Before operating this equipment, make sure that all requirements of TB SIG 291 are satisfied. Injury or DEATH can result
from improper or careless operation.
Section I. CONTROLS AND INDICATORS
3-1. Control Panel
3-2. Description of Front Panel Controls,
All controls, indicators, and receptacles used by the
Indicators, and Receptacles .
operator are located on the front panel of Receiver-
Each panel-mounted control or indicator (fig. 3-1) is
Transmitter, Radio RT-671 /PRC-47. The front panel
listed in the following chart and a functional description is
controls and indicators are illustrated in figure 3-1 and
provided to assist the operator in the proper performance
described in detail in paragraph 3-2.
of his duties.
Figure 3-1. Receiver- Transmitter, Radio RT-671/PRC -7, front panel controls, indicators, and receptacles.
Threaded fastener in bowl insulator to
deflection of this meter; when
which whip antenna, long-wire
antenna, or vehicular antenna lead-in
TEST pushbutton is pressed, and a
wire is individually attached.
power source is connected to the
XMTR OUTPUT meter
Performs two functions: during
radio set, indicates (white area)
tuning of the power amplifier,
whether input power is within
optimum adjustment of POWER
AMPLIFIER LOAD and POWER
POWER 20A DC fuse
A 20-ampere cartridge-type fuse that
AMPLIFIER TUNE controls results
protects the primary power source
in maximum needle
circuit when a dc input is connected
to the receiver-transmitter POWER