Quad Philips ECG 6550 USA Made Vacuum Tubes - Hickok TV7 Tested

For sale is a quad of Philips 6550 vacuum tubes that come in their original boxes. 

Cosmetically, these tubes good cosmetic condition but also show wear that's to be expected for such an old item Please refer to the pictures for finer details.

They were tested on my calibrated Hickok TV-7 tube tester, where the minimum for a good tube is 44.

RESULTS (triode one / triode two)

- 51.0 (tube one)

- 50.7 (tube two)

- 48.5 (tube three)

- 48.0 (tube four)

As these are vintage items, these tubes are being sold "as is." No returns are accepted.

If you have any questions, please send me a message and I'll do my best respond quickly.

The buyer pays for all shipping costs including packing, handling, shipping, and insurance. I know how to treat vintage electronics with the care and protection they need during transit. I pack everything I sell with extra protection so whatever you buy reaches you safely. 

I ship internationally but the international shipping quote on eBay is not accurate. If you want to know how much it will cost to ship to your country, please email me before purchasing. Thank you.