Repair Description – U67 Vintage Microphone (Serial #346)
Customer reported intermittent noise in the U67 microphone, with the source initially unknown.
Upon inspection, it was found that:
All defective original parts were returned to the customer after replacement.
The microphone was fully repaired, reassembled, and bench-tested to confirm stable performance.
| Product / Service | Qty | Price (USD) | Total (USD) |
| Troubleshooting | 0.5 | $110/h | 55.00 |
| Repair | 1.0 | $110/h | 110.00 |
| Binder M25 | 1 | 75.00 | 75.00 |
| Spring | 1 | 10.00 | 10.00 |
| Custom Nuts | 1 | 20.00 | 20.00 |
| Custom U67 Connector | 1 | 30.00 | 30.00 |
| U47 Wood Box | 1 | 40.00 | 40.00 |
| Total | 340.00 USD |
