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LF: New DDS design

from [Dave Pick] [Permanent Link][Original]
To: "LF Group" <[email protected]>
Subject: LF: New DDS design
From: "Dave Pick" <[email protected]>
Date: Sat, 2 Feb 2002 14:51:43 -0000
Reply-to: [email protected]
Sender: <[email protected]>
Dear All.
 
If you can't get to grips with PIC chips and surface-mount technology but still need a stable VFO for 136, try this.
It's a hardware DDS by Pavel, OK1DX, built with 74HC series chips covering the band in 256 10Hz steps.
You could easily pull the master oscillator to make DFCW.
 
Have a look at:
 
My Vero-board lash-up works a treat!
 
73
Dave
G3YXM.
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