AM Transmitter Kit,Radio Medium Wave Transmitter Adjustable 530‑1600KHZ DIY for School Experiment, 20‑500 MW, 2‑5m Antenna, 3.5mm Sound Input, PCB Material

• [FILTER NETWORK] - Low pass network to filter out high harmonics and achieve sinusoidal waveform.
• [HIGH FREQUENCY MODULATION] - Sound capacitors and bias resistor for high quality sound modulation.
• [OSCILLATION SOURCE] - High frequency equal amplitude signals generated by a common base modulation transformer oscillation circuit.
• [HIGH FREQUENCY AMPLIFICATION] - High frequency amplitude signal further amplified for excellent signal quality.
• [SOUND AMPLIFICATION] - Built-in sound amplifier chip and volume potentiometer for adjustable sound amplification.

Specification: Item Type: Radio Medium Wave Transmitter Kit Material: PCB Power Supply: 9V2A DC, 5.5 Interface, Internal Positive and External Negative (Need to Provide Their Own Power Supply) Transmission Frequency: 530‑1600KHZ (Radio Medium Wave Band) HF Transmitting Power: Adjustable 20‑500 MW, Adjust The Power in 5‑10 Meters to Use. Antenna: 1.5 Or 2.5 Square Millimeters in Diameter Household Wire Can Be Used, with A Length of 2‑5 Meters (Need to Be Self Provided) Sound Input: 3.5mm On Both Ends, Comes with Board Accessories Sound Source: CD, Desktop Computer, Cell Phone, Etc. Applicable: Medium Wave Radio Enthusiasts, for Students to Study Wireless Signal Generation, AM Transmitter Sound Modulation Principles. Package List: 1 x Transmitter 1 x Screw Package 1 x Instruction Manual 1 x Sound Cord Notice: This motherboard is for medium wave radio lovers only and can be a good test for ore radio effects.