VinylSavor: Tube of the Month : The 5R4
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VinylSavor: Tube of the Month : The 5R4
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Tube type list
SM5CBW - Tubedata
5r4gy tube pair NOS NIB Marconi valve s vintage stereo amplifier cv717 5u4g 5r4 | eBay
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5R4 v 5C3S / 5U4G for RH84 v.2 amp | diyAudio
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1 Raytheon JAN 5R4WGB 5R4 Vacuum Tube NOS/NIB | #141194272
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5R4GY, Tube 5R4GY; Röhre 5R4GY ID3835, Full-Wave Vacuum Rect
The Big Tube Data Page
Untitled
Tube type list
5R4GY @ The Valve Museum
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GE 5R4GYA Black Plate Support Rods Vacuum Tube 5R4 71/71% | Reverb
