SOFORFREEM AM Transmitter Kit - 530-1600Khz Crystal Radio for School Training & Science Experiments | Medium Wave Transmitter for STEM Education & DIY Electronics Projects (Model B)

SOFORFREEM Use voltage: 5V-6VCurrent : 60MAFrequency range: 530~1600KHZPower consumption: 0.3WExternal antenna 6M (1/50 wavelength) 75M (1/4 wavelength)(does not includeantenna)Sound quality measurement 1 meter away from the antenna. Not susceptible to interference.Non-directional reception 2-6 meters away from the antenna, there is a directional reception.It may be interfered by household appliances.From the antenna 6 meters seller unconditional test machine.More than 3 times stronger than the student signal generator signalSpecification: B-Finished versionColor: As ShownMaterial: PC+metalPackage Contents:1 x AM transmitterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.