Reviews Radio Frequency Transceivers

JUNSHUNTONG HF VFO for Ham SDR QRP Transceiver,20K-220MHz RF Generator Superheterodyne Receiver Debugger,Tcxo Clock,S-Meter, 20 Band presets

  • 【HF VFO /RF Generator 】It has 10kHz to 220MHz working ranges. 0.5PPM high precise Tcxo clock, the frequency is more accurate. Tuning step of 1Hz, 10Hz, 1kHz, 5kHz, 10kHz and 1MHz..
  • 【VFO for Ham SDR HAM QRP Transceiver】 Used as a local oscillator on Homebrew radio receivers (such as superheterodyne, SDR, direct conversion and Homebrew QRP transceivers) ， a simple RF/clock generator for calibration reference or clock generation，a common 128x64 I2C OLED SSD1306 display and Si5351 module..
  • 【Adjustable】Intermediate frequency (IF) offset (+ or -) is adjustable.The bar graph of the signal meter through the analogs input (ADC).I2C data transmission, only need 2 lines it can be connected to the display, with high stability and accuracy of frequency generation.
  • 【20 Band Presets】Equipped with generator function mode.Initial frequency, end frequency, sweep-frequency-step can be set. 20 band presets (shortcuts) for BCB and HAM frequencies.RX/TX mode selector for Homebrew QRP transceivers..
  • 【 Guarantee】 We providing 100% satisfactory service to every customer to make sure our customer can purchase with confidence. If you have any questions, please contact us, we will reply and improve in time..
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Ranjaner 1Hz-50MHz Frequency Counter Kit, DIY Module Board for Oscillator, Crystal Measure Frequency Meter Accessories

  • You can use the universal USB 5V interface power supply, can also use an external DC power supply or 9V battery..
  • The number of components is small, all straight-line components, installation and commissioning simple..
  • Addition and subtraction frequency settings for the measurement of radio transceivers and other equipment..
  • You can select the power saving mode, if the frequency is not obvious changes within 15 seconds automatically turn off the display..
  • Measurable frequency range 1 Hz -50 MHz. Can measure the oscillation frequency of most commonly used crystal..
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OCESTORE Crystal Oscillator Tester Frequency Counter Tester Meter 1Hz-50MHz Cymometer Measurement Tester Module LED DIY Kit

  • 【OPTIMAL PERFORMANCE】OCESTORE premium upgrade Frequency Counter Tester Meter based on PICmicrocontroller that can measure frequency of 1 Hz to 50 MHz,designed to measure the oscillation frequency of the most crystal oscillators..
  • 【HIGH QUALITY】OCESTORE premium Frequency Counter Tester Meter is made of high quality material which can use for a long time.Programmable addition and subtraction frequency settings, used to measure radio transceivers and other equipment..
  • 【SUPER IMPORTATNT】with crystal oscillator measurement function and programmable addition and subtraction frequency settings, five-digit digital tube display, convenient and intuitive, all use in-line components, simple circuit, easy to make..
  • 【OPTIMAL RELIABILITY】Power supply : USB 5V or DC 5-12V.
  • Crystal Test Range: about 4MHz-48MHz.Automatic range conversion, no need for manual switching.
  • All in-line components, easy to install and debug..
  • 【PACKAGE & SERVICE】Package Include: 1 Pcs x Crystal Oscillator Frequency Counter .Any question Pls fell free to contact us, we will reply you within 24H.And we offer a 12 month warranty..
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KOOBOOK 1Set 1Hz-50MHz Frequency Counter Meter Crystal Oscillator Digital Tester Meter DIY Kit 5-Digital LED Display

  • This is a PIC microcontroller based on the frequency meter, with a crystal measurement function and programmable addition and subtraction frequency settings..
  • Five digital display, easy and intuitive, all use of in-line components, the circuit is simple and easy to produce..
  • You need to solder and assemble by yourself, all the components are directly inserted, and the wire is printed correctly according to the PCB. After welding, the signal is input with the standard signal source, and the yellow adjustable capacitor is adjusted to make the display value equal to the signal frequency..
  • The power supply can use a USB to 3.5mm power cable, or you can directly input a 5-9V DC power supply at the - and + pads..
  • It can measure the frequency range from 1 Hz to 50 megahertz (1Hz-50MHz), can measure the oscillation frequency of most common crystal oscillators, and measure equipment such as radio transceivers..
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Base Directional Antenna Yagi UHF 450-470 MHz 5 Elements 9.2 dBd, Mount, BR6355

  • [Electrical specifications]Frequency: 144/430mhz(136-174mhz/400-470mhz).
  • [Mechanical specifications]Material: Fiberglass.
  • [Heavy-duty Fiberglass base antenna] Corrosion resistant,waterproof,strong wind resistance.
  • [Aluminum Alloy Mounting Bracket] Hold Pole Diameter:Ø30～Ø62 mm.
  • Comes with two U-bolt which can be used with the attached plate for pole mounting.
  • You need to use coaxial cable (PL259)to connect your device(not include the coaxial cable).
  • [Integrated ground plane]With three GP antennas,strong anti-jamming,improve the quality of reception and transmission,provides stable signal..
  • [High Gain antenna]Excellent receive and transmit,greatly extend the range of your communication,hit your repeater easily..
  • 2 sections Portable design,easy to carry and install..
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Walkie Talkie Handy Talkie Radio Operator Funny HAM Radio Pullover Hoodie

  • HAM Radio gift for HAM Radio Operator. Buy with antenna, shortwave radio, power supply, repeater waterfall display. For HAM radio hobbyists, amateur....
  • Great for HAM contesting, HF, VHF, UHF, transceivers, quarter wave, 70 cm, 2m, 6m, 10 meter, 12m, 15m, 17m, 20 meter 30m, 40m, 60m, 80m, and 160m.....
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See the Spectrum Analyzer Waterfall Display Funny HAM Radio Tank Top

  • HAM Radio gift for HAM Radio Operator. Buy with antenna, shortwave radio, power supply, repeater waterfall display. For HAM radio hobbyists, amateur....
  • Great for HAM contesting, HF, VHF, UHF, transceivers, quarter wave, 70 cm, 2m, 6m, 10 meter, 12m, 15m, 17m, 20 meter 30m, 40m, 60m, 80m, and 160m.....
  • Lightweight, Classic fit, Double-needle sleeve and bottom hem.
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Ailunce AY04 Ham Radio Yagi Antenna, 2m/70 cm VHF/UHF Outdoor Yagi Antenna,9.5 dBi/11.5 dBi High Gain Directional Antenna,SL16-Female Antenna for Amateur Radio Mobile Transceiver Repeater(1 Pack)

  • 3 elements beam on 2 meter, 5 elements beam on 70 cm.
  • you can use uhf 400-470Mhz and vhf 136-174Mhz.
  • High gain 9.5 dBi/11.5 dBi and horizontal or vertical polarization give you high quality signal reception performance .
  • you can connect the radio to the antenna with a long cable (not includes radio and cable).
  • Aluminum alloy material is sturdy and easy to set up.
  • the length of the beam is 92.5cm/36.4inch.
  •  the length of the element is 104cm/41inch (the longest one).
  • Yagi antenna has good directivity and higher gain.
  • significantly increase the range of your two-way radio mobile transceivers.
  • electroplating and polishing for element.
  • oxidation resistance and corrosion resistance.
  • It can withstand tough outdoor weather conditions.
  • This antenna which can well meet your needs.
  • you can use it to extend the communication distance of the walkie-talkies.
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UAYESOK Amateur Base Antenna Dual Band 2m/70cm 7.2ft Fiberglass Mobile Radio Antenna Vertical Base Station Antenna 5.5/8.5dBi So239 Connector for Repeater System Radio Scanner Vehicel Truck

  • [Electrical specifications]Frequency: 144/430mhz(136-174mhz/400-470mhz).
  • [Mechanical specifications]Material: Fiberglass.
  • [Heavy-duty Fiberglass base antenna]Corrosion resistant,waterproof,strong wind resistance.
  • [Aluminum Alloy Mounting Bracket] Hold Pole Diameter:Ø30～Ø62 mm.
  • Comes with two U-bolt which can be used with the attached plate for pole mounting.
  • You need to use coaxial cable (PL259)to connect your device(not include the coaxial cable).
  • [Integrated ground plane]With three GP antennas,strong anti-jamming,improve the quality of reception and transmission,provides stable signal..
  • [High Gain antenna]Excellent receive and transmit,greatly extend the range of your communication,hit your repeater easily..
  • 3 sections Portable design,easy to carry and install..
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Dakota Alert MURS Alert Probe Sensor MAPS Metal Detecting Wireless Transmitter with 50-FT Of Direct Burial Cable - Outdoor Monitoring System

  • Automatically detects moving vehicles - The Dakota Alert MURS Alert Probe Sensor (MAPS) catches any moving vehicles that drive 14-ft near or over the....
  • Never sends false alarm - The probe is only capable of detecting large metallic vehicles. It doesn't detect moving animals or strong winds.
  • Wirelessly sends alert signals to MURS transceivers - MAPS can still send an alarm message to a MURS transceiver even if the radio is 2 miles away....
  • Provides convenient power source - Four CR123 batteries power the MURS transmitter. Conveniently install it any driveway without worrying about....
  • Compatible with - Dakota Alert MURS Transceivers: M538-BS Base Station, Handheld M538-HT Wireless VHF Transceiver.
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VHF-UHF SWR / RF POWER Meter Cross-Needle 140-525Mhz - MFJ-842

  • Deluxe Meter Reads Power & SWR from 140-525Mhz for VHF/UHF Transceivers..
  • Great for Amateur Ham Radio, VHF Marine, GMRS, Public Service & V/U Commercial bands..
  • Compact size - 3.35 x 3.45 x 3.75 inches. Accepts PL-259 Inputs for Antenna & Radio..
  • Illuminates when connected to a 12Vdc source..
  • Power ranges of 15/150 watts forward, and 5/50 watts reflected. Cross needle design displays SWR, forward & reflected power simultaneously at a....
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HYSHIKRA Fiberglass Dual Band Antenna, Outdoor 2Meter 70CM Base Antenna, 5.5/8.5dBi UHF-Female (SO239) Roof Antenna with Bracket Mount for Kenwood Yaesu Motorola Mobile Transcevier

  • High Performance Base Antenna: With high gain and fiberglass material.It can improve the reception and transmission performance of your devices..
  • Frequency: 136-174&400-470MHZ / VSWR: ≤1.5 / Gain:5.5&8.5dBi / Maxpower:200Watt / Length:86inches / Connector: UHF-Female (So239) / Weight:1.2KG.
  • Detachable Design: The antenna is made up of three parts, and you can easily install or remove them. Bracket Mount is also including, easy to install and use..
  • Compatible with most mobile radios or base transceivers work at 2meter and 70cm..
  • What you get: 1PCS HYSHIKRA FB22UV Outdoor Antenna and 1PCS Antenna bracket. If you any technical or unsatisfactory problems, plz contact us by clicking “RADIO MAX” that below the "Buy Now", and find the button "ask a question"..
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HYSHIKRA FB17UV Dual Band 2M/70CM Fiberglass 4.5/7.2dBi 66in. UHF-Female(SO239) Base Outdoor Roof Antenna with Bracket Mount for Kenwood Yaesu Motorola Icom Mobile Radio Transceiver

  • HYSHIKRA FB17UV is a kind of outdoor fiberglass antenna. Provides a gain of up to 7.2dBi, which can greatly improve the reception and transmission performance of your devices..
  • Frequency: 136-174&400-470MHZ / VSWR: ≤1.5 / Gain:4.5&7.2dBi / Maxpower:200Watt / Length:66inches / Connector: UHF-Female (So239) / Weight:1KG.
  • 2 parts design and antenna bracket including, you can install the antenna easily..
  • Compatible with most mobile radios or base transceivers work at 2meter and 70cm..
  • What you get: 1PCS HYSHIKRA FB17UV Outdoor Antenna and 1PCS Antenna bracket. If you any technical or unsatisfactory problems, plz contact us by clicking “RADIO MAX” that below the “Buy Now”, and find the button “ask a question”..
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