B&K Precision 2658A - Manual - Manual (Page 27)

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7. Center Frequency
When is pushed, the following function menu is displayed.
7.1 Setting with step keys ( [F1], [F2] )
1. When is pushed, the center frequency decreases in the set step size.
2. When is pushed, the center frequency increases in the set step size.
3. Setting step size:
When is pushed, the step size is changed according to the following.
AUTO 100MHz 10MHz 1MHz 100kHz 20kHz
AUTO : The step size is 1/10 of the frequency span.
However, only for 500 kHz frequency span, the step size is set to 50 kHz.
If the frequency span is less than 500 kHz, the step size is set to 20 kHz.
AUTO is recommended for normal use.
7.2 Setting with encoder
1. By rotating , the center frequency is changed in the set step size.
2. Setting step size:
When is pushed, the step size is changed according to the following.
AUTO 100MHz 10MHz 1MHz 100kHz 20kHz
AUTO : The step size is 1/500 of the frequency span
However, if the frequency span is less than 5 MHz, the step size is set to 20 kHz.
AUTO is recommended for normal use.
CENTER FREQ KeyStep
100M
EncStep
0.1M
SET
MKR
Ten Key
Mode
← →
F1 F2 F3 F4 F5 F6
FREQ
* Center frequency setting range: 0 to 3.3 GHz for 2650A/2652A/2651, 0 to 8.5 GHz for 2658A
* The center frequency may shift for a while (up to 10 sec.), after setting is changed.
F1
F2
F3
F4