This information was prepared by ICOM America. Inc.
IC-R75 - Base Receiver
All new HF/50 MHz base receiver. »çÁøÀ» Ŭ¸¯ÇϽøé Å©°Ô º¼ ¼ö ÀÖ½À´Ï´Ù.IC-R75

Pull out the weak signals! Cutting edge technology for today's serious DX'er, yet easy & affordable enough for casual listener use.

Try out the IC-R75 right on the Web! Bob Arnold, N2JEU, has set up an IC-R75 on his Web site for anyone to control and listen to.

Get PC control of the IC-R75 with optional RS-R75 software on CD ROM. Runs on Windows® 95; or Windows® 98 and comes with the necessary connection cable.

Specifications:

  • Compact Size: 9.5 (W) x 3.7 (H) x 9.1 (D); 6 lb, 10 oz
  • Wide coverage: 0.03 - 60 MHz (0.1-29.99 and 50-54 MHz guaranteed)
  • AM/S-AM/FM/USB/LSB/CW/RTTY
  • Triple Conversion Superheterodyne Rx
  • Synchronous AM Detection (S-AM)
  • Superior Dynamic Range: >104 dB
  • Twin Passband Tuning (PBT)
  • AF-DSP (optional):
  • Noise Reduction
  • Auto Notch Filter
  • UT-106 plug-in module required
  • 2 Optional Filter Slots - one each for Ist IF (9 MHz stage) and 2nd IF (455 kHz stage)
  • Large, Front Mounted Speaker
  • Large, Backlit, 8 Character Alphanumeric LCD Display
  • 99 Memory Channels plus 2 Scan Edges
  • Numeric Keypad for Direct Frequency or Memory Channel Input
  • 5 Scan Modes:
  • Program
  • Memory
  • Select Memory
  • Priority
  • Auto Memory Write
  • Selectable RF gain/Squelch Control
  • Attenuator
  • 1 Hz Tuning Resolution
  • 2 Level Preamp
  • Selectable AGC
  • 3 Timer Functions:
  • Sleep
  • Power OFF
  • Power ON
  • Noise Blanker
  • Single Touch Controls
  • 12 V DC Power (120 V AC Adapter Included)
  • Voice Synthesizer (optional)
  • Very Affordable Price
IC-R75 Specifications
This information is taken directly off of the ICOM IC-R75 brochure. 
General
  • Frequency Coverage: 0.03 - 60.000000 MHz
    (guaranteed: 0.1 - 29.99 MHz and 50 - 54 MHz only. 0.03 - 29.99 MHz only for Asia version.)
  • Mode: USB, LSB, CW, RTTY, AM, S-AM, FM
  • Number of memory channels: 101 (99 regular, 2 scan edges)
  • Frequency stability: Less than ±7 ppm from 1 min. to 60 min. after power on. After that rate of stability less than ±1 ppm/hr. at +25°C (=77°F). Temperature fluctuations 0°C to +50°C (+32°F to +122°F) less than ±5 ppm.
  • Power Supply Requirement: 13.8 V DC ±15% (negative ground)
  • Current drain (at 13.8 V DC): Standby: 0.9 A, Maximum audio: 1.1 A
  • Antenna connector: SO-239 (50 ), push connection terminal (500 )
  • Dimensions: 241(W) x 94(H) x 229(D) mm; 9.5(W) x 3.7(H) x 9.1(D) in
  • Weight: 3.0 kg; 6 lb, 10 oz.
  • REMOTE connector: RS-232C D-sub 9-pin
  • CI-V connector: 2-conductor 3.5 (d) mm (1/8")
Receiver
  • Receive system: Triple conversion uperheterodyne system
  • Intermediate frequencies:
    Mode 1st (MHz) 2nd (MHz) 3rd (kHz)
    USB/LSB* 69.0115 9.0115 455
    CW* 69.0106 9.0106 455.9
    RTTY* 69.0105 9.0105 456
    AM*/S-AM 69.0100 9.0100 450
    FM 69.0115 9.0115 450
    *May differ according to selected IF filter.
  • Sensitivity:
    Frequency range SSB/CW/RTTY AM/S-AM FM
    0.1 - 1.8 MHz (Preamp OFF) 2.0 µV 5.6 µV -
    1.8 - 28 MHz (Preamp 1 ON) .016 µV 1.6 µV -
    28 - 29.99 MHz (Preamp 1 ON) 0.16 µV 1.6 µV 0.22 µV
    50 - 54 MHz (Preamp 2 ON) 0.13 µV 1.0 µV 0.2 µV
  • SQL sensitivity (threshold):
    • SSB, CW, RTTY: Less than 5.6 µV (Preamp 1 ON)
    • FM: Less than 0.32 µV (Preamp 2 ON)
  • Selectivity:
    • SSB, CW, RTTY: More than 2.1 kHz/-6dB, Less than 4.0 kHz/-60dB
    • AM, S-AM: More than 6 kHz/-6dB, Less than 20 kHz/-60dB FM: More than 12 kHz/-6dB, Less than 30 kHz/-60dB
  • Spurious and image rejection ratio: More than 70 dB (except IF through/50 MHz band)
  • Audio Output Power (at 13.8 V DC): More than 2.0 W at 10% distortion with an 8 load
  • PHONES connector: 3-conductor 6.35 (d) mm (1/4")
  • External SP connector: 2-conductor 3.5 mm (1/8 in)/4-8 
Supplied Accessories
  • AC adapter cable or DC power cable (depending on version)
  • Spare fuse 
Options
  • CR-282 HIGH STABILITY CRYSTAL UNIT: Contains a temperature-compensating oven heater and crystal unit for improved frequency stability. Frequency stability: ±0.5ppm
  • UT-102 VOICE SYNTHESIZER UNIT: Provides audible confirmation of an accessed band's frequency.
  • UT-106 DSP UNIT: Provides AF DSP functions such as noise reduction and auto notch.
  • CT-17 CI-V LEVEL CONVERTER: For remote receiver control using a PC equipped with an RS-232C port.
  • RS-R75 REMOTE CONTROL SOFTWARE: allows you to control the receiver from your PC (for Microsoft#&174; Windows#&174; 95 or Windows#&174; 98). Includes application CD-ROM and RS-232C serial cable interface.
  • 9 MHz FILTERS:
    • FL-100 CW/RTTY NARROW: 500 Hz/-6dB
    • FL-101 CW/NARROW: 250 Hz/-6dB
    • FL-103 SSB WIDE: 2.8 kHz/-6dB
    • FL-223 SSB NARROW: 1.9 kHz/-6dB
    • FL-232 CW/RTTY NARROW: 350 Hz/-6dB
  • 455 kHz FILTERS:
    • FL-52A CW/RTTY NARROW: 500 Hz/-6 dB
    • FL-53A CW/RTTY NARROW: 250 Hz/-6 dB
    • FL-96 SSB WIDE: 2.8 kHz/-6 dB
    • FL-222 SSB NARROW: 1.8 kHz/-6 dB
    • FL-257 SSB WIDE: 3.3 kHz/-6 dB
  • IC-MB5 MOBILE BRACKET: Communications receiver bracket for mobile operation.
  • MB-23 CARRYING HANDLE: For easy portable operation.
  • AD-55/A/V AC ADAPTER: Allows you to power the transceiver via domestic AC.

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