Since the manufacturer won't give you a "better manual," save this text file to your phone or print it out.
| Function | Button Combo | | :--- | :--- | | Power On/Off | Long press Encoder (2 seconds) | | Toggle Mute | Short press Encoder (in main screen) | | Band Up/Down | Band +/- buttons | | Fast Tuning (x10) | Hold Band Up + Rotate Encoder | | Set SSB Sideband | Menu -> SSB -> USB/LSB | | Adjust SSB Pitch | Menu -> BFO (do not touch main knob) | | Save Memory | Hold Band Up (3 sec) | | Recall Memory | Tap Band Down | | Lock Keypad | Hold Band Down (3 sec) | | Reset to Factory | Off -> Hold "Band Up" + "Band Down" -> Power On |
Before we dive into the good stuff, let’s acknowledge the elephant in the room. The original ATS20 manual has three major flaws:
To get a better experience, you need a better source of truth. Let’s build it.
The "ATS20 radio manual better" search exists because the factory failed its customers. But now, you are not a victim of bad documentation.
You now know:
Keep this guide saved. Share it with other frustrated ATS20 owners. Your radio is capable of hearing Ham operators in Japan, pirates in the Caribbean, and aviation traffic across the continent—provided you use the better manual.
Now, go tune to 3.860 MHz (LSB) at sunset and listen to the world. ats20 radio manual better
Unlocking the Full Potential of Your ATS-20: Why a Better Manual Matters ATS-20 SI4732
is a powerhouse of a portable radio, packing AM, FM, and SSB (Single Side Band) capabilities into a tiny, budget-friendly frame
. However, if you’ve recently unboxed one, you likely found the included documentation to be… let's just say "minimal".
Finding a better manual—or specialized firmware documentation—can be the difference between a radio that sits on your shelf and a high-performance receiver that picks up ham radio operators from across the globe. Why the Standard Manual Falls Short
Most ATS-20 units ship with a basic sheet that barely covers how to turn the dial. This often leads to confusion around: The "Hidden" Menus: Modern ATS-20s often use community-driven firmware like
, which add deep settings for soft mute, screen brightness, and frequency calibration that aren't in the original manual. SSB Tuning Complexity:
Tuning into Ham radio requires precise steps (as small as 10Hz) and BFO (Beat Frequency Oscillator) adjustments to make voices sound natural instead of like "Donald Duck". Button Shortcuts: Advanced firmware lets you use the Since the manufacturer won't give you a "better
buttons for things like quick scanning or switching settings pages—features rarely documented in the box. Pro Tips for Mastering Your ATS-20
If you're looking to upgrade your experience, here are the core functions you should know (that your manual might have missed):
Since the official ATS-20 and ATS-20+ documentation is often limited, enthusiasts typically rely on community guides and firmware-specific documentation to get the best performance. Quick Start Guide
Initial Setup: Attach the rubber feet for stability, screw the telescopic antenna into the "ANT" port, and charge via the USB Type-C port until the LED indicator changes.
Switching Bands: Short press the BAND+ button to enter selection mode, then rotate the encoder knob to choose your desired band (FM, AM, LSB, USB, etc.).
Fine Tuning: Use the Step button to select your tuning increment, then rotate the TUNE/BFO knob to dial in the frequency. Advanced Features & "Hidden" Settings
Many units come with or can be upgraded to Goshante's ATS_EX firmware or similar versions, which unlock deeper settings: Before we dive into the good stuff, let’s
Soft Mute (SM): Adjustable from 0–32; lower values reduce the "chuffing" silence between tuning steps but may increase noise while rotating the knob.
Sync Mode (Syn): Can be enabled for SSB to help stabilize reception of shifting signals.
Bandwidth (BW): Press the BW button to cycle through filters; narrower settings help reduce interference from nearby stations. Essential Tips for "Better" Performance
The "Hand" Effect: The radio's sensitivity often drops when you set it down. A common fix is using a BNC-to-banana adapter with external copper wires to act as a simple dipole antenna, which reduces noise interference.
Power Source: Use battery power whenever possible. Charging while listening often introduces significant mains hum and electronic noise into the receiver. Documentation
: If you need a more detailed English manual, many users recommend the ATS-20+ Advanced Firmware User Manual for detailed button maps and setting definitions. Lets upgrade the ATS 20+
Thank you for purchasing the ATS-20. This compact, software-defined radio (SDR) receiver is based on the Silicon Labs Si4732 DSP chip. It offers wide frequency coverage, multiple modulation modes, and high sensitivity in a portable form factor.
This manual provides complete instructions for operation, configuration, and troubleshooting.
Key Features: