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    RF amplifier

    204 products
    100K-6GHz Full Band Low Noise Amplifier 20dB High Gain Power Preamplifier LNA Module for RF & Software Defined Radio SDR
    100K-6GHz Full Band Low Noise Amplifier 20dB High Gain Po...
    $16.19
    2.5M Stainless Steel Whip Antenna For Pac-12 JPC-7 10 Sections Collapsible Pull Rod for HF Radio Communication Mini Buddipole Compatible
    2.5M Stainless Steel Whip Antenna For Pac-12 JPC-7 10 Sec...
    $16.99
    Wide Frequency GP Antenna 68-350MHz Adjustable Radiators High Gain Enhanced Transmission BNC Connector Umbrella Design
    Wide Frequency GP Antenna 68-350MHz Adjustable Radiators ...
    $25.19
    ESP32 Marauder Mar-x-Auder Device WiFi Bluetooth 2.4GHz Offensive Defensive Tools with 1.44 inch Screen
    ESP32 Marauder Mar-x-Auder Device WiFi Bluetooth 2.4GHz O...
    $33.99
    HT8 Logarithmic Periodic Antenna 0.6-10GHz Direction Finding Antenna for Spectrum Analyzer Signal Analysis Positioning EMC
    HT8 Logarithmic Periodic Antenna 0.6-10GHz Direction Find...
    $25.99
    M10 to 3/8 Adapter Nickel Plated Copper Connector Compatible with JPC12 Short Wave Antenna Accessories for Optimal Connection
    M10 to 3/8 Adapter Nickel Plated Copper Connector Compati...
    $13.99
    Upgrade YAESU FH-2 Remote Control Keyboard Key For Yaesu FTDX-9000 FTDX-5000 FT-950 FT-450 FT-891 FT-991
    Upgrade YAESU FH-2 Remote Control Keyboard Key For Yaesu ...
    $15.99
    LinkMejor Eliminator X-Phase Built-in PTT Control 1-30 MHz HF Band LinkMejor Eliminator Aluminum Alloy Broadcast Equipments Radio Eliminator
    Eliminator X-Phase Built-in PTT Control 1-30 MHz HF Band ...
    $53.09
    FH-2 External Control Keyboard Compatible with YAESU FTDX-9000 FT-9500 FT-450 FT-891 FT-991 Plug and Play 3.5mm Connection
    FH-2 External Control Keyboard Compatible with YAESU FTDX...
    $31.99
    K4 Morse Code Key Stainless Steel Manual CW Keyer 0.8kg Heavy Stable Design Upgraded 3.5mm Plug for Shortwave Radio Communication
    K4 Morse Code Key Stainless Steel Manual CW Keyer 0.8kg H...
    $56.99
    LinkMejor Extension Rod Shortwave Antenna Adapter M Plug to M10 Thread Aluminum Alloy Car Mounted GP Antenna DIY Vertical Ground Plane Equipment
    Extension Rod Shortwave Antenna Adapter M Plug to M10 Thr...
    $32.99
    LinkMejor V3.0B Shortwave Telescopic Antenna 5-30MHz 3 Adjustable Modes Low Noise SMA BNC Connector Portable FT8 CW Voice
    V3.0B Shortwave Telescopic Antenna 5-30MHz 3 Adjustable M...
    $37.99
    RF Fixed Attenuator SMA Double Female Head Radio Frequency Fixed Attenuator Module Board DC-4.0GHz
    RF Fixed Attenuator SMA Double Female Head Radio Frequenc...
    $18.40
    Stainless Steel Whip Antenna 5.6m Long Retractable M10 Connector DIY HF Radio GP Antenna High Strength Rust Free Multi Section Design
    Stainless Steel Whip Antenna 5.6m Long Retractable M10 Co...
    $15.99
    LinkMejor GLONASS BeiDou Galileo Signal Splitter 1x4 Power Splitter Wide Frequency Range 1.4-1.6 GHz SMA Connector Low Loss High Isolation
    GLONASS BeiDou Galileo Signal Splitter 1x4 Power Splitter...
    $12.99
    Directional Antenna 0.6-10GHz Logarithmic Periodic Antenna Analysis and Positioning EMC Antenna for Spectrum Analyzer Signal
    Directional Antenna 0.6-10GHz Logarithmic Periodic Antenn...
    $24.99
    1.8MHz-50MHz 0.5W-120W Short Waves SWR and Power Watt Meter Chinese English Menu Switchable Type-C Charging Interface
    1.8MHz-50MHz 0.5W-120W Short Waves SWR and Power Watt Met...
    $42.99
    2Pcs Donut UV UHF+VHF FM Loop Antenna Connector 400MHz-470MHz 80MHz-150MHz for HFDY DSP DSP2 Receiver Accessories
    2Pcs Donut UV UHF+VHF FM Loop Antenna Connector 400MHz-47...
    $13.99
    7.83Hz Schumann Waves Resonance Generator Ultralow Frequency Pulse Audio Resonator 0.01Hz~100000Hz Adjustable
    7.83Hz Schumann Waves Resonance Generator Ultralow Freque...
    $17.99
    HF Balun 160m-6m Bands 1.8-50MHz 500W Waterproof 1:1 Universal Voltage Balun for Shortwave Antenna Balun 87*45mm
    HF Balun 160m-6m Bands 1.8-50MHz 500W Waterproof 1:1 Univ...
    $27.99
    Dedicated Ground Network Disk Aluminum Grounding Disk for PAC-12 JPC-12 Portable Shortwave Antennas
    Dedicated Ground Network Disk Aluminum Grounding Disk for...
    $21.17
    Mini 1:1 Waterproof HF Balun for 160m-6m Bands 1.8-50MHz 500W Waterproof SO239 CW/SSB
    Mini 1:1 Waterproof HF Balun for 160m-6m Bands 1.8-50MHz ...
    $33.99
    MX-S1 100W SDR Switch DC-60MHz Spectrum Display Adapter Low Insertion Loss Shared Antenna SWR
    MX-S1 100W SDR Switch DC-60MHz Spectrum Display Adapter L...
    $152.99
    LinkMejor for RTL Based SDR Receivers Low Noise Signal Amplifier
    for RTL Based SDR Receivers Low Noise Signal Amplifier
    $9.99
    HF 1:1 Balun Ni-Zn Ferrite Core 1.8-50MHz Shortwave Choke RG58 Coaxial Cable Anti-Interference USB Stability FT8 JS8 WSPR Magnetic Ring
    HF 1:1 Balun Ni-Zn Ferrite Core 1.8-50MHz Shortwave Choke...
    $22.99
    Transparent Balun HF Antenna 40m 20m 15m 10m 200W Power UV-Resistant EMI Filtering M-Type Connector Lightweight
    Transparent Balun HF Antenna 40m 20m 15m 10m 200W Power U...
    $42.99
    5.6M/16.4FT QRP Antenna 14M-30MHz 300W HF Antenna Stainless Steel 1/4 Wavelength for USDX Radio
    5.6M/16.4FT QRP Antenna 14M-30MHz 300W HF Antenna Stainle...
    $54.99
    LinkMejor FM Antenna 76-108 MHz Extendable to 123cm Portable Radio Transceiver Enhanced Signal Reception
    FM Antenna 76-108 MHz Extendable to 123cm Portable Radio ...
    $11.99
    Radio Audio PTT Adapter Cable Mini DIN 6 to 3.5mm Radio Sound Card Connection Cable Suitable for YAESU FT-891/857/817/991/450D
    Radio Audio PTT Adapter Cable Mini DIN 6 to 3.5mm Radio S...
    $14.39
    3-30mhz DIY 12W SWR Meter Kit SWR Power Meter for Shortwave Radio Station Debugging QRP SWR Meter Module
    3-30mhz DIY 12W SWR Meter Kit SWR Power Meter for Shortwa...
    $15.99
    2-Way Manual Coaxial Antenna Switch Adapter Converter for Radio Antenna 1 Input & 2 Outputs Toggle Switch with OFF and Ground Protection Function
    2-Way Manual Coaxial Antenna Switch Adapter Converter for...
    $18.99
    AMTMW207 525~1605kHz Medium Wave AM Radio Transmitter AM Source with 3.5mm Headphone Signal Cable DIY Circuit Board Assembled
    AMTMW207 525~1605kHz Medium Wave AM Radio Transmitter AM ...
    $32.99
    AD8362 RF Microwave True Power Tester Rate Input Logarithmic Test RF Amplifier Module
    AD8362 RF Microwave True Power Tester Rate Input Logarith...
    $10.59
    GoldStream 100k-6GHz Full-Band Low-Noise Signal Amplifier with Antenna Battery-Free Perfect for Wireless Communication and Radio Frequency Applications
    GoldStream 100k-6GHz Full-Band Low-Noise Signal Amplifier...
    $21.99
    Donut AM MW/SW Antenna Mini Loop Antenna for HFDY Malahiteam DSP DSP2 Receiver HF Middle Wave
    Donut AM MW/SW Antenna Mini Loop Antenna for HFDY Malahit...
    $17.09
    Donut AM Radio Antenna Red Mini Loop Antenna 500kHz-2000kHz Frequency Range Medium Wave Antenna
    Donut AM Radio Antenna Red Mini Loop Antenna 500kHz-2000k...
    $10.79