New Avala PCB

If you are looking to build the Avala 01 sdr tcvr we now have the PCB's for sale.
The present Avala PCB is made with all corrections as per original circuit and with tinning and masking, and a better silk screen  of the pcb.

The PCB will be available from our website http://amateurradiokits.in and also from our ebay shop.

AVALA 01 SDR PCB WITH NEW SILKSCREEN

                                  

AVALA 01 SDR PCB WITH MASKING

LABELS FOR JUMPER CONNECTIONS ON PCB

AGC Pictures

To help in construction the AGC circuit used in Bitx3B or if used in any other receiver , some pictures are being published here. One resistance that was sitting between preset and lm324 is 10K , the value is now shown in the AGC pcb image file

ADE-1 Mixer for Bitx Version 3

Information is being provided as how to connect the ADE-1 Mixer for the older version of Bitx3 And also for Bitx Version 3B. The Bitx Version 3 C has already been updated with ADE-1 Mixers.

BITX VERSION 3 B WITH ADE-1

Bitx Version 3C

For those of you wishing to build the Bitx 3 with ADE-1 Mixers the good news is that the PCB's are ready for the Bitx Version 3C.   There have been no other changes in Bitx 3C

The Bitx3C has been tested and performance is good. I shall publish a video soon of a working set.
 Published below are two pictures of Bitx3C.

Bitx Version 3C Solder Side with ADE-1 Mixers

                                        

Bitx Version 3C Components Side 

      The Bitx Version 3C PCB And kit will be available by next week onwards.