SKU:1076761685
3 Sylvania Number / Type 19 #19 Vacuum Tubes Lot Of Three
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USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Description
3 Sylvania Number / Type 19 #19 Vacuum Tubes Lot Of ThreeThis lot of three Sylvania MANUFACTURED number 19 tubes was tested on our Paul Hart calibrated TV7 U for shorts, gas and emissions. There were no shorts or gas. They measured 28 30, 34 34 and 38 41 where minimum (65%) is 25 25 and 100% is 38 38. They have engraved hot stamped bases on is Champion branded and the other is Zenith. Their internal structures are all the same, though they are labeled differently. WE HAVE SCORES OF THOUSANDS OF VACUUM
As I write
Physical Characteristics:
Both have BW date codes
Support Rods: steel
They are the new
new in box RCA 6BN4A tubes tested to spec on our Paul Hart-calibrated TV7/U
They measured (from left to right) 36
WE CANNOT GUARANTEE FOR FAILURES AFTER POWER UP AS THERE IS NO WAY TO DETERMINE HOW TUBES WILL INTERACT WITH YOUR ELECTRONICS OR IF THEY WERE MISTREATED IN TRANSIT
PLEASE INSURE THEM
Transconductance measured 49/49 where minimum (65%) is 36/36
beefy black plates: side O getters
black plates
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Exchange/Return Notes
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