2x 6C4 = EC90 = CV133 General Electric Röhre tube Triode Amplifier NOS NEW NEU | eBay
Early Military Grade RCA JRC 6C4 Black Plate Tube NOS in Box - Etsy
Stewart Warner NOS 6C4 Vacuum Tube | Reverb
NOS GENERAL ELECTRIC 6C4 / EC90 Vacuum Tube - Tubes N Things
6135/6C4 GE 5 Star, Medium Mu Triode Tube. Designed to be used as a local oscillator in very high frequency receivers. New old stock. No longer available for export. MFR: GE. SKU:
6C4 @ The Valve Museum
6C4 @ The Valve Museum
6C4 One Valve FM Receiver
6C4 @ The Valve Museum
NOS RCA 6C4 / EC90 Vacuum Tube - Tubes N Things
![True NOS NIB Chelmer England 6C4 [EC90] Black Plate Top True D Get Vacuum Tube - VIVA TUBES](https://cdn11.bigcommerce.com/s-dfccaj35/images/stencil/1280x1280/products/43363/44661/LT4626__23292.1515602269.JPG?c=2 "True NOS NIB Chelmer England 6C4 [EC90] Black Plate Top True D Get Vacuum Tube - VIVA TUBES")
True NOS NIB Chelmer England 6C4 [EC90] Black Plate Top True D Get Vacuum Tube - VIVA TUBES
6C4 RCA NEW ORIGINAL MILITARY BOXED VALVE TUBE (G15C) - Langrex
RCA 6C4 Tube USA, 1966, New, Hickok Tested Good | eBay
TUBE 6C4 VT133
6C4 Vacuum Tube – CV Keyboards
THERMIONIC TUBE TRIODE ON BASE C/W '6C4' TUBE | IEC designs
6C4 Preamp TubeFor SVT, Various NOS - Product Details
RCA 6C4 Tube * Tested 105% * No Label – The Turntable Store
6C4 General Electric Audio Vacuum Tube Valve - Bangybang
GE 6C4 vacuum tube new old stock mint condition General Electric tube - Etsy Italia
Classic Hammonds 6C4 Triode Tube - Vacuum Tubes - Tubes Individually - 6C4 Triode Tube - CLASSIC HAMMONDS
Vacuum Tube - 6C4 / EC90, Triode, Medium-MU | Antique Electronic Supply
