President George CB-Radio

Software for President George

MODIFICATION

Programming

50 Watt RF Power modification

Receiver modification

How to modify for external control of VFO

Remote Control

How to change the frequency band for VCO-circuit

ALIGNMENT PROCEDURE

BLOCK DIAGRAM

PLL CARIER OSCILLATOR PORTION

TRANSMITTER PORTION

RECEIVER PORTION

User Manual (English) User Manual (Norwegian)

COMPONENTS

Schematic diagram Main board ES2-0337

PLL2002A Frequency Synthesizer

2SC1674 RF Transistor

2SC2814 IF Transistor

2SC1673 RF Driver Transistor

2SC1969 RF Power Transistor

2SB1133 LF Power Transistor (AM/SSB Modulator)

2SB1143 Switching Transistor

2SD1667 Switching Transistor

HD404829 Hitachi MCU

M54995FP 8-BIT Serial Input Latched Driver

LA4485 Power Amplifier

IR3N06 Narrowband FM IF

AN612 Balanced Modulator

M5223L Dual Operational Amplifire

FL401 Band Pass Filter