(!!!!) (BEST PAIR #2) 2A3 Ken Rad branded GE coated glass NOS 1949-1950 (110ma and 103ma) (close Gm) (sound fantastic)

1 pair) 2A3 Ken Rad branded GE coated glass NOS 1950 parallel black ribbed plates in white boxes 1 tube) 110ma Gm=6400 slightly taller 1 tube) 103ma Gm=6450  - great sonics     Test Data: Vplate=230V, Vgrid=-30V Iplate=110ma Gm=6400 Iplate=103ma Gm=6450 Good NOS range 80-120ma   Test Data: Vplate=250V, Vgrid=-45V Iplate=54ma Gm=4900 Iplate=50ma Gm=4800 Good NOS range 50-60ma    "Very balanced, with great upper midrange extension. Highs are sweet and mids aremusical. This is the classic bi-plate 2A3 and worth every penny"   Recommended for Tektron Melody Bottlehead Stereomour 2A3 Ming Da Musical Paradise DIY amps