| New Radio Schematics |
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| Written by Ivan Dachev | |
| Monday, 26 February 2007 | |
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Here you will find schematics for our home made new SSB/CW transceiver. Synthesizer is based on DDS AD9832 from AnalogDevices and controlled with microcontroller PIC16F877 from Microchip.
The new main unit in action 16-10-2009
Synthesizer with microcontroller - PIC16F877 and DDS - AD9832 (
 as PDF)
VCO generators (
as PDF)
Main unit 27-10-2009 (
as PDF)
Main unit top PCB 27-10-2009
Main unit bottom PCB 27-10-2009
Chebishev low-pass filters for -60dB with 0.200dB passband ripple (
as PDF)
Encoder and voltage regulators from 6-13V to 28V (
as PDF)
Voltages (+13.5V, +28V, +12V, -12V, -5V), VOX, RX/TX communications (
as PDF)
LCD and control of keyboard (click for large img) (
as PDF)
Front panel with commands (
as PDF)
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| Last Updated ( Tuesday, 27 October 2009 ) |
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