PRODUCT
INFORMATION
PAGE


KX-155A
FEATURES
  • Solid state, gas discharge digital display NAV/COMM Transceiver
  • 760 frequency COMM available with 32 programmable COMM channels*
  • 200-channel NAV receiver
  • 40-channel glideslope receiver (version dependent - see table below)
  • 10 watts power output
  • 28 volt version available only
  • FM immune compliant for ICAO Annex 10 (European use)
  • Push button frequency flip-flop with display of active and standby NAV and COMM frequencies
  • Remote channel increment capability and fli-flop tuning for applications where pilot cannot take hands off yoke such as helicopter operators*
  • Stuck microphone alert allows COMM transceiver to automatically shut down if microphone is keyed continuously for more than 33 seconds*
  • Bearing-to-station mode and radial-from-station mode on display*
  • Includes elapsed-time and approach timer that can be programmed to count either up or downwards*
  • Built-in 4 Ohm audio amplifier standard*
  • Internal Course Deviation Indicator (CDI) included for such times when external CDI is being driven by GPS receiver*
  • Backlighting of bezel nomenclature and knobs standard*
  • New display doubles amount of available presentation space from one line to two
  • Used with KI-203/208 VOR/LOC or KI-204/209 VOR/LOC/GS indicators or can be used with KI-525A HSI as part of the KCS-55A compass system (KN-72 VOR/LOC converter required)
  • TSO'd


  • * denotes new features of KX-155A from KX-155 units
SPECIFICATIONS
Size: 6.25"W x 2.00"H x 10.16"L Weight: 4.0 (w/ GS & amp)
TSO Compliance: C37d,C38d,C40c,C36e,C34e Env. Categories: DO-160c, A1D1/-BA/BMNPS/XXXXXXZB/AB/BATAXXX
Altitude: 50,000 feet Temp. Range: -20 to 55C
Frequency Tolerance (COMM): 0.003% to meet DO-186A Class C&D Power Output (COMM): 10 watts nominal
Modulation (COMM): 70% modulation capability with 90% limiting, less than 15% distortion at 85% modulation. Audio leveling circuit used. Sidetone Output (COMM): Adjustable up to 100mW into 500 ohm headphones
Harmonic Content: -56 dBc, min. Typically greater than -60 dBc Receiver Sensitivity (COMM): 2uV (hard) or less for 6 dB S+N/N with 1000 Hz tone modulated 30%
Receiver Selectivity (COMM): (25Khz SEL): 6dB bandwidth +- 8.4kHz, 60dB bandwidth +- 22.0kHz; Squelch: Automatic squelch with manual disable and carrier squelch override. Both squelch adjustments are externally accessible
Spurious Response (COMM): at least 60dB down TSO Compliance (NAV): C36c (DO-131, Class D); C40a (DO-153, CAT A and B)
Applicable Documents (NAV): RTCA DO-195, RTCA DO-196, RTCA DO-160C, EUROCAE ED-22B & ED-46B Frequency Tolerance (NAV): 0.0007%
Spurious Responses (NAV): at least 60dB down VOR Course Accuracy: Two sigma limit 3 deg. as specified in RTCA DO-153
Audio Output (NAV): With a 1 kHz tone 30% modulation at least 100mW output into 500 ohm loads Audio Response (NAV): Less than 6dB variation from 350Hz to 2500Hz
LOC Centering: Two sigma limit +-9.9 uA as specified in RTCA DO-195 Applicable Documents (GS): RTCA DO-192, DO-160C EUROCAE ED-47B

KX-155A
Part Number Silver Crown Plus NAV/COMM Description:
069-01032-0101 28V, Glideslope Receiver, TSO
069-01032-0201 28V, NO Glideslope Receiver, TSO

PLEASE NOTE:
THE ABOVE LISTED PART NUMBERS REFLECT THE DIFFERENT UNITS ORIGINALLY AVAILABLE BY THE MANUFACTURER AND DO NOT NECESSARILY INDICATE OR REFLECT THE CURRENT AVAILBILITY OF THESE DIFFERENT UNITS BY SOUTHEAST AEROSPACE OR THE AFTERMARKET

kx155a