144 Mhz Pre-amp
Menggunakan 3sk124 / NE41137 Dual GaAs FET
Q1 = 3sk124 /NE41137 Dual GaAsFET CT = 2 - 10pf Trimer HI-quality C1 - C4 = .01uf 25v chips C5 = .001 uf Feedthru dekat R5 R1 = 100 ohm R2 = 1200 ohm R3 = 1800 ohm R4 = 750 ohm R5 = 680 ohm D1,D2= IN4148 L1 = 6.75 lilit no 16 D: 0.3125inc di sesuaikan panjangnya sampai 9/16 inc Tap = 1.4 lilit dari ground T1 = 5 lilit no 36 dalam trifilar ferit |