Table 1-1. Tabulated Data

TM 11-5826-258-24

Table 1-1. Tabulated Data-Continued

When the DDM of a standard localizer signal is abruptly changed, the pointer of a

Localizer

CDI ID-1347C/ARN or equivalent shall reach 67% of its ultimate deflection

within 2 seconds and pointer overshoot shall not exceed 5%.

-46 C to +55 C.

Operating temperature

-54 C to +71 C.

Storage Temperature

Warmup time:

Less than 90 seconds

Standard temperature conditions

Less than 3 minutes.

Extreme temperature conditions

Power input:

Meets specified performance when operated from a dc primary source with

Performance

characteristics and limits as defined in MIL-STD-704 dated 6 October 1959,

Category B.

Meets transient conditions as specified in MIL-STD-704 dated 6 October 1959.

Power source transients

Mark 11 Standard Frequency Control System (2-out-of-5).

Frequency control

Better than 60 db.

spurious rejection

VOR and localizer

Standard outputs

Left-right deviation output capable of driving four 1000-ohm 150-0-150 micro-

ampere meter movements.

Warning signal output capable of driving three 1000-ohm 250 microampere meter

movements.

VOR only.

Ambiguity output capable of driving two 500-ohm, 200 microampere meter move-

ments.

Ambiguity indication will be clearly TO and FROM over the rf signal input range

of 10 to 20,000 microvolt and at all bearings up to 60 from the selected

radial.

100 millivolts minimum

Ambiguity sensitivity

GS receiver section

329.15 MHz through 335.00 MHz

Frequency range

Number of channels

150 kHz

Channel spacing

52 ohms

Antenna impedance

6:1 maximum

VSWR

Centering error less than 10 millivolts (Class D) under the conditions of paragraph

Accuracy

2.1 of RTCA Document DO-132.

78 millivolts for .091 DDM with a deflection linearity of 78 7.8 millivolts at

Deflection sensitivity

0.091 DDM.

Does not require more than 20 microvolt Standard GS Test Signal for fully con-

Rf sensitivity

cealed GS flag and satisfactory navigation performance.

When the DDM of a Standard Glide Slope Test Signal is abruptly changed from

Damping characteristics

zero to any value less than 0.175 DDM, the winter of a CDI ID- 1347C/ARN or

equivalent will reach 67% of its ultimate deflection within 2 seconds and

pointer overshoot will not exceed 5%.

-46 C to + 55 C.

Operating temperature

-54 C to + 71 C.

Storage temperatures

warmup time:

Less than 90 seconds

Standard temperature conditions

Less than 3 minutes

Extreme temperature conditions

Power input:

Meets specified performance when operated from a dc primary source with char-

Performance

acteristics and limits as defined in MIL-STD-704 dated 6 October 1959, Cate-

gory B.

Meets transient conditions as specified in MIL-STD-704 dated 6 October 1959.

Power source transients

Mark II Standard Frequency Control System, (2-out-of-5).

Frequency control

Better than 60 db.

Spurious rejection

Updown deviation output capable of driving three 1000-Ohm 150-0-150 micro-

Standard outputs

ampere meter movements.

MB receiver section:

75 MHz.

Operating frequency

52 ohms.

Antenna impedance

2:1 maximum

VSWR

More than 55 db attenuation at all frequencies outside the range of 74.8 MHz to

Selectivity

75.2 MHz.

Receiver threshold adjustment range

Adjustable from 200 to 1000 microvolt.

High sensitivity mode activated by providing a

Adjusted to 500 microvolt.

ground to receiver

1-6