2 X EF86 MINIWATT TUBE. 1950s PHILIPS PROD. MESH PLATE. CX ENA

2 X EF86 TUBE. 96% EMISSION (EM) 100% TRANSCONDUCTANCE (GM) 0.0mA GAS. 106% EMISSION (EM) 122% TRANSCONDUCTANCE (GM) 1.0mA GAS.

eBay