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RCA 5U4GB - black plates, tall bottle
 RCA 5U4GB - black plates, tall bottle RCA 5U4GB - black plates, tall bottle |
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2 in stock
Item Number: 728
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This 1960s RCA 5U4GB full-wave rectifier tube has black plates and a top D getter. The tall bottle has a white or red RCA label and "5U4GB" inscribed on the glass.
Tube tests as new and ships in its original box or in a new white box.
This tube is sold individually. Photo is of a sample from the lot. |
This1950s RCA 5U4G rectifier tube has an ST bottle, ribbed black plates, and a top getter. The full black base has silver print. Tube tests as new.
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Price: From $39.00 to $59.00
This RCA 5U4G full-wave rectifier tube has an ST bottle, smooth black plates, and a top or bottom getter. The full black base has silver print. Tube tests as new.
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This 1960s GE 5U4GB full-wave rectifier tube has gray plates and a side O or side D getter. The tall bottle has "5U4GB U.S.A." and the dot pattern characteristic of GE tubes etched in the glass. Tube tests as new.
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Price: From $24.00 to $29.00
This RCA 5U4GB full-wave rectifier tube has black plates and a side O getter. The bottle has "5U4GB USA" inscribed on it and the black base has red or silver print. Tube tests as new. Click "more info" for current availability.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
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