Description
A spare tube set for Kenwood Hybrid rigs ( Kenwood TS-520, TS-520D, TS-520S, TS-520SE, TS-520SP, TS-820, TS-820S, TS-530S, TS-830S, R-820) and for some other ham rigs from 70s and 80s. All tubes are carefully tested, pullouts from professional backup devices. 6146B are specially selected and carefully matched on calibrated Metrix U61B tube tester. You'll get: one matched pair (2pcs) of rare Siemens / Philips QE05/40 (6146B, 8298A) power tubes (brown bakelite base, made in West Germany in 70s) one (1 pcs) 12BY7A by RCA / Sylvania / General Electric (made in The United States in 70s)