Fast Shipping On All Items 30 Days Money Guarantee Customer Support Excellent Service 100% Satisfaction Satisfaction Guaranteed Ultra Spectrum Analyzer with 25W Attenuator, Seesii 4.0 Inch 100Khz to 5.3Ghz Handheld Tiny Frequency Analyzer with 32Gb Card,100Khz to 800Mhz MF/HF/VHF UHF Input Specification Product Dimensions 6.3 x 4.33 x 2.17 inches; 2.73 Pounds Style With 25W Attenuator Manufacturer Seesii 4.33 inches x 6.3 inches x 2.17 inches. Weight: 2.73 lb Item Description ??2023 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 25W ttenuator; 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. Product Description Upgraded 4.0Inch TinySA ULTRA Spectrum Analyzer, 100kHz to 5.3GHz Widely Measure Range,New Version V0.4.5.1 This New Version V0.4.5.1 Spectrum Analyzer with 4.0 inch 480 x 320 large touchscreen display, 100kHz to 5.3GHz widely measure range, with the new ESD protection function,and built-in 32Gb micro SD card, can directly record data to the card ,which is convenient for your data sharing and storage. Compared with the 2.8 inch tinysa, upgraded TinySA ULTRA has a larger screen size, a wider measurement range, faster and more accurate measurement performance, you can easily cope with measurement test in various fields. With 25W N to SMA Type Attenuator for TinySA/TinySA ULTRA and NanoVNA. 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. 4.0 inch Large Touchscreen With 4.0 inch 480 x 320 high definition screen, which can let you operate and see the data more clearly, give you a better using experience. Built-in 3000m-ah Rechargeable Battery Ultra-long battery life,with type-C charging cable and LED charging indicator,it can be fully charged within 3 hours,no need to charge frequently. 32GB TF SD card Included Built-in 32Gb mi-cro SD card, can directly record data to the card ,which is convenient for your data sharing and storage. PC Control Available 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. Return Policy ? We guarantee against any defective or misrepresented products. The original shipping label must be sent back to us to validate the return. A full refund can only be issued during the first 30 days upon receipt of the product. ? Returns will be voided if the product is mishandled or physical damaged by customer. ? Buyer will be responsible for all kind of return shipping/shipment to the seller for resolving the problem. ? Returns made for all non-defective, undamaged products are subject to a 15% restocking fee. Shipping and handling fees are absolutely non-refundable. If an item is returned to us due to an address issue, we do charge a reshipping fee to reship. If you would like a refund, there will be a 15% restocking fee applied. ? All returned products need to be assigned an RMA # (Return Merchandise Authorization #) prior to return. Please contact us through's messaging system to obtain an RMA# for the return. Any returned product without an RMA # on package will not be accepted or processed. ? Please contact us before returning. Feedback ? We appreciate your feedback and our system will automatically leave feedback for you after bid ends. ? Please contact us through message center if you have any problems, we will always try our best for 100% customer satisfaction. Payment Options Shop With Confidence