Agilent Technologies E2730A, Инструкция по установке и эксплуатации

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E2730A VXI RF TUNER
3-12 OPERATION
Table 3-6. Frequency Operations
Command Response Description
FRG? FRG nr2, nr2 Request the lower and upper frequency limits of
the tuner.
Reset: n/c
Example: FRG 0002.0000,2700.0000
FRQ nrf Set tuned frequency of tuner.
Range: 0 - 2700 MHz, resolution is 100 Hz.
FRQ? FRQ nr2 Request current tuned frequency.
Reset: FRQ 0020.0000
Example: FRQ 2699.9999
TSP nrf Selects tuning resolution
1 = 100 Hz, 2 = 1 kHz
TSP? TSP nr1 Request current tuning resolution
Reset = TSP 2
Example = TSP 1
TUNER ATTENUATION
OPERATIONS
Gain control of the E2730A is via the ATN command. The ATN
command allows the reduction of gain from maximum (ATN 0) in
approximately 2-dB increments to gain minimum (ATN 56). The
commands in this message category are listed in
Table 3-7 .
Table 3-7. Tuner Attenuation
Command Response Description
ATN nrf Set the tuner attenuation.
Range 0-56 dB, resolution is 2-dB.
ATN? FRQ nr2 Request current tuner attenuation.
Reset: ATN 000
Example: ATN 030