The old beacon SK4MPI made by The Max Plank Institute in Germany and managed by the Swedish Amateur organization SSA to study aurora is now having its 50th birthday. Here is a short video to show how the cw identification was made – no semiconductors just plain old reliable mechanics!
TYLKO ZAREJESTROWANI I ZALOGOWANI UŻYTKOWNICY WIDZĄ LINKI » DARMOWA REJESTRACJA
Web page: SM7DTT
_________________ Life above 50,000 MHz 73! Stanisław Kłodzko JO80IK IC-7300 + IC-9700 + (2m - 9el + 250W), (70cm - 21 el + 250W), (23cm - 55 el + 150W)
