80 #MESH VACUUM TUBE RECTIFIER VINTAGE STEREO #MARCONI #PAIR #MESH #TUBE #MATCHED #80 #MARCONI #ITALY #U 50 #VALVE #LAMPE #ULTRA RARE SOUGHT AFTER FULL WAVE RECTIFIER HORSE SHOE GETTER SMOKED GLASS FIRST EARLY PRODUCTION COMPAGNIA ITALIANA MARCONI GENOVA PLANT OF PRODUCTION FULL TESTED STRONG RESULTS PERFECT FOR PRE AMPLIFIER PREAMP TUBE WITH SUPERIOR PERFORMANCE.

TEST RESULTS 55/50 (WHERE 40 IS THE REFERENCE ON MY TV7 D/U) SUPERB TUBES ULTRA RARE TO FIND

tube valve lampe röhre tsf 진공관 真空管 HAM RADIO audio hi-end hi-fi diy POWER AMPLIFIER Pre-Amplifier Preamp Pri stereo SE Single Ended PP Push-Pull

BOX 28