Am radios transmitter in comparison

Global Broadcasting World band digital receiver is an FM stereo, AM,LW,SW,SSB world band receiver, suitable for global FM broadcast reception. FM AM world band receiver suitable for outdoor camping and listening to radio music in the kitchen are necessary for participating in parades and family life.

Convenient Battery Operation Utilizes battery power (battery not included) for easy and accessible use at any time.

Power supply DC 9V 2A current 50-80MA

(3)Understand the modulation principle of AM transmitter

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Powerful retro tape player This tape player is designed with a retro body, with a classic attractive silver appearance, not only can play tapes, but also listen to AM FM, recording and Bluetooth four types of playback, is a lightweight and portable tape player. You can also connect the Bluetooth speaker to listen to old tapes. Whether it is classic tapes, popular digital music, or radio news, you will never miss again, this cassette player is suitable for everyone in the family.

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.

COMPACT AND PORTABLE This AM transmitter is designed in a compact size, making it easy to carry and use anywhere.

Easy to Install The dab car radio for car set comes with a magnet bracket , making it easy to install and adjust the position of the device. This car dab radio is small in size and takes up little space, but is versatile.

This kit adopts full discrete circuit, which is especially suitable for students to learn the working principle, practice production and test; The variable capacitor uses a double-connected variable capacitor, and the two-connection parallel connection can obtain sufficient capacity; Using double-sided circuit, the board base is glass fiber material, the thickness is measured about 1.5-1.6mm, the pad is sprayed with tin, and it can be directly welded without grinding.

High Frequency Modulation Achieves the right sound voltage through modulation controls for improved sound quality and feedback resistance.

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.