General Dynamics R2600 Series, Operator'S Manual, Page: 59 / 402

Section 2
DESCRIPTION
2-1 DESCRIPTION
R2600 Series Communication System Analyzers
are portable test instruments designed to monitor
and service radio communications equipment
over the frequency range of 400 Hz to 999.9999
MHz. figures 2-1 and 2-2 show the analyzer's
controls, indicators, and connectors, and lists
their functions. The analyzer generates signals,
measures modulation and frequency, and per-
forms a variety of tests normally associated with
the following devices:

RF Signal Generator

Sensitive Measurement Receiver

Spectrum Analyzer

Duplex Offset Generator

Oscilloscope

Frequency Counter

AC/DC Voltmeter

RF Wattmeter

Sweep Generator

Signaling Encoder/Decoder

Signal Strength Meter

SINAD Meter

Distortion Analyzer
2-2 OPERATOR CONTROLS
2-2.1 Keys & Indicators
Power Switch
Press ON to energize all circuitry. The unit
automatically selects AC power if line power is
available. Otherwise, the unit looks for a DC
source. Switching is automatic upon cycling of
the POWER switch.
ON LED
Illuminates when power switch is pressed ON.
DC LED
Illuminates when equipment uses DC power.
Cursor Zone Keys (RF, AUD, & DISP)
Determines the zone of the display that the cursor
will be active in. When changing zones, the
cursor moves to the same cursor location
occupied the previous time it was in that zone.
Cursor Position Keys (Up, Down, Left, Right,
TAB)
The five cursor movement keys are used to move
the cursor to the left, right, up, down, or tab.
HELP Key
Displays help instructions for the present screen.
MEM Key
Accesses the Memory screen for nonvolatile
memory presets.
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