Spectrum Analyzer – Precision RF & Audio Display

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SEESII TinySA Ultra+ ZS406 Spectrum Analyzer, 100kHz–5.4GHz Handheld RF Analyzer

by SeeSii
Save 11% Save 11%
Original price $209.99
Original price $209.99 - Original price $209.99
Original price $209.99
Current price $186.90
$186.90 - $186.90
Current price $186.90

- 2025 Upgraded TinySA Ultra+ Version: Built with V0.4.6.1 firmware and developed by Hugen, the ZS406 offers improved performance, smoother operation, and enhanced reliability for daily RF testing.

- Wide 100kHz–5.4GHz Frequency Range: Covers 100kHz to 5.4GHz for broad signal measurement needs, with Ultra Mode extending testing capability up to 0.1MHz–6GHz.

- 2-in-1 Spectrum Analyzer & Signal Generator: Works as both a spectrum analyzer and signal generator, supporting sine wave output from 0.1–800MHz, plus square wave or dual-tone output up to 4.4GHz.

- 4.0-Inch Touchscreen Display: Features a 480 × 320 large color touchscreen with 450 scan points, making readings easier to view and settings easier to control.

- 200Hz–850kHz RBW Resolution: Switchable resolution bandwidth from 200Hz to 850kHz helps distinguish nearby signals more clearly for detailed signal analysis.

- Built-in 32GB Micro SD Card: Record measurement data directly to the included 32GB card for easier storage, sharing, and later analysis.

- Upgraded ESD Protection: The new ESD protection design improves anti-static performance and helps extend the service life of the device.

- Rechargeable Battery with Type-C Charging: Built-in 5000mAh rechargeable battery with Type-C charging cable and LED charging indicator for convenient portable use.

Specifications

Item size: 17 x 12 x 6.5 cm; 265g
Model: SEESII- TinySA ULTRA
Launch time: August 22, 2022
Manufacturer: Seesii

Documents

Seesii 2025 Upgraded Tinysa Ultra+ ZS406 100kHz–5.4GHz Spectrum Analyzer

Features a 4.0-inch HD touchscreen with up to 450 scan points for clear visualization of complex spectrum data. While ESD protection and the latest V0.4.6 hardware system provide professional and stable performance.

Built-in 32GB Micro SD card
Built-in LNA and Attenuator
ZS-406 TinySA Ultra+4.0 Inch 5.4GHz

ZS-406 TinySA Ultra+4.0 Inch 5.4GHz

Integrates a 100kHz-5.4GHz spectrum analyzer (Ultra Mode and High-Performance Normal Mode) and a signal generator (sine wave, square wave, mixed signal output)

TinySA ULTRA+ vs. TinySA Spectrum Analyzer

TinySA ULTRA+ vs. TinySA Spectrum Analyzer

PC Control Available

TinySA ULTRA+ offers a 4-inch screen, 5.4GHz range, and 5000mAh battery, compared to TinySA with a 2.8-inch screen, 960MHz range, and 650mAh battery.

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