ATS-20+ Plus SI4732 DSP SDR Radio Receiver FM AM SW SSB LSB USB

ATS-20+ SI4732 Full-Band DSP SDR Radio Receiver — High-Performance Portable Tuner for FM, AM, SW & SSB Bands

Upgrade your listening experience with the ATS-20+ Plus SI4732 DSP Radio Receiver, a high-quality digital shortwave radio designed for hobbyists, ham radio users, and radio enthusiasts. Featuring advanced DSP (Digital Signal Processing) technology and a bright 0.96" OLED display, this receiver delivers exceptional clarity and performance across FM, AM (MW, LW, SW), and SSB (LSB/USB) bands.

⚙️ Key Features:

📺 0.96" OLED Display:

Clear and detailed digital screen shows frequency, mode, AGC, MONO, and other key data for precise tuning.

🔋 Built-In 800mAh Rechargeable Battery:

Equipped with a 3.6V lithium polymer battery for long-lasting portable operation, rechargeable via USB Type-C.

🎧 Multiple Audio Outputs:

Supports 3.5mm headphone jack and external speaker (4Ω–8Ω) for versatile listening options.

📡 Full-Band Coverage:

Covers FM, AM (MW & SW), and SSB (LSB/USB) bands — including 22 pre-configured commercial and amateur (ham) radio bands.

🎛️ Advanced Controls:

Auto memory hold after power-off

BFO control for fine SSB tuning

Adjustable audio bandwidth filters (0.5–4kHz)

Frequency step selection (1/5/10kHz)

🔌 Versatile Connectivity:

SMA antenna interface

USB download port for firmware updates

Type-C charging port

🛠️ Compact & Durable Design:

Built on a sturdy PCB with a black aluminum front panel, lightweight yet robust for both field and desktop use.

📐 Specifications:

Model: ATS-20+ Plus (SI4732 Version)

Display: 0.96" OLED

Bands Supported: FM / LW / MW / SW / SSB (LSB & USB)

Frequency Steps: 1, 5, 10 kHz

Audio Bandwidths: 0.5 / 1 / 1.2 / 2.2 / 3 / 4 kHz

Battery: 3.6V 800mAh Li-ion (built-in)

Power Supply: USB Type-C (charging)

Output Power: 1.5–2W (8Ω speaker)

Audio Output: 3.5mm headphone jack

Antenna Connector: SMA

Material: PCB + Metal Front Panel

Dimensions: 107 × 89 × 41mm

Weight: 205g

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📦 Package Includes:

1 × ATS-20+ Radio Receiver

1 × Antenna

📡 Ideal For:

Amateur radio (ham) operators

Radio hobbyists and SWL listeners

Educational labs and DIY electronics

Portable emergency communications

Experience precision radio tuning like never before — with the ATS-20+ Plus SI4732 DSP Receiver. Compact, reliable, and powerful for serious radio enthusiasts.