AM Radio Transmitter Board Short Wave Low Power Sound Amplification SW Radio Amplifier Kit for DIY Campus Broadcast

279,00 DKK
+ 72,99 DKK Levering
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AM Radio Transmitter Board Short Wave Low Power Sound Amplification SW Radio Amplifier Kit for DIY Campus Broadcast

  • Brand: Unbranded
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AM Radio Transmitter Board Short Wave Low Power Sound Amplification SW Radio Amplifier Kit for DIY Campus Broadcast

  • Brand: Unbranded
RRP: 419,00 DKK
Pris: 279,00 DKK
Du sparer: 140,00 DKK (33%)
Sоlgt af:
279,00 DKK
+ 72,99 DKK Levering

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Beskrivelse

Features 1.Application: This is a short wave transmitter, mainly used in short wave radio experiments and tests, understand the principle of AM modulation. 2.Structure: Mainly consists of power input, sound amplification, sound modulation, 21MHZ high frequency oscillation, Class C high frequency amplification, 21MHZ low pass filter. 3.Power Input: Professional AM radio transmitter board, C1 to C6 for the filter capacitors, reduce the power supply interference ripples. 4.Sound Modulation: Transformer B1 secondary inductance sound voltage superimposed on the DC power, to get the modulation voltage with the change of the sound source. 5.High Frequency Oscillation: 21MHZ high frequency oscillation, crystal Y1 in the circuit is a parallel resonance, equivalent to the inductor. specificationItem Type: AM Radio Transmitter Board Material: PCB Power Supply: Voltage DC Power Supply 9V2A; The Whole Current 50 to 80mA Frequency: 21MHZ Crystal Frequency Stabilization Adjustment Amplitude: 45% High Frequency Power: 100mW Modulation: Transformer High Potential Modulation Sound Source: External Sound Source, Available Cell Phones, MP3, Computers, etc. Transmitting Distance: Better Than 10m/32.8ft Production Difficulty: Welding, Without Debugging Applicable: Radio Enthusiasts, Students Experimental Testing PackageList 1 x AM Radio Transmitter Board 1 x Screw Package 1 x Instruction Manual 1 x Sound Cable 1 x Antenna
  • Fruugo ID: 310788131-694774548
  • EAN: 5940764251926

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  • STANDARD: 72,99 DKK - Levering mellem kl ons. 22 oktober 2025–ons. 29 oktober 2025

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