---
product_id: 660684485
title: "SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2025 Upgraded"
brand: "seesii"
price: "€ 728.28"
currency: EUR
in_stock: true
url: https://www.desertcart.hr/products/660684485-seesii-tinysa-ultra-zs406-spectrum-analyzer-with-50w-attenuator-4
store_origin: HR
region: Croatia
---

# 32GB built-in microSD storage 100kHz-5.3GHz ultra-wide range 3000mAh long-lasting battery SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2025 Upgraded

**Brand:** seesii
**Price:** € 728.28
**Availability:** ✅ In Stock

## Summary

> 📡 SeeSii TinySA ULTRA: Spectrum analysis that keeps you ahead of the signal curve.

## Quick Answers

- **What is this?** SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2025 Upgraded by seesii
- **How much does it cost?** € 728.28 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/660684485-seesii-tinysa-ultra-zs406-spectrum-analyzer-with-50w-attenuator-4)

## Best For

- seesii enthusiasts

## Why This Product

- Trusted seesii brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual-Mode Powerhouse:** Switch between spectrum analyzer and signal generator modes, with sine, square, and dual-tone outputs up to 4.4GHz.
- • **Plug & Play PC Control:** USB Type-C connection with automatic driver install lets you control and analyze data directly from your computer.
- • **Ultra-Wide Frequency Mastery:** Covering 100kHz to 5.3GHz, this analyzer handles everything from MF to UHF with precision.
- • **Pro-Level Resolution & Accuracy:** 200Hz to 850kHz RBW filters distinguish even the closest signals, perfect for advanced inter-modulation testing.
- • **Seamless Data Capture & Sharing:** Built-in 32GB microSD lets you record and transfer measurement data effortlessly—never lose a critical insight.

## Overview

The SeeSii TinySA Ultra is a professional-grade handheld spectrum analyzer featuring a 4.0-inch touchscreen, ultra-wide 100kHz to 5.3GHz frequency range, and built-in 32GB storage. It combines spectrum analysis and signal generation in one compact device, with advanced resolution filters and long battery life, making it ideal for engineers and tech-savvy professionals who demand precision and portability.

## Description

SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2025 Upgraded

## Features

- SeeSii Upgraded TinySA Ultra:This New Version V0.4.5.1 Spectrum Analyzer is developed by Hugen, with 4.0 inch 480 x 320 large touchscreen display, 100kHz to 5.3GHz widely measure range, with the new ESD protection function, the product has a higher anti-static level and a longer service life, and built-in 32Gb micro SD card, can directly record data to the card ,which is convenient for your data sharing and storage
- Frequency Range: Compared to the tinysa (100kHz to 960MHz), the upgraded tinysa ULTRA has 100kHz to 5.3GHz ultra-wide measuring frequency range, spectrum analyzer for 0.1-800MHz, with Ultra mode up to 0.1MHz-6GHz.Switchable resolution band pass filters for both ranges between 200Hz to 850kHz. Color display showing 450 scan points covering up to the full low or high frequency range. Faster and more accurate measurement performance, you can easily cope with measurement testes in various fields
- 2 in 1 Multifunctional Frequency Analyzer & Signal Generator: When not used as Spectrum Analyzer it can be used as Signal Generator,with sine wave output between 0.1-800MHz or square wave or dual tone output up to 4.4GHz.Built-in calibration signal generator that is used for automatic self test and low input calibration
- PC Control: Connected to a PC via USB it becomes a PC controlled Spectrum Analyzer or Signal Generator.Tinysa-APP transfers data directly to the computer.The USB interface implements CDC protocol and there is a large set of commands that can be invoked over the serial interface. These command can be used to perform measurements or update internal settings. The driver for Windows will install automatically after connecting to a Windows PC. The driver for Linux is built into the kernel
- Ultra-long Battery Life: The upgraded tinysa analyzer built-in 3000m-ah rechargeable battery,with type-C charging cable and LED charging indicator,it can be fully charged within 3 hours,no need to charge frequently
- 200Hz-850kHz RBW: The RBW is as low as 200Hz, which can effectively distinguish adjacent signals and meet the requirements of SSB dual-satellite inter-modulation test. Input Step attenuator from 0dB to 31dB (can not be used not in combination with LNA)
- Package List: 1x Tinysa ULTRA Spectrum Analyzer;1x 50W attenuator; 2 x30cm ALSR100 SMA cables;1 x USB Type-C data cable;1 x SMA-SMA barrel connector ;1x TLanyard and touch plectrum;1 x Antenna with SMA connector.1 x32GB MicroSD card(plugged in the host), 1 x Touchscreen pen. It's very useful as an antenna analyzer for your ham station, easy to set without fancy calibration
- Reliable After-Sales Service: We provide professional technical support to keep you away from after-sales worries. If you are not satisfied with SeeSii TinySA ULTRA or have any other questions, please feel free to contact us. Our after-sales service experts will reply to your information as soon as possible, We will do our best to solve your problems, and you can purchase and experience with confidence

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Seesii |
| Manufacturer | Seesii |
| Item Weight | 939 g |
| Product Dimensions | 16 x 11 x 5.5 cm; 939 g |
| Item part number | TinySA ULTRA with |
| Item Height | 5.5 Centimeters |
| Item Width | 11 Centimeters |
| Are batteries included? | Yes |

## Images

![SeeSii TinySA Ultra+ ZS406 Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.4GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2025 Upgraded - Image 1](https://m.media-amazon.com/images/I/8161fAsZ4FL.jpg)

## Frequently Bought Together

- SeeSii TinySA Ultra Spectrum Analyzer with 50W Attenuator, 4.0 Inch 100kHz to 5.3GHz Handheld Tiny Frequency Analyzer with 32Gb Card,100kHz to 800MHz MF/HF/VHF UHF Input, 2024 Upgraded
- BECEN 10W SMA Attenuator,40db,DC to 3GHz,50 Ohm
- DHT Electronics Handheld Antenna Cable SMA Male to UHF SO-239 Female Connectors 6'' Pack of 2 for Amplifier

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-03-12*