Table of Contents

1. Group-buy of PCB's, crystals and metal boxes.

   • Component kits available
   • August 2008: Closed
   • October 2008: Closed

2. Links

3. Preface

4. History of changes

5. H-Mode mixer

   • Switches

     • FSAV430
     • FSAV450
     • FSAV330
     • FSAV332
     • FST3125
     • NC7SZ384
     • FSA3157

   • Transformers

     • TT4-1A
     • T4-1
     • ADTT4-1
     • T1-1T
     • ADTT1-1
     • ADTT1-6
     • ADT1-6T
     • TT1-6
     • T1-6T
     • ADT1-1WT
     • TW-2A2
     • FT37-43
     • 8541660

   • H-Mode varieties

     • 2T H-Mode by I7SWX
     • TLT-Mode by RZ4HK

   • Symmetry

   • Spurs

6. Down Conversion Frontend

   • Input Filters

     • Mother board
     • I2C controller board
     • Attenuator board
     • Band pass filter board(s)
       • 160M
       • 80M
       • 40M
       • 30M
       • 20M
       • 17M
       • 15M
       • 12M
       • 10M
       • 6M
     • 9MHz IF notch board

   • Frontend Board

     • H-Mode Mixer
     • Roofing Filters
       • SSB
       • CW

7. Local Oscillator

   • Impact on Dynamic Range

   • Design Choices

     • 1GHz Reference Clock
     • AD9910 Prototype Board
     • AD9910 and SSB-Noise
     • AD9910 and PM-Noise

   • Sideband Noise Measurement

     • Reciprocal Mixing
     • Crystal Notch Filter
     • Quadrature Mixing

8. Up Conversion Frontend by G3SBI

9. IP3 measurement

10. Conclusion