Modifications

Tobias (DH1TW)

1 minute read

The community of Flex-Radio enthusiasts which select the DJ Console as their main user interface is steadily growing. Community members are sharing pictures]2 to make it even better. After several labeling solutions, a recent discussion on the PowerSDR-UI Yahoogroup ended up in an haptic improvement for the DJ Console’s tuning wheels.

Tobias (DH1TW)

8 minute read

It finally happend…. After a decade of reliable service, my Alpha91b amplifier broke. Most likely on it’s way to Spain one of the tubes broke. During the comissioning at ED1R contest station, fire & smoke shot out of a¬†chimney. The first shock was big, but a few measurements confirmed that just the tubes were broken. In this blog post I will share the knowledge I gained during during debugging, comissioning and breathing new life into the amplifier.