1U5 by GENERAL ELECTRIC - Buy or Repair at Radwell - Radwell.ca
1U5 Tubes audiofréquence USA
ElectronTubeStore.com
1U5 | UNSORTED | DIODE-PENTODE TUBE à 2 € HT sur Electols
tubes & microphonic | diyAudio
1U5 Western Vintage Vacuum Tubes NOS | eBay
Buy Sylvania 1U5 Vacuum Tube Online in India - Etsy
1U5 Diode Sharp Cutoff Pentode Tube. Designed for use as a combined detector, audio-frequency amplifier, and automatic-volume-control tube. MFR: Sylvania, RCA, GE, Reliatron, Westinghouse. SKU: 1U5. New old stock. No longer available