Davac4: Difference between revisions
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Ondra OK1CDJ has made PCBs and offers it at [https://www.hamshop.cz/pcb-c7/pcb-davac4-ok1zia-i358/ www.hamshop.cz]. Many TNX! | Ondra OK1CDJ has made PCBs and offers it at [https://www.hamshop.cz/pcb-c7/pcb-davac4-ok1zia-i358/ www.hamshop.cz]. Many TNX! | ||
=Parts= | |||
[https://www.tme.eu/gb/katalog/#search=tr-1/1 Transformer TR-1/1 www.tme.eu] | |||
[https://www.gme.cz/konektor-jack-k3606d Jack 6.35 K3606D www.gme.cz] | |||
=SMT variant by OK2JTB= | =SMT variant by OK2JTB= | ||
Revision as of 08:59, 8 March 2019
Davac 4.0
Davac 4 was succesfully built by OK1USW, OK1UGE and OK2JTB.
Circuit diagram
PCB
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PCB bottom side (600 DPI) -
Components placement top -
Components placement bottom
Note: 600 DPI have images in Full resolution, MediaWiki uses thumbnails.
PCB www.hamshop.cz
Ondra OK1CDJ has made PCBs and offers it at www.hamshop.cz. Many TNX!
Parts
Transformer TR-1/1 www.tme.eu Jack 6.35 K3606D www.gme.cz
SMT variant by OK2JTB
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Top side -
Bottom side -
Photo 1 -
Photo 2 -
Photo 3 -
Schematics
All data: File:Davac4-ok2jtb.zip
Made by OK1UDC(SK) & OK1UGE
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Front panel -
Back panel -
Components side
Note OK1ZIA: better use USB-B type connector
Combined Davac4 and contest machine RPi
Guys from OK1RPL made this amazing compact contest solution.
