Log-in
(!!!) (Recommended Pair) 6BL7GTA GE and GE branded Admiral 1960's (38/40ma and 35/45ma)

(!!!) (Recommended Pair) 6BL7GTA GE and GE branded Admiral 1960's (38/40ma and 35/45ma)

$ 20.99

1 pair) 6BL7GTA GE NOS 1960's same build

1 tube) 38/40ma Gm=7300/7400 (GE branded Admiral 1964)

1 tube) 35/45ma Gm=7200/8100 (GE 1960's) smaller top getter

 

Matched on Amplitrex

 

Recommended for

- Single Power MPX3 SE
- Cary 1610se

(Vfil=6.3V @ 1.5A, Vplate max=500V, Iplate max=60ma, Pout max = 12 watts total for both triode sides)
The 6BL7GTA is interchangeable with a 6BL7GT but differs from it in having
an improved section 1 for increased life as an oscillator, and controlled zero-bias
plate current in both sections
Typical Characteristics Class A Amp:
Vplate= 250V
Iplate= 42ma
Vgrid= -9
Rp= 2150 ohms
Mu= 15
Gm= 6200 for 6BL7 (RCA manual 1953) and 7000 mhos for 6BL7GTA (GE Manual 1957)

 

See more: vacuum tube
Scroll to top