Difference between revisions of "Superhet Receiver Design"

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Line 18: Line 18:
 
** Arduino Pro Mini
 
** Arduino Pro Mini
 
** OLED Display
 
** OLED Display
 +
*** Detachable for remote mounting
 
** Controlled by Rotary Encoder
 
** Controlled by Rotary Encoder
 
** Temperature Controlled Crystal Oscillator
 
** Temperature Controlled Crystal Oscillator

Revision as of 13:48, 27 September 2021

Block Diagram

Superhet.png

RF Amp

Mixer

VFO/Local and BFO Oscillators

  • VFO-003
    • Si5351A based
    • Arduino Pro Mini
    • OLED Display
      • Detachable for remote mounting
    • Controlled by Rotary Encoder
    • Temperature Controlled Crystal Oscillator
    • Triple output (uses 2 of the 3 outputs)
      • VFO for received frequency plus 9 MHZ

= IF Amplifier

= Demodulator