=  NOW 7 1/2 WPM  =  TEXT IS FROM FEBRUARY 2021  QST PAGE 52  =

BOOST RECEIVE?  WHY DONT OUR AMPLIFIERS WORK BOTH WAYS?  A MANY V/UHF POWER
AMPLIFIERS ALSO INCLUDE RECEIVE PREAMPS THAT DO EXACTLY THAT.  THE REASON
YOU DONT SEE PREAMPS WITH HF TRANSMIT AMPLIFIERS IS THAT THE SIGNAL TO
NOISE RATIO ON HF IS GENERALLY LIMITED BY THE NOISE RECEIVED AT THE
=  END OF 7 1/2 WPM TEXT  =  QST DE W1AW  <