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(!!!) (Best Single - Best Sound) U52=5U4G GEC branded Mullard BVA black plates - black base "cup" getter - getter flashing like new - used/good 1950-1955 (54/40 and 51/40) (GeluidsaFd - etched on base)
(!!!) (Best Single - Best Sound) U52=5U4G GEC branded Mullard BVA black plates - black base "cup" getter - getter flashing like new - used/good 1950-1955 (54/40 and 51/40) (GeluidsaFd - etched on base)
$ 319.99
U52=5U4G GEC branded Mullard BVA black plates - black base "cup" getter - getter flashing like new - used/good 1950-1955 in white box - a couple small scratches on glass
"GeluidsaFd" = "Sound Department" in Dutch, etched on base - see photo
1 section) 54/40
1 section) 51/40
U52 are best sounding 5U4G ever made
the only 5U4G substitute that sonically compares to the U52 is the 274A or 274B Western Electric
Recommended for
- Modwright Oppo
- WA6-SE (Special Edition) Headphone Amplifier
- SET amps
- Wright Sound SET
- Audio Note P4 Balanced mono amps
- Dared MCP7 preamp with phono
- Singlepower
- Modwright Transporter
- Donald North Audio
See more: vacuum tube





