=  NOW 20 WPM  =  TEXT IS FROM JUNE 2022  QST  PAGE 94 =

ON THE HR 2B IS 14 KHZ AT 6 DB FROM MAXIMUM SIGNAL AND 20 KHZ WIDE AT 50 DB
FM, REPLACING THE WIDER 16 KHZ AT 6 DB AND 32 KHZ AT 50 DB, WHICH WAS THE
STANDARD WHEN THE HR 2 WAS NEW ON THE AMATEUR RADIO MARKET.  THE HR 2 HAD A
4 INCH SQUARE INTERNAL SPEAKER.  THERE WAS A LINK ON THE REAR PANEL THAT
ALLOWED AN EXTERNAL SPEAKER TO BE USED.  REGENCY CLAIMED THE RADIO WOULD
DELIVER 3 W OF AUDIO TO THE SPEAKER WITH LESS THAN 10 DISTORTION, OR 5 W
MAXIMUM POWER.  THE UNIT USED SILICON TRANSISTORS IN ALL LOCATIONS.  TWO OF
THEM WERE JUNCTION FIELD EFFECT TRANSISTORS FETS.  THE FETS WERE USED IN
THE FIRST RECEIVER MIXER AND AS THE INPUT STAGE IN THE MICROPHONE
PREAMPLIFIER IN THE TRANSMITTER TO ENSURE AN INPUT IMPEDANCE SUFFICIENTLY
HIGH FOR CRYSTAL AND CERAMIC MICROPHONE ELEMENTS, IN ADDITION TO HIGH
=  END OF 20 WPM TEXT  =  QST DE W1AW  <