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Best Superheterodyne Receiver

Solidremote 12V - 24V Secure Wireless RF Remote Control Relay Switch Universal 2-Channel 433MHz Receiver with 2 FCC ID Transmitters for Garage Door Openers, Cars, LED Lights & More (KIT-1)

  • SECURE # Rolling code key fob device offers better security and far more code combinations (more than 18 quintillion – 18 x 10^18 possibilities, nearly a trillion more than typical fixed code or so-called learning code ones) and built on new platform using higher RF sensitivity -111dBm superheterodyne module for better long range and more stable performance. Also 433Mhz frequency is less crowded than 315Mhz in USA..
  • EASY & FLEXIBLE # Two independent relay channels can either work together (in latching) for polarity reversing or individually (in pulse / hold) to control different electronics, such as one channel for garage door controller unit, the other for entry lights. Easy programming & easy to use DIP switches working mode selection between pulse / momentary, hold / toggle and latching mode..
  • ENCLOSURE # Designed to work both indoor and outdoor, default enclosure supplied protects the inner radio receiver circuit board safe from rain or other tough weather, while customer can also use chemical glue or epoxy adhesive to seal the wiring holes after setup, providing IP55 equivalent waterproof protection level. Mounting holes are provided for easy installation to walls etc using screws..
  • INTERFACE # 3-Level efficient switching po....
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Uniden PRO520XL Pro Series 40-Channel CB Radio. Compact Design. ANL Switch and PA/CB Switch. 7 Watts of Audio Output and Instant Emergency Channel 9. - Black

  • Extremely popular for Industrial, Commercial, and Off-Road use. Easily fits in most any vehicle because of its compact size..
  • Built-in External Speaker Jack allows connecting to an optional external speaker, and you can use the Public Address function to be heard outside your vehicle with an optional PA speaker..
  • A superheterodyne circuit with phase locked loop technology assures precise frequency control. Included in the box: CB Radio, Microphone, Mounting Hardware, Mounting Bracket, User's Manual, and Two-Year Warranty..
  • 40-channel mobile CB radio with superheterodyne circuit/phase locked loop for precise control.
  • Built-in automatic noise limiter and auto-squelch to eliminate noise and improve communication.
  • Signal/RF meter and LED indicators to monitor activity.
  • instant channel 9 access for emergency situations.
  • Connect external speakers and use PA/CB switch for use as a Public Address system.
  • Front-positioned microphone with extra-long, coiled cord for convenient use.
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Code Alarm CATXMLC Replacement Remote Transmitter

  • Code Alarm 5 button 2-way LCD paging replacement metal transmitter remote.
  • Programmable to the following models: CA1550, CA1551, CA1552, CA1553, CA6550, CA6551, CA6552, CA6553.
  • You will need to use the valet switch (programming/override button) to perform the programming procedure.
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Uniden PRO510XL Pro Series 40-Channel CB Radio. Compact Design. Backlit LCD Display. Public Address. ANL Switch and 7 Watts of Audio Output. Unique PLL Circuit. S/RF LED Meter. , Black

  • ...ormance and eliminate noise, and the front-positioned 4-pin microphone has an extra-long coiled cord for convenient use..
  • While communicating, flip on the ANL (automatic noise limiter) to help eliminate background noise, such as that from the car engine/etc. The squelch control also assists with eliminating noise..
  • A superheterodyne circuit with phase locked loop technology assures precise frequency control. Built-in External Speaker Jack allows connecting to an optional external speaker..
  • Included in the box: CB Radio, Microphone, Mounting Hardware, Mounting Bracket, User's Manual, Two-Year Warranty..
  • 40-channel mobile CB radio with superheterodyne circuit/phase locked loop for precise control.
  • Built-in automatic noise limiter and squelch control to eliminate noise and improve communication.
  • Signal/RF meter and LED indicators to monitor activity at a glance.
  • Front-positioned microphone with extra-long, coiled cord for convenient use.
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Code Alarm CATXMLC 5-Button 2-Way LCD Paging Replacement Transmitter Remote 433.92MHz FCC H50TR35 H5OTR35

  • Code Alarm 5 button 2-way LCD paging replacement metal transmitter remote.
  • AM, superheterodyne (SAW), 433.92MHz, AAA battery powered.
  • Programmable to the following models: CA1550, CA1551, CA1552, CA1553, CA6550, CA6551, CA6552, CA6553.
  • You will need to use the system's valet switch (programming/override button) to perform the programming procedure.
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Cobra XRS R10G Voice Alert Radar/Laser Detector with Wireless Remote System Full Color Screen and GPS Locator with Red Light/Speed feature

  • Super-Xtremerange Superheterodyne Detection Technology Detects Up To 9 Miles In Advance.
  • Includes Aura Camera & Driving Hazard Database.
  • Patent-Pending Intelliscope Technology Provides Direction Of Safety Cameras.
  • Intellilink Wireless Remote/Display With Easy To Program Menus.
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Elenco AM/FM Radio Kit |Switch Between ICs & Transistors | Solder | Great STEM Project | Superheterodyne Designed to AM and FM Broadcasts | SOLDERING REQUIRED

  • 56 page Training Course is divided into 9 lessons.
  • Audio Amp, AM Detector, AM IF, AM Amp, AM Mixer & Oscillator, FM Detector, 2 x FM IF, FM RF Stages.
  • Electronics training course appropriate for High School and University level curriculum.
  • “Superheterodyne” designed to receive standard AM and FM broadcast frequencies.
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2 Pieces Car Key Cases Car Key Fob Vehicle Smart Keychain Case Holder Black

  • 5-Button replacement transmitter remote (Replacement for XT-11, XT-12, XT-21, XT-24, XT-57, XT-59, XT-60, XT-61, XT-62, XT-63, XT-65S, XT-72S).
  • FCC ID: H50T21 H5OT21 (Replacement for B23AT67, H50T20 H5OT20, H50T31 H5OT31, H50T33 H5OT33, H50T52 H5OT52).
  • AM, superheterodyne (SAW), 433.92MHz, clear LED lens (Blue, green, or red when LED on).
  • Works for CPX-RS1, CPX-RS2, DS-434, KE-120, RF-105KE, RF-1050KE, RF-1055KE, RF-215, RF-220, RF-225, RF-305, RF-310, RF-315, RF-350, RF-355, RF-405,....
  • NOTE: Button configurations may vary on remotes with different button layout than this remote.
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AM Radio Electronic DIY Kit, 3V 6 Tube S66E Radio Classic Circuit 535-1620khz Electronic Components with 5mm Headphone Jack for Soldering Learning Teaching

  • The S66E radio is further developed on the basis of the S66 radio, which performance is more outstanding..
  • There is A-level intermediate discharge and detection circuit, which make this radiao work more efficient..
  • It uses a front input transformer, two power amplifier and transistors 9013 to amplify output..
  • The headphone socket is 5 mm in diameter and it is suitable for universal purpose headphones..
  • S66E type kit adopts 6-tube superheterodyne receiving mode, and the circuit is classic, easy to debug..
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Tecsun H501 Digital Worldband AM/FM Shortwave Longwave Radio with SSB Reception, Dual Speakers, & MP3 Player, Matte Black

  • 【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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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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NEW SUZUKI SAMURAI GYPSY RADIO STERIO CUSTOM ANTENNA

  • FM Dipole Antenna, 75 Ohm FM Antenna and AM Loop Antenna for Pioneer Onkyo Yamaha Marantz Indoor HD Radio Bluetooth Stereo Receiver AV Audio video Home Theater Receiver Power.
  • Compatible with Indoor HD Radio Receiver Tuner, AV Audio video Receiver, Home Theater Stereo Receiver with Bluetooth, Home Stereo Power, FM Radio Music System.
  • Fits All Radio Stereo Receiver with F Type Female Socket Antenna Interface: Pioneer Onkyo Yamaha Marantz Panasonic Sangean JVC Sherwood and ect.
  • Very Easy to install, Plug it into the antenna port on the back of the stereo receiver.
  • Package List: 1 x FM Dipole Antenna, 1 x AM Loop Antenna.
  • 100% after-sale guarantee, we provide 12 months warranty, if there is any problem with the items, please feel free to contact us. we will deal with your issues, concerns and questions in a timely manner..
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Napoleon F45 Hand Held Fireplace Remote with On/Off Control, N/A

  • Replacement receiver box for Skytech 1001 series remote controls - works with SKY-1001-A, SKY-1001T/LCD-A, and SKY-1001TH-A.
  • Receiver box operates on (4) AA batteries.
  • Receiver box features Learn function to pair with existing remote control and manual slider switch with Off/Remote/On positions.
  • Receiver box is designed for millivolt gas valves only and acts as a dry contact switch (the receiver will not output any voltage).
  • Includes receiver box and batteries only.
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