Reviews Vcsel Transceiver

UMLIFE 5pcs NRF24L01+PA+LNA RF Transceiver Module with SMA Antenna 2.4 GHz 1100m + 5pcs NRF24L01 Wireless Module with Breakout Adapter On-Board 3.3V Regulator for Arduino

It can be wildly used to wireless remote control, somatosensory devices, RFID, NFC, smart grid, smart home, wireless audio etc..
5PCS NRF24L01 8 Pin Socket Breakout Adapter Board: On-board AMS1117-3.3 chip, a simple socket breakout board which is for 8-Pin NRF24L01 wireless module.
5PCS NRF24L01+PA+LNA RF Transceiver Module with SMA Antenna: Built-in 2.4Ghz antenna: available software to set the address, only received local address when output data(Provide interrupt instruction), can be directly connected to a variety of microcontrollers.
RF24L01+ Breakout Adapter: Small power on SMD LED indicator, On-board 3.3V voltage regulator, which accepts +5V power supply input and provides 3.3V for the attached "nRF24L01+" module..
The packing list includes: 5 * NRF24L01+PA+LNA Wireless Transceiver RF Transceiver Module.

4-way scrolling and 4 customizable buttons.
Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse.

[Parameter]: Range length 2m, Range time 30ms, 20mW power, 3V-5V Voltage, I2C Interface, IIC Communication, VCSEL driver.
[Chip]: VL53L0X, measurement results accurate to millimeters.
[Laser]: Laser emits non-visible light with a wavelength of 940nm, does not harm eyes and enhances the anti-interference performance of external light source.
[Application]: Gesture sensing or proximity detection of innovative user interfaces.
Wall detection, Cliff detection & collision detection of home appliances.

VHF/UHF Commercial Grade Dual Band Handheld Transceiver - Compact Design, Measuring W 2.1” x H 4.1” x D 1.2” (52.5 x 104.5 x 31 mm) - Rugged Construction.
Meets IP54 Rating (Dust/Water protection) , MIL-810-C,D and E - One Watt Powerful Audio Output and Clear Audio from the Big Front Speaker - 5 Watts of Reliable RF Power within a Compact body.
Three Selectable TX Power settings (5 W (High)/2.5 W (Middle)/0.5 W (Low)) - Over 9 hours Operating time with Supplied 1,950 mAh Li-Ion Battery pack *1 - Optional High-capacity 2,500 mAh Li-Ion Battery Pack (SBR-26LI) provides over 11.5 hours of Extended Operating Time *1 - 3.5-Hour Rapid Charger (SBH-22) Included (Using SBR-25LI) - QRK (Quick Recall Key) : Four User Programmable Keys for Quick Access to Favorite Functions.
Large White LED Flashlight, Alarm and Quick Home Channel Access for Emergency Signaling - Versatile Scanning Capabilities : Programmed VFO Scan, Memory Scan, Priority Channel Scan, Weather Alert Scan - WX Channels with "Severe Weather" Alert (US Version) - VOX Operation with Optional VOX Earpiece Microphone (SSM-512B) - PC Programmable with Optional Programming Cable (SCU-35).
Transceiver-to-Transceiver Cloning with Optional Cloning Cable (SCU-36) - FM Broadcast Receiver Equipped - ARTS ....

...003 multiplication detection, the sound size is adjusted by digital potentiometer and sent to audio active filter circuit. Finally, LM386 drives speaker, and if frequency supports calibration setting..
Use 3 bs170 parallel outputs, class E amplification, 12V power supply, output power 5W! Relay switching is used for transceiver, with the function of transmitting delay adjustment to avoid frequent relay switching and improve the isolation of transceiver channel..
It has the function of automatically sending call signs, which is very convenient to use. The MCU uses the original code of our store, which can adjust the code speed, sidetone frequency and sidetone size. It can input the call sign by itself (in automatic key mode) and support power down saving..
The PCB board of this kit can be conveniently put into the 88 * 30 * 120mm aluminum chassis (the shell needs to be prepared by itself, and the opening size of the front and rear panels is in the mesh disk). Main indicators Power supply: 12V Working current: receiving ≈ 120mA @ 12V.
Emission ≈ 1A @ 12V Transmitting power: 5W @ 12V Frequency range: 7.000mhz-7.100mhz, 1kHz / 100Hz step Working mode: CW transceiver, SSB receiver.

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..

Design is suitable for use with either hand.
Built-in mini transceiver (USB) storage for ultimate portability.
Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse.

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.

❤️Duplexer :MX72N duplexer is a series of inductors and capacitors used as bandpass filters.Used for different frequencies and cannot be sent at the same time..
❤️After-sales service: We provide a 12-month product warranty and a 30-day money-back guarantee. If you have any questions or concerns, please contact us. Our professional and reliable customer service will do our best and provide you with satisfactory solutions within 24 hours, please rest assured to buy..
❤️ Two different ways：MX72N duplexer can be used in two different ways..
❤️Working principle: Combine the output of the HF/VHF transceiver and the output of the UHF transceiver so that both transceivers can be connected to the same antenna..