Orolotay FM Walkie Talkie Circuit Board Transceiver Module FM Transmitter Receiver Module 7 Frequency 27-480MHz DC3.3-6V
3. Purchase 2 modules, you can realize the intercom function
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FM Transmitter Module Kit, Adjustable Volume Wireless Microphone Transmitter Board Parts, Three Stages Anti Interference DIY Radio Experiment Board Kit
Signal Frequency DIY radio experiment board kit, adjust the inductor can make the base frequency signal in 44 to 54MHZ, use the nonlinear transistor to produce double frequency signal 88 to 108MHZ.
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MUNEFE Shortwave Radio Transmitter Receive Assembled, CW Shortwave Transmitter Receiver, Short Wave Transmitter DIY Radio Kit
IMPROVED USER EXPERIENCE The addition of a side tones circuit allows you to listen to the keying CODE through your headset while operating the transmitter. This enhances convenience and usability.
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Kissmii 1 PCS MW Medium Wave Transmitter AM Radio Transmitter DIY Circuit Board AMT-MW207 525-1605KHz
The circuit is simple. It is only composed of common triodes and resistance-capacitance inductive components, without audio , which is easy to make; The sound quality is good. Within the rated transmission distance, the sound quality is close to that of FM broadcasting, and the signal-to-noise ratio is good.
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Portapack H2 SDR Radio Receiver Control Board, 1MHz to 6GHz Full Function SDR Radio Transmitter Receiver Mainboard with LCD Touch Screen, 0.5ppm TCXO, 2000mAh Battery, for DIY
Portapack H2 Feature This control board for Portapack H2 comes with TCXO high precise clock (0.5ppm), the frequency is as accurate as the radio, the large LCD display with resistive touch panel, operation is much more convenient.
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1 PCS MW Medium Wave Transmitter AM Radio Transmitter DIY Circuit Board 525-1605KHz Plastic
There is no need for an external antenna (tens of meters for medium wave), and the magnetic field leaked by the magnetic rod affects the receiver, which is easy to implement and the transmission distance is relatively short; There are many interfaces, designed with waveform test terminals, audio sockets, external power sockets, etc., which are easy to use and expand functions. It can be connected to an external power supply or installed with a battery for use.
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Handsfree Call Car Charger,Wireless Bluetooth FM Transmitter Radio Receiver,Mp3 Audio Music Adapter,Dual USB Port Charger Compatible for All Smartphones (New Black)
Music Streaming Adapter & Player Wireless Bluetooth FM transmitter adapter supports Bluetooth USB disk TF card MP3 WMA player. With anti-interference performance and CVC technology.Listening to music while charging. Automatically connect memorized paired when powered on. Support WMA MP3 WAV music formats.The mono sound quality reduces background noise and makes calls clearer.
Graootoly AMT-MW207 525-1605KHz Radio Transmitter Medium Wave Transmitter AM Radio Transmitter DIY Circuit Board 6V
3. There is no need for an external antenna (tens of meters for medium wave), and the magnetic field leaked by the magnetic rod affects the receiver, which is easy to implement and the transmission distance is relatively short;
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Sreuyong 1 Piece MW Medium Wave Transmitter AM Radio Transmitter DIY Circuit Board AMT-MW207 525-1605KHz Plastic
The circuit is simple. It is only composed of common triodes and resistance-capacitance inductive components, without audio , which is easy to make; The sound quality is good. Within the rated transmission distance, the sound quality is close to that of FM broadcasting, and the signal-to-noise ratio is good.
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APUWE Shortwave Transmitter Receiver HAM Radio 40M CW Version 4.1 7.023-7.026MHz QRP Pixie Kits DIY with Buzzer Transceiver
The reception is good, highly readable code.
Amateur Shortwave Radio Transceiver, AM Radio Transmitter DIY Circuit Board, DC 9V/2A
Long Transmission Distance The medium wave signal enables long-range wireless communication, providing a wider communication space.
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Doumneou -MW207 525-1605KHz MW Medium Wave Transmitter Radio Transmitter AM Radio Transmitter DIY Circuit Board 6V
2. The sound quality is good. Within the rated transmission distance, the sound quality is to that of FM broadcasting, and the signal-to-noise is good.
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