813 Pentode | TUBES.RS | Tube Amplifiers & NOS Tubes
813 PHILIPS - Vint'Elec - Vintage electronic tubes
2 X 813 TUBE. MARCONI BRAND TUBE. USED GOOD TUBE. 2 PCS. RCB310
7 Pin ceramic socket for 813 type tubes
813 Vacuum Tube at Rs 5000 in New Delhi | ID: 6356776755
813 USA
Shuguang Vacuum Tube 813 For Tube Amplifier Replace FU13 High Power – IWISTAO HIFI MINIMART
813 tube for sale | eBay
2 Vintage RCA 813 NOS New In Box Vacuum Tube Pair Filaments Tested - BangyBang Tubes | Reverb
Vintage RCA JAN CRC-813/ VT-144 High Power Transmitting Tube ~ Tested Filament | eBay
813 power tube Shuguang NOS tested 2 pc lot
Sino 813 Power Vacuum Tube | TubeDepot.com
813 / GM70 amplifier with Bartolucci transformers
813 Thoughts | diyAudio
Rca 813 Tube - Etsy
813 Linear Amplifier by KG7TR
813, RCA, – MULLARD MAGIC
Shuguang Vacuum Tube 813 For Tube Amplifier Replace FU13 High Power – IWISTAO HIFI MINIMART
813 RCA NOS USA. Laboratorio Musicale
813 power tubes...three left! SALE PENDING Photo #879196 - US Audio Mart
RCA JAN 813 Vacuum Tube Beam Power Transmitting Tube - Etsy
813 RCA VT-144 Matched Pair NOS NIB | eBay
2 X 813 RCA TUBE. 1950s PRODUCTION. 12. CH154 | eBay
2 x RCA 813 Transmitting Tube | eBay
