Reviews Transmitting Tube

HiLetgo 20pcs TCRT5000L TCRT5000 Photoelectric Sensors Reflective Optical Sensor Transistor Output Infrared 950mm 5V 3A for Smart Car Robot

  • Type: 20pcs Infrared Reflective Photoelectric Sensor, Model: TCRT5000.
  • Structure: Consist of an infrared transmitting tube and an infrared receiving tube, mini size, compact construction..
  • Working Principle: Sense the presence of an object by using the reflective IR beam from the object..
  • Mounting Type: Through hole, 4 pins for snap-in PCB mount..
  • Purpose: Normally used for the detection of reflective materials such as paper, IBM cards, magnetic tapes, Fax and shredder paper, Obstacle, Black and white line etc..
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USDR/USDX HF QRP SDR Transceiver SSB/CW Transceiver 8-Band 5W Ham Radio & Handhel Mic

  • 【IRF Tube】Using IRF series transmitting tube to ensure its being durable & can be used to connect to an antenna (instrument base)..
  • 【Lightweight&Cost-saving】The original QCX circuit is greatly simplified, and the installed components are reduced by 50 percent to save you the trouble of complicated transformer windings and wiring procedures..
  • 【Less Power Consumption】Thanks to the EER transmitter E-level, it boasts high power efficiency and no bulky heat sink is required..
  • 【DSP Function】Automatic gain control (AGC), noise reduction (NR), voice trigger, voice trigger Xmit (VOX), RX attenuator attenuator (ATT), TX noise gate, TX driver control, volume control, dBm/S-meter..
  • 【Quality Material Handling】Laser marking aluminum laser, aluminum knobs with translucent silicone buttons..
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Fielect 10Pcs HY810A Slot PCB Photo Interrupter Slotted Optical Sensor Switch for Object Detection and Automatic Counting

  • 【Parameters】- Installation method:4PIN.
  • Whether the detection distance is adjustable: not adjustable.
  • 【Structure】- The photoelectric sensor module consist of an infrared transmitting tube and an infrared receiving tube, mini size, compact construction..
  • 【Working Principle】- The sensor optico senses the presence of an object by using the reflective IR beam from the object..
  • 【Application】- Slotted Optical Sensor Switch normally used for the detection of reflective materials such as paper, IBM cards, magnetic tapes, Fax and shredder paper, Obstacle, Black and white line etc..
  • 【Package Contents】- 10Pcs x Infrared Reflective Photoelectric Sensor..
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yaocoral Nordic Gold Wall Vase,Hanging Geometric Metal Vase Hydroponic Planter,Wall-Mounted Glass Tube Bud Vase Decorative for Centerpieces Wedding Home Decor(Gold-g)

  • 1. Material: Wall mounted flower vase is made of high-quality metal and high-transmitting glass tube, electroplated and painted to prevent rust and fall off..
  • 2.Aesthetic Design:These hanging gold vase have been designed into glass test tubes with geometric gold metal frames.Skinny glass tube,The bottle mouth is round and smooth,easy to take off, insert flower,change water.Simple geometric shape with lightluxury gold,clear glass tube bud vase,match variety of home decor styles,chic and elegant..
  • 3. Geometric decorations:Hanging wall geometric vases are available inrectangle,rhombus, triangle, heart,perfect for fresh flowers,single blooms,buds,stems, fake flowers,dried flowers,faux flowers,arranger,cutting flower,artificial flowers,mini bouquet. These terrariums also can hold hyroponic or faux green plants..
  • 4. Applicable Scenes: These hydroponic glass vase with fashionable gold metal are suitable for sitting room, bedroom, bathroom, study room, aisle, balcony, hotel, coffee shops, restaurants, farmhouse.etc.Vase on the wall,add some spring green color onto your wall..
  • 5. The package includes: 1 gold Triangle flower vase(10.2"H*5.5W The glss tube is 7.8"H*1.77W ), 1 strong hook and 1 no-trace nail, you can choose the installation method according to your ....
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CW QRP Shortwave Radio Kit - CW Transceiver Shortwave Radio Kit

  • ...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.
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Flysight Sun Hood Shade for Black Pearl RC801 FPV Monitor Receiver Flysight-SH801

  • 【Perfect Accessory】: Wearable receiver watch, can be used as a monitor watch to view pin hole camera transmitting on 5.8 Ghz super convenient for....
  • 【High Definition】: With 960*240 resolution and 2 inch LCD display, good enough to read the data on the screen.
  • 【No Wait】: Achieve real-time sharing of aerial video images, interactive, high playability, suitable for parent-child interaction.
  • 【Stable Performance】 : Built-in 3dBi copper tube 5.8G antenna, the transmission distance is far, Image transmission zero time delay.
  • 【Power by 】: Built in 500MAH lithium battery, with USB charging line, convenient charging, use time of up to 100 minutes.
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Two Way Radio Earpiece with Clear Acoustic Tube Walkie Talkie 2 Pin Security Headset with Mic for SAMCOM Radios

  • Two Way Radio Earpiece with 3.5mm earphone jack, Soft silicone earbud to fit snuggly in your ear with a transparent acoustic tube. Durable PU cable....
  • Sensitive mic to pick up clear nature sound for smooth transmitting.
  • Push to talk button extremely allows you hand free get conversations.Soft earbuds....
  • 50inch earpiece long enough for you to hang on anywhere.Excellent for use in coffee shop, hotels, construction companies, cars and security....
  • Warranty: SAMCOM Intercoms passed FCC and Safety Certification,support Lifetime Quality Warranty..
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ZIOCOM Bluetooth Transmitter Receiver for TV, Unique Visible LCD Display Wireless Audio Adapter with aptX Low Latency, Digital Optical 3.5mm Aux RCA for TV, PC, Non-Bluetooth Speakers, Home Stereo

  • ...d Bluetooth streaming functionality to your home entertainment system or stream music to your Bluetooth headphones and speakers..
  • Optical and 3.5mm Flexibility:3.5mm: Use the included 3.5mm cable to connect to any audio device with an AUX IN / OUT port depending on whether you are using the adapter for receiving and transmitting. Digital Optical: Use the included digital optical audio cable (SPDIF IN / OUT) to connect to your TV or home stereo receiver to give your audio system multi-channeled high definition optical audio..
  • Dual Modes (RX and TX) :Simply flip the switch on the unit to enable either Bluetooth Receiving or Bluetooth Transmitting. ABC02F features a built-in rechargeable battery so you can enjoy wireless audio receiving & transmitting up to 33 feet for up to 15 hours on a full charge and will even allow transmitting or receiving while being charged..
  • Dual Streaming Support:Two Bluetooth headphones to be paired at the same time so you can stream to both devices simultaneously up to 15 hours on a full charge utilizing the built-in lithium-ion battery. (Transmitting mode only).
  • Perfect Syncronization :The Bluetooth Universal Audio Receiver and Transmitter features low latency Bluetooth (v4.0), technology which eliminates audio delay so you can....
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Retevis Walkie Talkie Earpiece with Mic, Compatible RT22 RT21 H-777 RT68 RB29 RT27 pxton Arcshell Two Way Radios, Security Acoustic Tube 2 Way Radio Headset with Coil Design(10 Pack)

  • Long enough line for the person of average size and height.
  • ABS material makes it not tangle like thinner cords.
  • wires didn't get in way too much with 2 clips.
  • Clear audio both via receiving the in-ear speaker and transmitting via the mic.
  • acoustic tube with 150Ohm speaker impedance makes it better in noisy conditions.
  • Fits snugly in ear and doesn't fall out with easy access to hook up.
  • an additional ear plug to replace the original one if it gets dirty or if you loose it .
  • hold up to your workers’ abuse day after day.
  • PTT button is easy enough to find and press.
  • new metal cap on tube connection make it fastened.
  • Make your security team look very professional.
  • you can do things without people hearing you.
  • hide it under your shirt and you're good to go.
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Handmade Nixie Tube Clock 6X IN-14 - Made in Ukraine - Vintage Retro Table Clock - Wooden Desk Nixie Tube Clock - Black

  • ...eate an exclusive space that suits your mood..
  • 【Mini Exquisite Product Size】: About 3.15*1.97*3.34inchs, the size is smaller than other models of clocks, but it fits anywhere. Perfect for desktop, den, bar, shop, etc, very eye-catching..
  • 【Exquisite Modeling】: It is made of aluminum alloy base, high light-transmitting glass and ABS with exquisite workmanship, creating a very beautiful and practical product, which can be perfectly integrated no matter what style your room has, it is also a gift The perfect gift for friends and loved ones..
  • 【100% Satisfied Service】:Samsers will provide you with 24 hours email reply, 100% satisfied service and lifetime technical support. No matter what problem you encounter, we guarantee to provide a 100% satisfactory solution, please do not hesitate to contact us!.
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Bluetooth 5.0 Aux Music Adapter – Portable Wireless Bluetooth Transmitter Receiver Supports Hands-Free Calls, Compatible with Car Audio Wired Headphones TV 4H Battery Life

  • Hands Free Calls and Navigation: Our wireless auxiliary Bluetooth transmitter receiver car kit built-in a microphone, when the call rings, you can answer/hang up the call by long stress the multi function button to make hands-free calling. Besides, this Bluetooth transmitter broadcast supports transmitting voice notifications from your phone existing navigation apps, free your hands and give you a safer driving.
  • Dual Mode of Transmitting Receiving: This small and potable Bluetooth adapter have dual mode – transmitting and receiving mode via slide the right button to easily switch the mode. At the transmitting mode, plug the 3.5mm audio cord into your TV/Laptop/computer/projectors aux jack, transmitting the sound to you wireless headset. At the receiving mode, plug the converter into the car audio/ speaker /home stereo make music more louder, then enjoy the music auditory feast.
  • Wide Compatible: Our Mini universal Bluetooth transmitter can via plug 3.5mm audio cable in aux jack connect to non-Bluetooth-enabled devices, such as your wired headphones, old cars, motorcycle, music streaming stereo system, and compatible most Bluetooth devices, such as cell phone, IPhone, IPod, Samsung, Huawei and other smart phones.
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Walkie Talkie Earpieces with PTT Mic for Kenwood TK-2107 TK-3107 TK-2202 TK-2212 TK-3170 TK-3173 TK-3200 TK-3202 UV-5R BF-888S Acoustic Tube

  • 【Compatible】The two way radio earpiece is compatible with leading radio headset brands kenwood, puxing, wouxun,such as UV-5R UV-82 BF-F8HP H777 RT7 RT21 TK-3140 TK-3148 NX200 NX300.Don't work for motorola and midland radio,more fit models can search on the list..
  • 【Wide Application Scenarios】The transparency acoustic tube behind the ear have better concealment,great for covert or stealth missions.The earbuds with soft silicone,comfortable enough to enjoy the communication.
  • both two make wear strong and keep your conversation private..
  • 【Clear Audio Sound】Earpiece with acoustic tube to make the sound of the earphone clearer when transmitting and high quality sound. Soft In-ear design silicone earplug for you to comfortably wear, and wear it all day without discomfort..
  • 【High-Quality Materials】This walkie talkie earpiece with mic is made of durable PU material.Pu material with tensile stretching up to 5 kg.The cable reinforced by fiber, folding capability of plastic parts was improved..
  • 【What You Received】1* 2 Way Radio Earpiece with Mic.
  • 2* Soft Silicone Earbuds .If this walkie talkie earpiece with mic have any problem,pls let us know,you will take no risk when you purchase with us..
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Flysight 5.8GHz 32-Ch 200mW Long-Range FPV Video Transmitter

  • Transmitting distance: 4000m (open area).
  • Weight: 6g (no cable and antenna), 15g with antenna.
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