2025 TinySA ULTRA Plus ZS407 7.3GHz Handheld Spectrum Analyzer 3.95" Touch Screen Built-in Battery
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The 2025 TinySA ULTRA Plus ZS407 redefines portable RF analysis with its 7.3GHz frequency coverage and lab-grade performance in a handheld device. Featuring a vibrant 3.95-inch touchscreen (480×320 IPS-TFT), this analyzer delivers ultra-fast scans (165ms for 0-350MHz) and groundbreaking sensitivity down to -169dBm/Hz with LNA enabled.
Breakthrough Features
- 7.3GHz Ultra Mode: Extends coverage beyond 5.3GHz for mmWave applications
- Lab-Grade Sensitivity: -169dBm/Hz DANL (LNA On), -153dBm/Hz (LNA Off)
- Advanced Signal Generator: Sine wave (100k-900MHz), square wave (800MHz-6.3GHz), mixing signals (4.4-5.4GHz)
- Lightning-Fast Scanning: 165ms for 0-350MHz sweep, 14ms zero-span
- 200Hz–850kHz RBW: Resolves adjacent signals and passes SSB two-tone tests
- Phase Noise: -103dBc/Hz @ 100kHz offset
Technical Specifications
- Display: 3.95" IPS-TFT (480×320) touchscreen
- Frequency Range: 90MHz–7.36GHz (Ultra mode)
- RBW: 200Hz to 850kHz
- Dynamic Range: -166dBm/Hz DANL (separates -140dBm signals at 200Hz RBW)
- IP3: +18dBm (without LNA), -8dBm (with LNA)
- Battery: 5000mAh Li-Po (8+ hours runtime)
- Connectivity: USB-C, UART-TTL, microSD, 3.5mm audio
- Dimensions: 117×72×23mm (without protrusions)
Professional Applications
- Field testing 5G/6G, Wi-Fi 6E/7, and satellite systems
- EMI troubleshooting and RF circuit debugging
- Antenna tuning and signal integrity validation
- Educational labs and SDR development
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