DX-302 Communications Receiver
(200-0220)                 Specifications             Faxback Doc. # 45536

SEMICONDUCTOR COMPLEMENT: ................ 1 LSI CMOS Frequency Counter IC
                          .......................... 3 Integrated Circuits
                          ................................. 39 Transistors
                          ...................................... 32 Diodes
                          .................... Five 7-segment LED displays
                          ......................................... 6 LEDs
                          ................................... 1 thermistor

RECEIVING SYSTEM: ....... Quartz Controlled Synthesizer, triple conversion

FREQUENCY COVERAGE: ....................................... 10 kHz -30 MHz

PRESELECTOR BANDS: ......................... 0.01 - 0.15 MHz  (10-150 kHz)
                   ......................... 0.15 - 0.5  MHz (150-500 kHz)
                   ......................... 0.5  - 1.6 MHz
                   ......................... 1.6  - 4.5 MHz
                   ......................... 4.5  - 12  MHz
                   ......................... 12   - 30  MHz

FREQUENCY DISPLAY: ............... Digital read-out in five 7-segment LEDs

SENSITIVITY (for 10 dB Signal-to-Noise ratio):
      AM ..................................   50 kHz ............30 microV
         ..................................  300 kHz .............2 microV
         ..................................  900 kHz ...........1.0 microV
         ..................................  3.1 MHz ...........0.5 microV
         ..................................  7.1 MHz ...........0.5 microV
         .................................. 15.1 MHz ...........0.5 microV
         .................................. 28.1 MHz ...........0.5 microV
     SSB ..................................   50 kHz ............15 microV
         ..................................  300 kHz .............1 microV
         ..................................  900 kHz ...........0.5 microV
         ..................................  3.1 MHz ...........0.3 microV
         ..................................  7.1 MHz ...........0.3 microV
         .................................. 15.1 MHz ...........0.3 microV
         .................................. 28.1 MHz ...........0.3 microV

IMAGE RATIO:
         ..................................  100 kHz ................70 dB
         ..................................  300 kHz ................70 dB
         ..................................  900 kHz ................70 dB
         ..................................  3.1 MHz ................60 dB
         ..................................  7.1 MHz ................60 dB
         .................................. 15.1 MHz ................60 dB
         .................................. 28.1 MHz ................60 dB

SELECTIVITY:
         ................................................ - 6 dB    -60 dB
         Wide ........................................... 3.5 kHz  6.0 kHz
         Narrow ......................................... 2.5 kHz  4.0 kHz

RECEPTION MODE: ......................................... AM, USB, LSB, CW

IF:
         First ........................................... 55.5 - 54.5 MHz
         Second ............................................. 3 - 2    MHz
         Third .................................................. 455  kHz

BEAT FREQUENCY: ...................................... 455 kHz +/- 1.5 kHz

BFO PITCH: ..................................................... +/- 1 kHz

FREQUENCY STABILITY: ...................... Within 1 kHz per hour after 60
                                                            minutes warmup
                   ........................ Within 2 kHz during 10 minutes
                                                      after initial turnon

ANTENNA IMPEDANCE: ........................................... 50 ohms for
                                         coax connector Hi-Z for long wire

AUDIO POWER: ........................................... 1.5 watts maximum

POWER REQUIREMENTS: .......................... AC 120 Volts 60 Hz 15 watts
                                            DC 12 Volts negative ground or
                                                 eight "C" cells   8 watts

DIMENSIONS: ............ 6" (146 mm) x 14 1/2" (362 mm) x 10" (252 mm) HWD

WEIGHT: ................................................ 13 1/5 lbs (6 kg)

Specifications are typical; individual units might vary.  Specifications
are subject to change without notice.

(CC/wr-07/13/98)

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