ELECHOMEBREW

Electronic Kit for Amateur Radio Operator & Home Brewer from Korea(HL5FTC & DS5TUK)

4066CWTRX  EHB-1  EHB-2  SDR4


SDR4(Software Defined Radio Version4)

Circuit  /  PCB  /  PartList  /  AssemblyGuide  /  Inside of EHB-1  /  User&Pics

 

 

Include of 7MHz LO oscillator(28.200MHz)

- PCB is 2 layered with size of 79x45mm
- Easy to assemble and adjust without RF test & measurement equipment.
- RX frequency is ranging 7.002~7.098MHz on 96KHz ADC soundcard.
  Also, receive under 70MHz when external LO signal input. Frequency range depends on 4X external LO signal input. 

- Option : 3Band(3.5/7/14MHz) CW QRP TX.

-Price : SDR4 Kit USD40.0 without case, USD65.0 with case.
            3Band CW TX Kit USD 50.0
            S&H Fee USD25.0
- If you want purchase, using Paypal account : ds5tuk@amsat.org and send me a e-mail.



  * Circuit Diagram - SDR4 Board

  English/TX & RX/SDR4 & 3Band CW TX/Circuit Diagram/SDR4/20100601 SDR 4_sch.pdf

  * Circuit Diagram - 3Band CW TX Board

 

 

 


  * Printed Circuit Board(Unit : m/m)

       



  * PartList Rev1.0

 


  * Assembly & adjustment Guide

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