Specifications

4. Operation

4.1 Manual and program mode

- Select the attenuator control mode. The cursor on the screen moves to [MANUAL] or [PRGM] at

positions indicated below when the <ATTN MODE> key is pressed.

[MANUAL] mode screen

　ＭＡＮＵＡＬ　　　　　２３．４５ｄＢ

　　　　　　　　　　　　　　　１０μｓ

[PRGM] mode screen

ＰＲＧＭ　５００ＫＨｚ　Ｌ：１３１０７２

Ｐ：６．５５３５ｓ　ＦＲＥＥ　　１０μｓ

- Toggle between [MANUAL] and [PRGM] mode by turning the rotary knob

① [MANUAL] mode

The attenuation value set by <ATTEN> remains active.

② [PRGM] mode

The attenuation value is controlled by the program stored in internal program memory.

A program of up to 128K words can be stored. (An attenuation program can be created and

downloaded to the instrument’s memory using the provided attenuation program software or by

sending remote commands and data from a custom program)

4.2 ATTEN

- Set the attenuation level. The cursor moves to the xx.xx dB position when the <ATTEN> key is

pressed. This is valid in [MANUAL] mode only.

　ＭＡＮＵＡＬ　　　　　２３．４５ｄＢ

　　　　　　　　　　　　　　　１０μｓ

- Adjust the attenuation value within the range of 0.00dB - 80.00dB using the cursors and rotary knob.

Press the < key to move towards the most significant digit and press the > key to move towards the

least significant digit.