Supply Voltage
14 and 28 Volt system

Adapters (Required if retrofit for KX 155)
P/N 89000002-121 (28 Volt adapter)
P/N 89000002-122 (14 Volt adapter)

Installation Kits (optional)
P/N 050-01778-0000 (with Glideslope)
P/N 050-01778-0001 (non-Glideslope)

Current Consumption
≤ 750 mA @ 12V; RX RX stand-by mode
≤ 400 mA @ 28 VDC; RX stand-by mode
≤ 2.5 A @ 12 VDC; TX mode (m ≥ 70%, 1 kHz)
≤ 1.8 A @ 28 VDC; TX mode (m ≥ 70%, 1 kHz)

Operating Temperature
-20…+55 °C

Control Interface
COM: RS422
NAV: RS422

Dimensions
52.1 x 158.8 x 224 mm (2.1 x 6.3 x 8.8 inch)

Weight
≤ 1.5 kg

Channel Memory
50 + 10 Last

Frequency Range
118.000- 136.991666 MHz

Channel Spacing
8.33 / 25 kHz

Modulation
AM

Audio Frequency Response
350…2500 Hz @ 8.33 kHz channel spacing
350…3000 Hz (typically 300…3400 Hz) @ 25 kHz channel spacing

Sensitivity
≤ -93 dBm (typically -101 dBm) for AM 30%, 1000 Hz

Spurious Response
≥ -33 dBm

Squetch Threshold
6…26 dB

Single / Multicarrier Distortions
≤ 25% (typically ≤ 15%) for AM 85%

Transmitting Power
≥ 6 W @ 14 VDC, ≥ 10 W @ 28 VDC

Modulation Capability
≥ 70%, ≤ 95%

Frequency Stability
Better than ± 5 ppm

Modulated Audio Distortion
≤ 15%

Modulated Audio Response
350…2500 Hz

Stuck PPT
35 s

NAV Channels
108.00 … 117.95 MHz

Number of Channel Memory
50 + 10 Last

NAV Sensitivity
-93 dBm, -107 Dbm (typically)

VOR/LOC Output
Composite signal for external VOR/LOC converter and indicator

Auxiliary Power Supply Output
up 500 mA

ILS Energize Output
Open collector to ground discrete output

DME Channeling
Serial DME channeling provided for KN 62A, KN 63, KN 64

NAV Audio Output Power
≥ 100 mW @ 500 Ω, ≥ 100 mW @ 600 Ω

IDENT Notch Filter
ON/OFF

GS Channels
329.15…335.00 MHZ