M405 datasheet(29/89 Pages) BK

29 / 89 page

6. Cancel of Ten Key Mode

By pushing

, unit will return to function menu.

7.4

According to Marker Position

When

is pushed, the center frequency is set according to the frequency of current marker position.

* Any figures below the setting resolution (20 kHz) will be truncated.

* When the marker is not displayed, this operation is invalid. (The menu option disappears.)

8. Frequency Span <SPAN>

When

is pushed, the following function menu is displayed.

By operating

, the frequency span is set.

2650A / 2652A / 2651

By rotating

, the frequency span is changed in the specified step size as follows.

ZERO

200k

500k

10M

20M

50M

100M

200M

500M

FULL (3.3 GHz)

2658A

1. By rotating

, the frequency span is changed in the specified step size as follows.

ZERO

200k

500k

10M

20M

50M

100M

200M

500M

FULL (8.5 GHz)

2. By pushing

, the frequency span is set to FULL SPAN. Under this condition, the instrument

will return to the former span when the rotary knob is rotated.

3. By pushing

, the frequency span is set to ZERO SPAN.

NORMAL

SPAN

FULL

SPAN

ZERO

SPAN

1GHz

50MHz

1MHz

FREQ

SPAN

M405 Datasheet(PDF) 29 Page - B&K Precision Corporation

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