On 4/14/2014 0920, Bob Jackson wrote:
No box. Glass etched "6146 AEB". Base printed "RCA Electron Tube" and "IBM Part No.
3000533". Tested good on Hickok 600A with 6250 transconductance measurement. $35 w/free shipping CONUS.
14 day return - buyer pays return shipping.
Bob AG5X
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What did IBM use the 6146 for?
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*Charles Ring W3NU*
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