Technical Specifications 6540A

Measurement parameters

Any of the following parameters can be measured and displayed :

AC Functions

Capacitance (C)
 
Inductance (L)
 
Resistance (R)
 
Reactance (X)
 
Conductance (G)
 
Susceptance (B)
 
Dissipation Factor (D)
 
Quality Factor (Q)
 
Impedance (Z)
 
Admittance (Y)
 
Phase Angle (Ø)

Display format

Series or parallel equivalent circuit.

Test conditions

Frequency range
1kHz to 120 MHz
Accuracy of set frequency ±0.005%

AC Drive level
10 mV to 1V rms*
200µA to 20 mA rms*

* Varies with frequency

Signal source impedance : 50nominal

DC bias current (optional)
10 mA of DC bias current
40V of DC bias voltage

Mode of operation

Graphical sweep mode
Allows graphical sweep of any two measurement parameters

Swept parameters : -frequency, drive level or DC bias

Meter mode
Allows the instrument to be used as a standard LCR meter.

Setup data
up to 20 instrument setups may be stored locally for each mode.

Measurement connections

Four front panel BNC connectors permit three or four terminal connections with the screens at ground potential.

Measurement accuracy

Dissipation factor
±0.0005 (1+D²)*

Quality factor
±0.05% (Q+1/Q)*

*Varies with frequency, drive level and measured impedance.

General

Power supply
Input voltage 90V AC to 264 V AC (Actoranging)

Mains frequency
50~60 Hz

Display 
8.4 VGA (640 X 480) color TFT with touch panel

Local printer
HP-PCL compatible graphics printing 
Epson compatible text / ticket printing

Network printer
HP-PCL compatible graphics printing