Figure 5-43 Initial MULTI FREQ – Run Display (from example in section 5.14.1.1). Wayne Kerr 3260B

Figure 5-43 Initial MULTI FREQ – Run Display (from example in section 5.14.1.1). Wayne Kerr 3260B

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The Wayne Kerr 3260B is a Precision Magnetics Analyzer that allows for the 2-terminal and 4-terminal (Kelvin) measurement of inductors and transformers. It also offers DC resistance measurement capabilities. The frequency range for the device spans 20Hz to 3MHz, and the drive level can be adjusted between 1mV and 10V rms. The analyzer supports ALC to maintain drive level at the component. In addition, the 3260B has a DC bias current adjustable between 1mA and 1A and provides the option to use external 3265B DC Bias Units to achieve up to 125A DC bias current.

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Figure 5-43 Initial MULTI FREQ – Run Display (from example in section 5.14.1.1). Wayne Kerr 3260B | Manualzz

5–40

Off Abs %

IMPEDANCE

Advanced Operation

Switches between no limits, absolute limits or percentage limits.

When set to Off, no nominal value or limits are displayed, but any previously selected values will be retained in memory.

When Abs is selected, High, Low and Minor term limits are displayed. when % is selected the Nominal value together with High, Low and Minor term limits are displayed.

The nominal and limits are set as described in the example above.

Nominal and limit values for MULTI FREQ – Set mode are independent of those set in any other mode.

Enters IMPEDANCE MODE so that measurement parameters may be set up or changed. When the correct measurement parameters are set, the RETURN soft key returns the instrument to

MULTI FREQ – Set mode.

Enters MULTI FREQ – Run mode: see section 5.14.2.

RUN

5.14.2 MULTI FREQ – Run

Before a multi-frequency test can be run it must be set up as described in section 5.14.1.

Pressing the RUN soft key from MULTI FREQ – Set mode enters MULTI FREQ – Run mode. When first entering this mode the screen will look similar to Figure 5-43 which shows

MULTI FREQ – Run mode entered after setting MULTI FREQ – Set mode according to the example in section 5.14.1.1.

Figure 5-43 Initial MULTI FREQ – Run Display (from example in section 5.14.1.1)

When the Start soft key or the Trigger key is pressed, the analyzer will measure the component at the frequencies and measurement parameters previously set and the measurement

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Key Features

  • 2/4 terminal measurement
  • Frequency range: 20Hz to 3MHz
  • DC bias current up to 125A
  • Automatic level control (ALC)
  • Telecom function
  • In-circuit measurements
  • Measurement of very small capacitors/inductors
  • Measurement of iron-cored/ferrite inductors
  • Measurement of transformers
  • BINNING MODE

Frequently Answers and Questions

What is the frequency range of the 3260B?
The frequency range of the 3260B is 20Hz to 3MHz.
What types of components can be measured with the 3260B?
The 3260B can measure inductors and transformers using 2-terminal or 4-terminal (Kelvin) connections.
What is the maximum DC bias current that can be supplied by the 3260B?
The 3260B can provide up to 125A DC bias current when using an external 3265B DC Bias Unit.
What are some of the advanced measurement modes available on the 3260B?
The 3260B offers advanced measurement modes such as BINNING MODE, SEQUENCE MODE, MULTI FREQ MODE, GRAPH MODE, RESONANCE MODE, and DEMAG MODE.
What is the purpose of the Telecom function on the 3260B?
The Telecom function allows for the measurement of insertion loss and return loss of line matching transformers, along with the ability to select damped network components and a blocking capacitor, if needed.

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