electronics circuit

Monthly Archives: February 2010

Making 15W FM RF Amplifier using 2SC253

By admin | Published: February 28, 2010
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
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Circuit diagram 60W AF Amplifier With STK-0060II

By admin | Published: February 28, 2010
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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