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THE REGENCY HR 2 MANUAL EXPLAINED USING JUMPERS TO USE THE CRYSTALS IN NON
STANDARD PAIRING.  LOOKING BACK, IT IS OBVIOUS NO ONE WOULD USE THE
JUMPERED CRYSTAL CONCEPT FOR ANYTHING.  HR 2 RECEIVER DESIGN THE REGENCY
RADIOS WERE DESIGNED WITH BAND PASS CIRCUITRY TO MEET THE PERFORMANCE
SPECIFICATIONS OVER THE ENTIRE BAND FROM 144 TO 148 MHZ ON BOTH THE
TRANSMITTER AND RECEIVER.  RECEIVER SENSITIVITY WAS SPECIFIED AT 0R35 V FOR
20 DB SIGNAL TO NOISE RATIO.  TRANSMITTER OUTPUT POWER ON THE HIGHPOWER
SETTING WAS RATED AT A 10 OR 15 W MINIMUM, DEPENDING UPON THE VERSION OF
THE RADIO.  THE RECEIVER WAS A DUAL CONVERSION DESIGN USING 10R7 MHZ AS THE
FIRST INTERMEDIATE FREQUENCY IF AND A SECOND IF OF 455 KHZ.  TO IMPROVE THE
SELECTIVITY, A CLEVITE CERAMIC FILTER WAS USED ON THE SECOND IF.  THE
BANDWIDTH OF THE RECEIVER WAS A BIT WIDE ON THE EARLY MODELS FOR 15 KHZ
SPACING, WHICH IS NOW THE STANDARD ON 2 METER FM.  THE RECEIVER SELECTIVITY
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