We use UkrPoshta (Ukranian Post) for all our International deliveries. 6n1p 61 a-g 6bq7a 6dj8 ecc88 triode vacuum tube soviet nos new 100pcs basic data uf = 6.3 v, if = 600 ma ยต = 35 ia = 7.5 ma s = 4.35 ma/v pa = 2.2 w the 6n1p has similar ratings to the 6dj8 and in the past was sometimes rebranded as such, however differences between the two types (the 6n1p requires almost twice the filament current and has only one third the s value) mean they are not directly interchangeable.