This is a FM RF amplifier which build based on RF Power Transistor 2SC2539.
2SC2539 is a silicon NPN epitaxial planar type transistor designed for RF power amplifiers in VHF band mobile radio applications.
L1: 2T Coil diameter:4mm
L2: in series 6pcs Toroidal ring
L3: 4T Coil diameter:10mm
L1: 3T Coil diameter:10mm
Archives for February, 2010
Making 15W FM RF Amplifier using 2SC253
Circuit diagram 60W AF Amplifier With STK-0060II
Circuit diagram 60W AF Amplifier With STK-0060II
This is a high power amplifier based on single Sanyo integrated circuit STK-0060II.
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