HF Transceiver

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This is my biggest project so far... an 10-160m transceiver
I am working on this for over an year at a rate of 1hour per week :)
The major problem is to tune all the stages and to get some RF components, most of them I have to import.

ct2-1.jpg (140879 bytes)First tests ct2-interior-painel-frontal.jpg (55761 bytes)Box overview

ct2-painel-traseiro.jpg (18039 bytes)Back panel hf-transceiver1.jpg (34289 bytes)Receive and transmit board and box overview

 

On to the schematics (I will add more soon):

Main diagram:

BFO (I adapted from CT4ER circuit)

BPF (not built yet but it will be this design)

hf-tranceiver-dds2.jpg (39663 bytes)The DDS from Hands Electronics hf-tranceiver-dds.jpg (12455 bytes)DDS fitted in front panel

Relay controller from DDS band info to select BPF for the appropriate band: