2 rare medical red tip Mullard 10m 10000 hour master series 12au7 tubes
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| Condition | |
| Payment methods |  |
| Ships from | Belpre, OH, 45714 |
| Ships to | United States |
| Package dimensions | 6.0" × 6.0" × 6.0" (1.0 lbs.) |
| Shipping carrier | USPS |
| Shipping cost | $5.00 |
 Average | Research Pricing |
I have 2 excellent red tip medical quiet 10000 hour mullard 10m master series 10000 hour 12au7 tubes.These tubes test strong 2025-2075 and 1925-2075 where 1430 is minimum and new tubes test 2200 on my Hickok.I have acquired a bunch of medical red tip tubes from a Engineer who worked many years for grass instruments and then the last 8 to 10 years for Honeywell medical before retiring.
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Item can be returned within 3 days of receipt.
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Items must be returned in their original condition, with all included packing materials and no signs of use. Buyer assumes responsibility for all shipping return costs unless the item was not received as described.
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