Andy,
I'll be watching over here tonight.
John, W1TAG
FN42ch
On 1/10/2012 11:06 AM, Andy Talbot wrote:
Having had to modify a 137kHz source to be able to generate on-off
keying, I'm transmitting a signal using 2.048s symbol mode on 137420Hz
33% duty cycle (for now)
This is based around my PIC generator for the mode
Details at http://www.g4jnt.com/PIC_Opera_Source.pdf and
http://www.g4jnt.com/OperaBeacon.zip
As its an independent source, with no PC in the Tx chain - no IP
packets will be sent to t'web showing the details
and its definitely gettign out....
15:46 136 G8IMR de F6CNI Op8 391 km -28 dB in 136 kHz dial nr Paris
Andy
G4JNT
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Checked by AVG - www.avg.com
Version: 8.5.454 / Virus Database: 271.1.1/4133 - Release Date: 01/09/12
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