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11. Resolution Bandwidth <RBW>

Press to switch over to the function screen shown below:

11.1 MANUAL mode

1. Press or turn the to enter MANUAL mode. Use to set the RBW.

2650/2652/2658

：

3kHz 10kHz 30kHz 100kHz 300kHz 1MHz 3MHz

11.2 AUTO mode

1. When is pressed, optimum RBW is set according to the settings of SPAN and SWEEP.

* Since “

” is displayed on the right end of RBW setting value display portion of a screen

when set as AUTO mode, it can check being set as AUTO mode.

11.3 ALL AUTO mode

1. When is pressed

, optimum RBW, VBW and SWEEP are set according to the setting of SPAN.

* Since “*” will be displayed on the right end of each setting value display portion of RBW, VBW,

and SWEEP if ALL AUTO mode is set up, it can check being set as ALL AUTO mode.

* When RBW is set as 3kHz or 10kHz, selectivity (60dBc) becomes larger than an actual value, by

influence of SSB phase noise.

12. Video Bandwidth <VBW>

Press to switch over to the function screen shown below:

RBW

MANU AUTO ALL

VBW

MANU AUTO ALL

* Any selected parts of MANU, AUTO and ALL become inverted display.

RBW

* Any selected parts of MANU, AUTO and ALL become inverted display.

F1 F2 F3

BK Precision 2650 User Manual

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