Table of Contents

1. Group-buy of PCB's, crystals and metal boxes.
   • Component kits available
   • August 2008: Closed
   • October 2008: Closed
   • March 2011: Closed!
2. Links
3. Preface
4. History of changes
5. H-Mode Mixer Research
   • 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 Receiver
   • Frontend Subsystem
     • Antenna Band Pass Filters
       • Mother board
       • I2C controller board
       • Attenuator board
       • Band pass filter board(s)
       • IF notch board
     • Frontend Board
       • H-Mode Mixer
       • Roofing Filters
   • IF Subsystem
     • Selectivity Board
       • Filters
       • Switches
       • Pre-Amplifier
     • Variable Gain Board
       • Signal Path
       • Control Path
       • Closing the Loop
       • Set-point Reference
     • Detector Board
       • Noise Filters
       • Quadrature Sampling Detector
   • Audio Subsystem
   • Power Supply Subsystem
   • Local Oscillator Subsystem
     • 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
7. AR7070 - Up Conversion Frontend by G3SBI
   • AR7070 - Progress
   • AR7070 - Proto2 measurements
8. IP3 measurement
9. Conclusion