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16 Feb 2009 ... 1 AD9851 WSPR Controller using a Microchip 16F628A. DDS-60 VFO. The DDS-60 VFO is a self-contained functional module that generates a ...

http://www.knology.net/~gmarcus/DDS_WSPR/DDS_WSPR.pdf

1) This version is for the PIC 16F628, 16F628A or 16F648A, no changes to the ... While in this mode, VFO is displayed on the top line of the LCD. ...

http://www.minikits.com.au/doc/dd_synth ver2.2.pdf

PIC VFO displays and have just got round to building it. This is the later version using a 16F628A, there is also an earlier version using a ...

http://www.wythallradioclub.co.uk/newsletter/2008/July2008newsletter.pdf

The premixer (U7) subtracts the VFO (2.935 to 3.085 MHz) from the crystal ..... It uses a MicroChip 16F628A, a. 2K Ũ 14 CMOS microcontroller that per- ...

http://yb1zdx.arc.itb.ac.id/data/OWP/arrl-books/arrl-handbook-2005/15.pdf

with a wide range of features, which uses a DDS chip in the VFO section ..... It is implemented using a Microchip PIC 16F628A microcontroller, a CML MX614 ...

http://www.sk7hw.org/aktuell_info/filer/101 byggprojekt KSA.pdf

ricetrasmettitori autocostruiti era il vfo. Fare un vfo .... prototipo uso il nuovo programma che mi ha mandato Stive e usa il PIC 16F628A compatibile ...

http://www.arimontebelluna.it/pdf/I QRP Bulletin 7-2004.pdf

Oscillator for Variable Frequency Oscillators (VFO's) and crystal ... A PICMicroTM 16F628A manufactured by MicrochipTM is used to calculate and send ...

http://www.amateurradio.org.za/DDS Signal Generator Article v2.pdf

trollo di un VFO DDS. Questo tan- to per citare dei progetti apparsi su questa rivista negli ultimi anni .... 16F628A, etc.) Ricordatevi poi i PIC dotati di ...

http://arimanzano.org/Programmare PIC/Programmatore PIC IV3LZQ parte 1.pdf

DEVICE 16F628A. Gebruik een 16F628A type. CONFIG INTRC OSC NOCLKOUT.WDT OFF,PWRTE ON, .... De gewijzigde remote VFO van binnen met daarin de homebrew DDS. ...

http://radiogaga.e-dentify.nl/cq_pa/cqpa_2008_01.pdf

Frequenzimetro 1.3 GHz con PIC 16F628A ...... Oscillatore a frequenza variabile (VFO) a triodo ...... Un VFO “PLL” per le HF controllato dal PIC16F628 ...

http://www.lucacecchi.net/annate_radiokit.pdf