Global Specialties 4005 - Manual User Manual
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3. OPERATION
3-1. Controls, Indicators and Connectors
Figure 1.
FRONT
PANEL OPERATOR’S CONTROLS
POWER SWITCH:
Push for Power On/Off
RANGE SWITCHES:
Frequency Range Selector
FUNCTION SWITCHES:
Select Sine wave, Triangle Wave or
Square Wave Output
ATTENUATOR:
Selects Output Level by -20 dB.
INTERNAL/EXTERNAL SWITCH:
IN: for External Frequency Counter
OUT: for Internal Frequency Counter.
LOW PASS FILTER:
With this switch pushed in, the input is routed through a
SWITCH (LPF) low- pass filter with-3dB point of
approximately 100KHz.
DISPLAY:
6 Digit (0.4") Green 7 segment display .
GATE TIME INDICATOR:
Gate Time is selected automatically by
the input signal.
MHz, KHz, Hz, mHz INDICATOR:
Indicates Unit of Frequency.
COARSE FREQUENCY DIAL:
Controls the output coarse frequency in
the selected range.