10 Best Radio Frequency Attenuators In The Us - Black Friday 2024
Best Choice1
Seesii12% OffSeeSii TinySA Ultra Spectrum Analyzer with 25W 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
Main highlights- 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
- 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
- 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
- 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
- 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
- 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
- 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)
- 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
9.9Exceptional
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Value for Money2
UU TOJOINTOJOIN Adjustable Key-Press Attenuator Step-Adjustable Attenuator Push-Button Step Attenuator, N Type Attenuator 0-90dB, DC to 2.5GHz, 50 ohm RF Attenuator, N Type Female Attenuator 1PCS
Main highlights- Relate Indicators: Operating frequency: DC-2.5GHz; Attenuation range: 0-90dB; Insertion loss: ≤3dB; VSWR≤1.4, impedance: 50 ohms.
- Product Features: This Adjustable Key-Press Attenuator can adjust different attenuation values according to demand, so as to adjust the strength of the signal. It has the characteristics of simple operation, high attenuation accuracy and strong reliability.
- Package Includes: N Type Female Attenuator 1 pcs.
- Attenuation Accuracy: single bond attenuation accuracy :1dB-2dB; Overlay attenuation accuracy: ≤10-90dB (8 buttons including 1, 2, 4, 8, 16, 20, 20, 20dB).
- Application: Push-button step attenuators are usually used in electronic communication equipment or laboratories to adjust signal strength to adapt to different signal transmission needs.
9.6Exceptional
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3
HilitandRadio Frequency Attenuator DC Double Female Head SMA Attenuator 50Ω
Main highlights- 【Stable performance】 Excellent electrical performance, minimal change due to temperature.
- 【SMA Double Female Head】 RF Interface: SMA Double Female Head (Outer screw inner hole). Carbon film has good uniformity and consistency, stable and high reliability.
- 【Read directly, easy to use】 In the comparison method measurement circuit, it can be used to directly read the attenuation value of the network under test.
- 【Objects Used】 Suitable for a variety of RF and IF applications. Widely used in electronic equipment to adjust the size of in the circuit.
- 【Improve impedance matching】 If some circuits require a relatively stable load impedance, an attenuator can be inserted between this circuit and the actual load impedance to buffer the impedance change.
9.3Excellent
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4
SeesiiFilter Attenuator,Seesii RF Demo Kit NanoVNA RF Tester Board Filter Attenuator for NanoVNA-F NanoVNA-H Vector Network Analyzer Kits
Main highlights- This is a vector network analyzer learner tool. Package Included 1x PCB RF tester board, 2 x 20cm adapter cables
- Made of fine quality material, practical, has a long service life.
- Compact and lightweight, easy to operate and use.
- Can be used with NanoVNA-F to measure homemade low-pass-filter, 3dB bandwidth about 400MHz.
- Can be used with NanoVNA-F to measure 6.5M ceramic notch filter.
9.2Excellent
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5
EujgoovDC-4.0GHz RF Fixed Attenuator, SMA Double Female Head Radio Frequency Fixed Attenuator Module Board Elecrtonic Components
Main highlights- SPECIFIC FEATURES: RF fixed attenuator replacement, frequency range of DC - 4.0GHz and system impedance of 50Ω.
- SPECIFIC FEATURES: RF fixed attenuator replacement, frequency range of DC - 4.0GHz and system impedance of 50Ω.
- IN WORKMANSHIP: Fine workmanship and good performance, simple operation and easy to use.
- GOOD DURABILITY: Made of high quality material, good performance, damage resistant, long service time.
- EXCELLENT PERFORMANCE: With good and high durability, maximum power of 23dBm (200mW).
- CONVENIENT TO USE: Professional RF fixed attenuator with SMA double female head, easy to install.
9.1Excellent
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6
AUNMASAUNMAS Dc 4.0Ghz Fixed Attenuator, SMA Attenuator Set Attenuator SMA Double Female Head Radio Frequency Attenuator 50Ω
Main highlights- Versatile Use: This device is commonly used in electronic equipment to adjust strength in the circuit, providing flexibility and control in various applications.
- Precision Measurement: This DC 4.0Ghz Fixed Attenuator can be used in the comparison method measurement circuit to directly read the attenuation value of the network under test.
- Improved Impedance: For circuits requiring a relatively stable load impedance, the insertion of an attenuator can buffer the impedance change and improve impedance matching.
- High-Quality Material: The device's carbon film has good uniformity and consistency, with stable and high reliability, ensuring long-term effective usage.
- Excellent Electrical Performance: The attenuator gives out excellent electrical performance with minimal changes due to temperature fluctuations, ensuring the functioning of your electronic devices.
8.8Very Good
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7
NatudecoPE4302 Digital RF Attenuator Module High Linearity Programmable 0.5dB-31.5dB Step Attenuator Board 50 ohm DC-4000MHz Radio Frequency Attenuators Replacement
Main highlights- HIGH-QUALITY MATERIALS: Electronic components are made of high-quality plastic, robust and not easily damaged, with good performance and stability, long service life and reliable use.
- HIGH PERFORMANCE: Programmable step attenuator board has a unique control interface allowing the user to select the initial attenuation state at power-up, a shielded enclosure and an anti-reverse protection diode.
- EASY TO CARRY: Industrial electrical and electronic items Small and light enough to be carried in a toolbox or on the go, taking up little space and being readily accessible when needed.
- EASE OF USE: Radio frequency attenuator replacement supports parallel and serial CMOS control interfaces and start-up status selection, and can run on a single 3 volt supply, maintaining high attenuation accuracy for frequency and temperature.
- BASIC PARAMETERS: Digital RF attenuator module is a highly linear 6-bit digital RF step attenuator with a DSA range from 0.5dB step to 31.5dB, attenuation over the frequency range DC-4000MHz, supply voltage of 5V DC and bandwidth from 1MHz to 4GHz.
8.7Very Good
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8
Eujgoov1‑3800MHz RF Attenuator Digital RF Attenuator Variable RF Attenuator 0‑31dB Adjustable 1dB Step Back CNC Shell PC Controllable 5V
8.6Very Good
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9
SurecomSurecom SF401 Plus 27Mhz-3000Mhz Radio Portable Frequency Counter Meter with CTCCSS DCS Decoder
Main highlights- Work by TCXO(Temperature Compensate X'tal (crystal) Oscillator) ,In the range of -45 C ~ 65 C can reach ± 2 ~ ± 4ppm accuracy.
- This portable frequency counter is designed for counting continuous wave signal comes from Two-way Radio.
- There are easy ranges for you to choose. The ranges cover most of the frequency of the two way radios you want to measure.
- The frequency meter capable of measuring the parameters of the frequency of the continuous carrier signal walkie-talkies , with signal strength indicator.
- Its four-button control is easy to use and its small size allows you to carry it anywhere you like.
8.5Good
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10
EujgoovRF Attenuator Module 0‑31dB Adjustable Programmable Attenuator Board Digital RF Power Attenuation Module
Main highlights- WIDE APPLICABLE: Variable RF attenuator use universal RP SMA interface, suitable for a variety of instruments
- RELIABLE PCB: Digital RF attenuator module adopts excellent PCB material, with high reliability and miniaturization, good maintenance and interchangeability
- IMPEDANCE AND POWER SUPPLY: The input and output impedance of digital RF attenuator module is 50Ω, and the power supply adopt mini USB 5V
- FREQUENCY AND : The maximum working frequency range of RF attenuator is 1MHZ‑3800MHz, and the maximum power of input is 20dBm
- ATTENUATION RANGE AND STEP SIZE: The RF programmable attenuator has a attenuation range of 0 to 31dB and a step size of 1dB
8.4Good
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