1 Röhre GZ34 MULLARD 5AR4 O GETTER F32 TEST 60/60 (40=100%) VALVE TUBE BLACKBURN CODE F32 B7A3 O UPPER GETTER BLACKBURN TEST SYSTEM 1 = 60 (WHERE 40 = 100%) TEST SYSTEM 2 = 60 (WHERE 40 = 100%) PERFECT BALANCED PAYMENT BANK TRANSFER SHIPPING TO GERMANY 18 EURO: NOT NEGOTIABLE shipping worldwide 30 euro not negotiable no shipping to australia