#73 - Mackie Thump TH-12A blown woofer

This Mackie Thump speaker has a damaged woofer with a shorted voice coil. The symptom was demonstrated, and the diagnosis was confirmed by measuring the voice coil both at DC and at 1KHz. A good woofer was also measured (not the same model) to show the difference.

Previous Mackie Thump TH-12A repair: #65 - Mackie Thump TH-12A active spea...

• #science_technology
• #diy_electronics
• #electronics_repair
• #blown_speaker
• #blown_woofer