[Inductor Recorded] BVG JK U-Bahn Berlin [ABB IGBT-VVVF]

[DE] Die Aufnahme zeigt das elektromagnetische Spektrum der BVG-Kleinprofil-Baureihe JK von Stadler. Sie verwendet als Wechselrichter den ABB Bordline CC750. [ENG] The recording shows the electromagnetic spectrum of the BVG small-profile series JK from Stadler. It uses ABB Bordline CC750 as inverter. Spectrogram: Sonic Visualizer Oscilloscope: corrscope Inductor: Eagle A171 Recorder: Zoom H1essential Thumbnail - left picture: Lennart3003, CC BY-SA 4.0, via Wikimedia Commons #vvvf #moharadio #igbt #inverter #sound #pwm #stadler #abb #ubahn #berlin #ubahnberlin #subwaysurfers Timestamps: 00:00 Acceleration 1 00:59 Braking 1 01:23 Acceleration 2 01:57 Braking 2 02:18 Acceleration 3 03:06 Braking 3