information:
- Device model:
- OS version:
- App version:

Issue Description:
(Detailed description of the issue)

Steps Tried:
(List troubleshooting steps already attempted)

Additional Information:
(Any relevant screenshots, logs, etc.)

Ticket Status

You can track your support ticket progress by replying to the email thread.

⏱️ Support Hours

• Weekdays: Monday to Friday
• Business hours: UTC+8, 09:00-17:00
• Response: 24-48 hours
• Urgent: Priority handling

💬 Community Support

User Forums

Connect with other users in our online community:

• Ask and answer questions
• Share tips and tricks
• Exchange reception techniques

Social Media

Follow us for the latest updates:

• Tips and tricks
• New feature announcements
• User stories

📖 Learning Resources

Online Tutorials

• SSTV basics tutorial videos
• Hardware setup guides
• Software configuration tutorials

Books and Publications

Recommended reading:

• SSTV operation guides
• Amateur radio handbooks
• Weather image processing guides

🎓 Training and Webinars

We periodically offer:

• Online webinars
• SSTV training courses
• Hardware workshops

Watch for update announcements!

📞 Other Ways to Contact

Direct Contact

Email: underwoodzhou@gmail.com

Feedback Form

Submit feedback via our website

Social Media

Contact us on Twitter, Facebook, and other platforms

📊 Service Commitment

We are committed to:

• ✅ Fast response to your inquiries
• ✅ Providing accurate and useful information
• ✅ Continuously improving our services
• ✅ Respecting your time
• ✅ Protecting your privacy

Satisfaction Survey

Help us improve! Please complete our short satisfaction survey

Thank you for choosing CannedRocket!

Last Updated: December 8, 2025

Questions? Contact us: underwoodzhou@gmail.com