Filter Network: Low-pass network filters out high-order harmonics and achieves a sinusoidal waveform. High-Frequency Modulation: Sound capacitors and bias resistors for sound modulation. Transmitter Frequency: 530-1600kHz (AM radio band).
eBay
2-IN-1 Car Bluetooth 5.4 Receiver 10M Stable Transmitter 3.5mm AUX With LCD Battery Volume Display for Car Music/Hands-Free Call
Aliexpress UK
Filter Network: Low-pass network filters out high-order harmonics and achieves a sinusoidal waveform. High-Frequency Modulation: Sound capacitors and bias resistors for sound modulation. Transmitter Frequency: 530-1600kHz (AM radio band).
eBay
Practical Portable Car Bluetooth-compatible 5.0 FM Transmitter MP3 Player Multi-functional Classic Texture Dual USB
Aliexpress UK
High Frequency Oscillation: 21MHZ high frequency oscillation, crystal Y1 in the circuit is a parallel resonance, equivalent to the inductor. Structure: Mainly consists of power input, sound amplification, sound modulation, 21MHZ high frequency oscillation, Class C high frequency amplification, 21MHZ low pass filter.
eBay
RadioMaster TX12 MKII - 2.4G CC2500 / ELRS 16CH Radio System Transmitter
Aliexpress UK
Weight: 80 gm.
eBay
2025 Upgrade Portable Car DAB/DAB+ Digital Radio Adapter FM Transmitter with HD Display and Unlimited Presets for All Vehicles
Aliexpress UK
AM transmitter key fob with 3 buttons, suitable for use with battery operated receivers, garage doors, window or door control, alarm systems and many other forms of remote control. Frequency 433.92MHz 9V supply voltage 8mA supply current 100m sensing range High security Keeloq protocol Easy installation via screw terminals Momentary or latching outputs IP65 rated enclosure No radio licence required .
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Andoer Universal 16 Channels Radio Wireless Remote Speedlite Flash Trigger 1 Transmitter & 2 Receivers Wireless Flash Trigger
Aliexpress UK
Suitable for Futaba FP-T2MR.
eBay
FM01 USB Car Bluetooth 5.1 Fm Transmitter Receiver Handsfree Call Mini Usb Power Car Kit Auto Wireless Audio For Car Fm Radio
Aliexpress UK
Transmitter Frequency: 530-1600kHz (AM radio band). Disassembled Parts: Includes pre-assembled components on the mainboard and audio cables. Frequency tuning is required. Filter Network: Low-pass network filters out high-order harmonics and achieves a sinusoidal waveform.
eBay
Car Bluetooth 5.1 FM01 Transmitter Receiver Handsfree Call Mini USB Power Car Kit Auto Wireless Audio For Car Fm Radio
Aliexpress UK
Frequency range: 530~1600KHZ. (3)Understand the modulation principle of AM transmitter. Objective: (1) Understand the principle of high frequency signal osci I lat ion of AM transmitter. (2)Understand the principle of high frequency signal amp I ification of AM transmitter.
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Bluetooth 5.0 Car FM Transmitter PD Type-C Dual USB Ambient Player Handsfree MP3 Charger Type-C Wireless Light PD QC3.0 Adapter
Aliexpress UK