This Tokyo Metro 05 quadrant chopper traction sound is very unique with Violin sound, Similar as Tokyo Metro 03 In Japan And Other SMRT (Singapore MRT) Tractions

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The traction is most likely different, Unlike Hitachi Level 2 IGBT-VVVF & Mitsubishi Level 2 IGBT-VVVF

Units Were Used Only: Tokyo Metro 6002, 6008, 6014, 6017, 6019

RED COLOR = Meaning The Train Was Retired

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(ALERVATIVE LINK) Click Here To Preview The Sound (IG Only)

This chopper is The Most Common that i found, The traction sound was Similar like Hitachi Armature VF Chopper Ones, But the Acceleration sound was different like Tokyo Metro 6023 & 7022

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The GTO Chopper Is Slightly Very Unique Sound,  And It's Very Similar Like Armature VF Chopper Used

Units Were Used Only: Tokyo Metro 6006, 6007, 6010, 6011, 6012, 6013

RED COLOR = Meaning The Train Was Retired

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This Toyo Denki is Usually With Toshiba Rheostat Electric Multiple Unit (EMU), However Other JR205 Series And Marchen Series Is Most Likely Different, Other Units Were Usually Toshiba Rheostat Machine Even Without Toyo Denki IGBT-VVVF Sound.

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This Hitachi MMR-HTR20 Field Chopper Is Slightly Very Different Chopper Sound, Unlike Other Chopper Sound Like Armature VF, GTO Chopper And 4 Quadrant Chopper, It's kinda similar like other IGBT-VVVF Sound

Units Were Used Only: Tokyu 8003, 8007, 8039, 8504, 8510, 8518

RED COLOR = Meaning The Train Was Retired

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This Armature VF Chopper Sound was only a Car No.3 (6323) Even Tho On The Car No.6 or 7 (6623 or 6923) Is Slightly Very Different Acceleration Sound

Units Were Used Only: Tokyo Metro 6023, 6026, 6027, 6033, 7022

RED COLOR = Meaning The Train Was Retired

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