RadCom download – September 2014
The following downloads support the RSGB Centenary Receiver.
Matters arising since publication:
- The voltage rating for the electrolytic capacitors should be 16V or higher.
-
Comparative pinouts of 2N3819 and BF256B
Some people have reported the 2N3819 FET as difficult to obtain. A number of eBay suppliers  offer them, or a suitable substitute is the BF256B – but note that the pinout is different.
RSGB Centenary Receiver Building 20m Instructions (PDF) 2Mb
RSGB Centenary Receiver Building 20m Circuit Diagram (PDF) 27kb
RSGB Centenary Receiver PCB foil pattern (PDF) 53kb
RSGB Centenary Receiver PCB overlay (PDF) 171kb
Category: Download
