6.25"W x 2.05"H x 10.16"L

WEIGHT

4.75 or 5.50 lbs depending on version

TEMPERATURE RANGE

-20 to 55°C

ALTITUDE

-15 000 to 50 000 feet

DUTY CYCLE (COMM)

10%, 4.5 minutes receive, 0.5 minutes transmit

FREQUENCY TOLERANCE (COMM)

0.0015% to meet DO-156 Class C & D

POWER OUTPUT (COMM)

10W minimum

MODULATION (COMM)

85% 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

RECEIVER SENSITIVITY (COMM)

2uV (hard) or less (typically 1 uV) for 6 dB S N/N with 1000 Hz tone modulated 30%

RECEIVER SELECTIVITY (COMM)

(25Khz SEL): 6dB bandwidth more or less 8.1kHz, 60dB bandwidth more or less 20.0kHz;

 (50KHz SEL): 6dB bandwidth more or less 14.5kHz, 60dB bandwidth more or less 43kHz

SPURIOUS RESPONSE (COMM)

at least 80dB down

HARMONIC CONTENT

Greater than 60dB down from carrier

SQUELCH

Automatic squelch with manual disable and carrier override

FREQUENCY TOLERANCE (NAV)

0.0015% to meet DO-153, CAT A and B

VOR/LOC SENSITIVITY

1/2 flag sensitivity 2uV (hard) or less (typically 1uV) on all channels

RECEIVER SELECTIVITY (NAV)

6dB bandwidth shall not be less than 16.0 kHz on each side. 60dB bandwidth shall not be less than 31.5 kHz on each side

SPURIOUS RESPONSES (NAV)

at least 80dB 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 more or less 7 uA as specified in RTCA DO-131

STABILITY (GS)

0.0015%

SENSITIVITY (GS)

20uV or less for 60% of standard deflection

INPUTS (AUDIO AMP)

2-500 ohm Auxiliary Inputs

COURSE WIDTH (VOR)

10 deg. more or less 1 deg. externally adjustabl

COURSE WIDTH (LOC)

90uA more or less 5uA for ddm of 0.993 ddm or 4dB

INPUT IMPEDANCE (CONVERTER)

60 kohm for 0.5Vrms input (VOR mode)

TSO COMPLIANCE (COMM)

Transmit: C37b (DO-157, Class 4); Receive: C38b (DO-156, Class C & D) / C38b (DO-156, Class A) 50 kHz selectivity

APPLICABLE DOCUMENTS (COMM)

RTCA DO-156, DO-157, DO-160

TSO COMPLIANCE (NAV)

C36c (DO-131, Class D); C40a (DO-153, CAT A and B)

APPLICABLE DOCUMENTS (NAV)

RTCA DO-131, RTCA DO-153, RTCA DO-160, RTCA DO-195 and RTCA DO-19

TSO COMPLIANCE (GS)

C34c (DO-132, Category II, Class D)

APPLICABLE DOCUMENTS (GS)

RTCA DO-132, DO-160

TSO COMPLIANCE (CONVERTER)

C40a (DO-153, Class I and II); C36c (DO-131, Class D)

TSO COMPLIANCE

RTCA DO-160 Ebv. Cat. A1D1/A/KPS/XXXXXXZBAAA

069-1025-00

14 volt, without Glideslope Receiver, 720 COMM channels

069-1025-01

14 volt, with Glideslope Receiver, 720 COMM channels

069-1025-02

14 volt, without GS Receiver, 50kHz Selectivity, 720 COMM channels

069-1025-03

14 volt, with GS Receiver, 50kHz Selectivity, 720 COMM channels

069-1025-04

28 volt, without Glideslope Receiver, 720 COMM channels

069-1025-05

28 volt, with Glideslope Receiver, 720 COMM channels

069-1025-06

28 volt, without GS Receiver, 720 COMM channels, 50kHz Selectivity

069-1025-07

28 volt, with GS Receiver, 720 COMM channels, 50kHz Selectivity

069-1025-20

14 volt, without Glideslope Receiver, 760 COMM channels

069-1025-21

14 volt, with Glideslope Receiver, 760 COMM channels

069-1025-22

14 volt, without GS Receiver, 50kHz Selectivity, 760 COMM channels

069-1025-23

14 volt, with GS Receiver, 50kHz Selectivity, 760 COMM channels

069-1025-24

28 volt, without Glideslope Receiver, 760 COMM channels

069-1025-25

28 volt, with Glideslope Receiver, 760 COMM channels

069-1025-26

28 volt, without GS Receiver, 760 COMM channels, 50kHz Selectivity

069-1025-27

28 volt, with GS Receiver, 760 COMM channels, 50kHz Selectivity