CQ CQ CQ DE GB2CW IS THIS FREQUENCY CLEAR THIS IS GB2CW THE
MORSE PRACTICE SERVICE OF THE RADIO SOCIETY OF GREAT BRITAIN.
OPERATING FROM GARMOUTH MORAYSHIRE
THE FOLLOWING MORSE TRASNSCRIPT CAN BE VIEWED ON THE WEB SITE
OF THE MORAY FIRTH AMATEUR RADIO SOCIETY
THE FOLLOWING 12 WPM TRANSCRIPT WILL BE REPEATED AT 8 AND 5 WPM
\CT\
NORTONS THEOREM LIKE THEVENINS THEOREM IS USED TO
SIMPLIFY CIRCUITS INTO EASY TO SOLVE FORMS AND IN MUCH THE SAME
WAY.
THE THEOREM IS BEST APPLIED TO CUIRCUITS WHERE THEVENINS THEROEM
WOULD MAKE THE SIMPLIFICATION UNWIELDY OR DIFFICULT TO DO, THE
TYPE OF CIRCUIT BEST SUITED TO SOLUTION BY NORTONS THEOREM IS THE
ONE
CONTAINING TWO OR MORE SOURCES OF EMF. HOWEVER THE CHOICE OF
WHICH
THEOREM TO USE IN SOLVING A PROBLEM CAN BE BEST MADE BY
UNDERSTANDING
THE THEOREMS. NORTONS THEOREM STATES THAT/// THE CURRENT IN ANY
BRANCH OF A NETWORK IS THE SAME AS IF THE BRANCH WERE CONNECTED
TO A
CONSTANT CURRENT GENERATOR WHOSE CURRENT IS EQUAL TO THE CURRENT
THAT
FLOWS THROUGH THE BRANCH WHEN THAT BRANCH IS SHORT CIRCUITED AND
SHUNTED
BY A RESISTANCE EQUAL TO THE EFFECTIVE RESISTANCE OF THE NETWORK
LOOKING BACK INTO THE NETWORK FROM THE BRANCH WITH ALL E.M.F
SOURCES
SUPPRESSED TO ZERO.
END OF PRACTISE TRANSMISSION AT THIS SPEED
GB2CW DE MM0CQT
\AR\