The W8EXI Wingfoot VFO Exciter - Schematic Diagrams and Circuit Descriptions

The W8EXI Wingfoot VFO Exciter
Schematic Diagrams and Circuit Descriptions:

**Schematic Diagrams and Circuit Descriptions:**
Oscillator	Final Amplifier Pi-Network
Cathode Follower	Differential/Timed Sequence Keying Schematic and Circuit Description
1st Buffer/Multiplier	How Differential/Timed Sequence Keying Works From Key Up to Key Down to Key Up
2nd Buffer/Multiplier	Screen Voltage Regulator And Clamp Tube
Final Amplifier	Plate Power Supply
Internal Frequency Chart	Power Supply Voltage Regulator
Remote Control	Bias Power Supply

**Wingfoot VFO Exciter Pages:**
Introduction and Front and Side View Photos	Power Supply, Interior, and Rear View Photos
Schematic Diagrams and Circuit Descriptions	Special Features
Block Diagram	Chassis Layout

Letter If you have any questions or comments, you can send E-Mail to Dr. Greg Latta at glatta@frostburg.edu