Homemade equipment:



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Shortwave DDS transceiver under construction. Covers 0-30 MHz & 144-146 MHz.



A look inside the DDS transceiver.

Overview

Controller

Complete IF section

1st mix and IF stage
 

Mixing to 2nd IF

 

VFO Synth. PLL

 

VFO Synth. DDS

 

Homemade encoder

   

   
         


80m direct conversion reciever; 1 GHz counter; 2m transceiver;
VHF-UHF spectrum monitor; VHF-UHF receiver



A look with the spectrum monitor at the FM broadcast band in Gent; JO11UB


 


Sync. devices (locked to AM radio carrier)   More...

Pair of sync devices

Sync device nr. 2 close-up

Antenna

 

 

AM/FM Tuner, Amplifier, CD-Player (1991)




Commercial equipment:

TS440S

TS130S

FT212RH