Tung-Sol , a Quad 6550 Tubes, black Plates from1957!
Listing ID: LIS3413H Classified
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Listed · 469 Views
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| Condition | |
| Payment methods |  |
| Ships from | Hamburg, Hamburg, 22117 |
| Ships to | Worldwide |
| Package dimensions | 10.0" × 10.0" × 10.0" (4.0 lbs.) |
| Shipping carrier | unspecified |
| Shipping cost | Specified after purchase |
 Average | Research Pricing |
Amended on
Typemistake.! the indicator of the Hickok is running full over 6000, to maximum!!
Very seldom Tung-Sol 6550,
a Quad from 1957, all very strong measured, over 6300 microhmos with my Hickok 6000 A tubetester.
Datecode.: 57-21-3, 57-24-3 and 2 x 57-27-3. Tested also in my Scott-LK-150.
It have Black Plates and a Top Getter, it is the first and best sounding generation.
Privat sale! No guarantee, because old! Will be really safe and well protected packed.
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