Return to Home Page

ICOM 756 Pro II
Specifications

Return to IC-756 Pro II

Discontinued Amateur HF Transceivers  

logo

 

756 Pro II Specifications

 

General
  • Frequency coverage
    • RX: 0.03 - 60.000 MHz *1, *2
    • TX:
      •   1.800 -   1.999 MHz
      •   3.500 -   3.999 MHz
      •   7.000 -   7.300 MHz
      • 10.100 - 10.150 MHz *2
      • 14.000 - 14.350 MHz *2
      • 18.068 - 18.168 MHz *2
      • 21.000 - 21.450 MHz *2
      • 24.890 - 24.990 MHz *2
      • 28.000 - 29.700 MHz *2
      • 50.000 - 54.000 MHz *2
    • *1=some freq. bands are not guaranteed. *2=Depending on version
  • Mode: USB, LSB, CW, RTTY, AM, FM
  • Number of memory channels: 101 (99 regular, 2 scan edges)
  • Antenna connector: SO-239x2 and phono [RCA;(50 ohms)]
  • Usable temperature range: -10C to +50C; +14F to +122F
  • Frequency stability: less than 0.5 ppm (1 minute after power ON/0C to +50C; +32F to +122F)
  • Frequency resolution: 1Hz
  • Power supply requirement: 13.8 V DC (15% negative ground)
  • Power consumption:
    • TX max power 23A
    • RX standby 3.0A (typ.)
    • RX max audio 3.5A (typ.)
  • Dimensions (projections not included): 340(W) x 111(H) x 285(D) mm; 13.37(W) x 4.37(H) x 11.22(D) inches
  • Weight: 9.6 kg; 21.2 lb.
  • ACC 1 connector: 8-pin DIN connector
  • ACC 2 connector: 7-pin DIN connector
  • CI-V connector: 2-conductor 3.5 (d) mm (1/8")
  • Display: 5-inch (diagonal) TFT color LCD

 

Transceiver
  • Output power (continually adjustable):
    • SSB/CW/RTTY/FM: 5 -100 Watts
    • AM: 5 - 40 Watts
  • Modulation system:
    • SSB: PSN modulation
    • AM: Low power modulation
    • FM: Phase modulation
  • Spurious emissions: 50 dB (HF bands), 60 dB (50 MHz band)
  • Carrier suppression: 40 dB
  • Unwanted sideband suppression: 55 dB
  • delta TX variable range: 9.999 kHz
  • Microphone connector: 8-pin connector (600 ohms)
  • ELE-KEY connector: 3-conductor 6.35 (d) mm (1/4")
  • KEY connector: 3-conductor 6.35 (d) mm (1/4")
  • SEND connector: Phono (RCA)
  • ALC connector: Phono (RCA)

 

Receiver
  • Receive system: Triple conversion superheterodyne
  • Intermediate frequencies:
    • 1st: 64.455 MHz (for all modes)
    • 2nd: 455 kHz (for all modes)
    • 3rd: 36 kHz (for all modes)
  • Sensitivity (typical):
    Frequency range (MHz) SSB, CW, RTTY (at 2.4 kHz BW) AM (at 6 kHz BW) FM (at 15 kHz BW)
    0.50-1.799 -- 13 V --
    1.80-27.99 0.16 V *1 2 V *1 --
    28.0-29.99 0.16 V *1 2 V *1 0.5 V *1
    50.0-54.0 0.13 V *2 1 V 0.32 V *2

    10 db S/N for SSB, CW, RTTY and AM, 12 dB SINAD for FM
    *1=pre-amp 1 is ON, *2=pre-amp 2 is ON
  • Squelch sensitivity (Pre-amp OFF):
    • SSB, RTTY, CW: Less than 5.6 V
    • FM: Less than 1 V
  • Selectivity (representative value):
    • SSB, RTTY (BW: 2.4 kHz): More than 2.4 kHz/-6 dB (variable between 50 Hz and 3.6 kHz), Less than 2.8 kHz/-60 dB
    • CW (BW: 500 Hz): More than 500 Hz/-6 dB (variable between 50 Hz and 3.6 kHz), Less than 700 Hz/-60 dB
    • AM (BW: 6 kHz): More than 6.0 kHz/-6 dB, Less than 15.0 kHz/-60 dB
    • FM (BW: 15 kHz): More than 12.0 kHz/-6 dB, Less than 20.0 kHz/-60 dB
  • Spurious and image rejection ratio: More than 70 dB (except IF through on 50 MHz band)
  • AF output power (at 13.8 V DC): More than 2.0 W at 10% distortion with an 8 ohm load
  • RIT variable range: 9.999 kHz
  • PHONES connector: 2-pin connector 6.35 (d) mm (1/4")
  • EXT SP connector: 2-pin connector 3.5 (d) mm (1/4")/8 ohms
  • Specifications are subject to change without notice or obligation.            UR

     

Antenna Tuner
  • Matching impedance range:
    • 16.7 - 150 ohms unbalanced *1 (HF bands)
    • 20 - 125 ohms unbalanced *2 (50 MHz band)
    • *1=Less than VSWR 3:1; *2=Less than VSWR 2.5:1
  • Minimum operating input power: 8 Watts
  • Tuning accuracy: VSWR 1.5:1 or less
  • Insertion loss: Less than 1.0 dB(after tuning)

 

Send e-mail to dx@universal-radio.com
Copyright 2001-2004, Universal Radio, Inc.