SSTV Image Encoder
Image to SSTV Audio Encoder
Only for Mac
Free
Mac
Professional SSTV encoder for ham radio. Convert images to audio signals with multiple encoding modes and waveform visualization.
SSTV Encoder - Professional Image to Audio Converter for Ham Radio
Transform your images into SSTV (Slow Scan Television) audio signals with ease. SSTV Encoder is a professional Mac application designed for amateur radio operators and enthusiasts who need to transmit images over radio frequencies.
Key Features:
Multiple SSTV Encoding Modes
Support for 10 different SSTV modes including Robot 36, Martin M1/M2, Scottie S1/S2/DX, and PD 90/120/180/240. Each mode is optimized for different transmission times and image quality requirements.
Intuitive User Interface
Clean, modern macOS design with drag-and-drop support. Simply drag your image into the app or browse to select a file. The interface is designed to be user-friendly for both beginners and experienced operators.
Real-Time Audio Preview
Preview your encoded audio before transmission with the built-in audio player. Visualize the waveform to ensure optimal signal quality and verify your encoding settings.
Advanced Waveform Visualization
Interactive waveform display with zoom and amplitude controls. Pan through the audio to inspect signal characteristics and ensure proper encoding.
High-Quality Audio Export
Export your encoded audio as standard WAV files (44.1kHz, 16-bit) ready for transmission. Files are optimized for SSTV transmission equipment.
Wide Image Format Support
Accepts JPEG, PNG, GIF, BMP, and WebP formats. Images are automatically resized and optimized for the selected SSTV mode.
Offline Capability
After initial setup, the app can run completely offline. Perfect for field operations where internet connectivity may be limited.
Perfect For:
Amateur radio operators transmitting images via SSTV
Ham radio enthusiasts experimenting with slow-scan television
Educational purposes and demonstrations
Field operations requiring offline functionality
Anyone interested in radio image transmission
How It Works:
Select or drag an image into the app
Choose your preferred SSTV encoding mode
Generate the audio signal
Preview the waveform and audio
Export as WAV file for transmission
Technical Specifications:
Audio Format: WAV (44.1kHz, 16-bit)
Supported Image Formats: JPEG, PNG, GIF, BMP, WebP
SSTV Modes: 10 different encoding modes
System Requirements: macOS 10.13 or later
Whether you're a seasoned ham radio operator or just getting started with SSTV, SSTV Encoder provides all the tools you need to convert images into high-quality audio signals for radio transmission.
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The developer, 论 李, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 论 李
- Size
- 11.7 MB
- Category
- Utilities
- Compatibility
Requires macOS 15.4 or later.
- Mac
Requires macOS 15.4 or later.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © @LUNLI