H-17~GT

Chest Set, electrical, H-17/GT is a telephone type transmitter mounted on a steel chest plate by an adjustable steel arm. This chest unit is used as a basic part of chest sets H-18/GT and H-28/GT.

Specification

PHYSICAL DESCRIPTION

Dimensions

Height - 6 inches (152.40 mm)

Width - 2-1/4 inches (57. 16 mm)

Depth - 4-1/2 inches (114.30 mm)

Weight - Not rated

ADDITIONAL PHYSICAL DATA

Microphone Data:

Type - Carbon

Mounting - Arm Mounted

TECHNICAL DESCRIPTION

(MICROPHONE)

INPUT

Operating Current - 30 milliamperes

OUTPUT

Nominal Impedance - 28 ohms

Frequency Range - 300 to 3,000 cps

TECHNICAL DESCRIPTION

(SWITCH BOX)

Switch Function: Connects Microphone circuit and control circuit contacts

Switch Electrical Ratings:

::Current Rating - 2 amperes control circuit 150 ma microphone circuit

Connector Designation

Microphone Jack mates with plug PL-291

Headset Jack mates with plug PL-54

ADDITIONAL TECHNICAL DATA

Environmental Limitations:

Equipment Operating:

Temperaturec- 40° F to +131° F

Elevation - Up to 10, 000 feet above sea level

Relative Humidity - Up to 98 percent

Equipment Non-operating:

Temperature - 80°0 F to +131° F

Elevation - Up to 50, 000 feet above sea level

Relative Humidity - Up to 100 percent including condensation caused by temperature changes

Components

CONSISTS OF

1 Chest Unit T-51

1 Signal Transmitter Assembly Drawing Number SC-D-17107

1 Cord CX-714/U