Series Low Power Germanium Transistors (ex-USSR)

GT403 (1T403)  ASY80
1T403A / GT403A ~  AD152 30V 4W hfe 20 -60
1T403B / GT403B  AD152, 2NU72  hfe 50 -150
1T403G / GT403G   2N2667 PNP  60V  1A hfe 50 -150
1T403D / GT403D  AD152, 2NU72   hfe 50 -150

for fuzz  Guitar Pedal Effects

GT108V pnp Pc,max 75mW  , Ucb 10V,  Ic,max 50mA Ft,max 1MHz H21e for low signal  60-130  ~ 2N132A,NTE102, SK3007A, 2N651
GT108B  PNP  ~ 2N135/ 2N136/ 2N137/ 2N140 / 2N206  2N133
GT108A  PNP ~ 2N130A
GT109B    PNP  ~ 2N77/ 2N105/ OC582
GT305B (1TM305Б~ 2N9802N979PNP Fuzz Face GERMANIUM PNP TRANSISTORS 0.075 W 0.04 A
GT309B GERMANIUM PNP TRANSISTOR ~ 2SA234/ 2SA2352SA343 / AF178 / AFZ11
GT311i GERMANIUM PNP TRANSISTOR ~ 2N2482 2N797
GT313V GERMANIUM PNP TRANSISTOR 100mW 30mA ~ 2N741 2N1141
GT320B (ГТ320Б) ~2N6079  ,  2N6080 
GT320V (ГТ320В) 2N1745
GT321A   PNP Pc: 160mW; Ucb: 60V; Uce: 50V; Ueb: 4V; Ic: 500mA; Tj: 85°C; Ft: 60MHz; Cc: 80; Hfe: 40/120
GT322A / B/ V