(!) (Recommended Single) 6N7GT Raytheon coated glass NOS 1940”s (3.2/3.5ma)

6N7GT Raytheon coated glass NOS 1940”s

3.2ma Gm=1500

3.5ma Gm=1400

Good NOS Ma = 3ma

Good NOS Gm = 1500-1600

(6N7=6A6=ECC31, 6N7=Type 53 with different filament voltage, also see 5694)
(the best sounding 6N7 type ever made is the ECC31 Mullard)

– Sun Audio SV-6V6SE 2008