Ramsey Electronics QRP20 User Manuals

Table of Contents

• Introduction to the QRP20

  4
• Introduction to the QRP20

  4
• Understanding Power Levels

  5
• Understanding power levels

  5
• QRP20 Circuit Description

  7
• QRP20 Circuit description

  7
• Block Diagram

  8
• Parts List

  9
• Parts list

  9
• Schematic Diagram

  10
• Schematic Diagram

  10
• Parts Layout Diagram

  11
• Parts layout diagram

  11
• QRP20 Assembly Instructions

  12
• QRP20 Assembly instructions

  12
• Crystal Oscillator Testing

  16
• Initial Tests

  17
• Initial tests

  17
• Verifying RF Power

  18
• Maximizing RF Power Output

  19
• Options for Finishing Project

  20
• Enclosure Ideas

  20
• Choosing Crystals

  20
• Options for finishing project

  20
• Troubleshooting Guide

  21
• Troubleshooting guide

  21
• Ramsey Kit Warranty

  22
• Ramsey kit warranty

  22