Reviews Signal 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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Backcountry Access Tracker 4 Avalanche Rescue Kit

  • ✅ Avalanche Beacon - This avalanche gear package includes the bca tracker 3 avalanche beacon / avalanche transceiver and a 240 or 270 centimeter....
  • ✅ Avalanche Probe - After locating the backcountry avalanche victim with the tranceiver, use the 240 or 270 centimeter probe to pinpoint the exact....
  • ✅ Tracker Avalanche Beacons & transceivers are must have items for your backcountry avalanche pack. The bca tracker 3 beacon is an upgraded avy....
  • ✅ This Avalanche Rescue Package includes the beacon, harness, batteries, instructions, and a 240 or 270 centimeter avalanche rescue probe. Perfect....
  • ✅ 3-Antennae digital backcountry access tracker 3 avalanche transceiver. Multiple-burial signal supression and easy-to-use functionality. The....
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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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ANLI AL-800 Telescopic Dual Band Amateur Ham Radio & Scanner Gain Antenna with. BNC Connector!

  • Transmits the 2M/70cm VHF/UHF Amateur Radio Bands, Pre-Tuned When Fully extended..
  • 'BNC' Connector fits right on top of many HandHeld Transceivers & Scanners..
  • Telescopic Element is approx 3ft extended. Big Signal Performance increase!.
  • Rated Gain is 3.2/5.6dB, Also makes a great Hi-Performance Scanner Antenna!.
  • The Genuine ANLI Product In Original ANLI Brand Package! 50W Max input, 50 Ohms Color May Be either Black or Chrome..
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1.25G/2.5Gbps Two Ports SFP OEO Mode Converter, SFP Repeater (without Transceiver)

  • [How to Use] Singlemode and Multimode converted by transceivers, Dual Fiber and Single Fiber converted by transceivers, SFP to CWDM SFP converter..
  • [Multirate] Support for SFP transceivers with data rates from 100Mbps to 2.5Gbps through two SFP slots. (Important: Use matching speed modules in SFP1 and SFP2 only.).
  • [Protocol Transparent] Compliant with all protocols, as long as the data rate is correct..
  • [Easy Installation and Use] Modulization configuration design, support hot-swappable, plug and play. LED indicators for P1, P2, POWER can dynamic feedback link connection state and fault detection to easily monitor network status..
  • [Warranty] 3-year warranty and lifetime technical support..
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Backcountry Access Tracker 3 Rescue Package

  • The BCA T3 Avalanche Rescue package is a smart purchase for those looking to gear up for their first backcountry experience or for experienced backcountry travelers wanting to replace their old outdated equipment..
  • This 3-part package comes with our industry-leading Tracker3 avalanche transceiver and harness, our extendable B-1 EXT avalanche shovel, and our quick deploying Stealth 270 avalanche probe..
  • The Tracker3 has Tracker's renowned ease of use and instantaneous real-time display. The beacon is designed to be pocket-friendly, and T3 is the choice of guides, mountaineers, and the weight-conscious crowd..
  • This transceiver uses Signal Suppression (SS) and Big Picture (BP) modes for no-nonsense multiple-victim searching..
  • Motion-sensing auto revert-to-transmit mode. Upgradeable software and electronics performance testing for Tracker3 fleet management. All transceivers include harness and batteries..
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HAM Radio CW Shortwave Transmitter Receiver Forty-9er 3W CW Shortwave Radio Transmitter Receiver Telegraph DIY Radio Kit

  • [3W Output Power]The output power is raised to 3W, which has a strong remote communication capabilities, enhance the Forty-9er practicality.
  • [Side Tone Circuit]Increasing the side tone circuit, so that when you operate the transmitter, the headset can also listen to the keying signal.
  • [Circuit Diagram]Comes with circuit diagram, give you an efficient operation. Beautiful metal case not only for item considerably, and can effectively shield nearby interference.
  • [High performance]Brand new and high quality, it has high performance and super durability, the reception is good, highly readable code.
  • [Low power consumption]This kit is a classic low-power transceivers.
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SnowBigDeal Bundle Backcountry Access BCA Tracker 3 Avalanche Beacon Avalanche Transceiver + 240cm Avalanche Rescue Snow Probe Avy Package for Backcountry ski + Snowmobile

  • ✅ Avalanche Beacon - This avalanche gear package includes the bca tracker 3 avalanche beacon / avalanche transceiver and a 240 or 270 centimeter avalanche rescue probe..
  • ✅ Avalanche Probe - After locating the backcountry avalanche victim with the tranceiver, use the 240 or 270 centimeter probe to pinpoint the exact location under the snow..
  • ✅ Tracker Avalanche Beacons & transceivers are must have items for your backcountry avalanche pack. The bca tracker 3 beacon is an upgraded avy beacon from the tracker 2.
  • ✅ This Avalanche Rescue Package includes the beacon, harness, batteries, instructions, and a 240 or 270 centimeter avalanche rescue probe. Perfect items to have in your ski or snowmobile pack..
  • ✅ 3-Antennae digital backcountry access tracker 3 avalanche transceiver. Multiple-burial signal supression and easy-to-use functionality. The perfect avalanche beacon kit.
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SnowBigDeal Bundle Backcountry Access BCA Tracker 3 Avalanche Beacon Avalanche Transceiver + 270cm Avalanche Rescue Snow Probe Avy Package for Backcountry ski + Snowmobile

  • ✅ Avalanche Beacon - This avalanche gear package includes the bca tracker 3 avalanche beacon / avalanche transceiver and a 240 or 270 centimeter avalanche rescue probe..
  • ✅ Avalanche Probe - After locating the backcountry avalanche victim with the tranceiver, use the 240 or 270 centimeter probe to pinpoint the exact location under the snow..
  • ✅ Tracker Avalanche Beacons & transceivers are must have items for your backcountry avalanche pack. The bca tracker 3 beacon is an upgraded avy beacon from the tracker 2.
  • ✅ This Avalanche Rescue Package includes the beacon, harness, batteries, instructions, and a 240 or 270 centimeter avalanche rescue probe. Perfect items to have in your ski or snowmobile pack..
  • ✅ 3-Antennae digital backcountry access tracker 3 avalanche transceiver. Multiple-burial signal supression and easy-to-use functionality. The perfect avalanche beacon kit.
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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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