Agilent Technologies VXI E1439 - Manual (Page 148)

138
Agilent E1439 Programmer's Reference
Functions listed alphabetically
age1439_input_range_convert
Converts the input range to volts.
VXIplug&play Syntax
#include "age1439".h
ViStatus age1439_input_range_convert(ViSession id, ViInt16 range, ViPReal64
rangeVoltsPtr);
Description
age1439_input_range_convert converts the range of a Agilent E1439
Parameters
id is the VXI instrument session pointer returned by the age1439_init function.
range is the input range returned by age1439_input_range_get.
rangeVoltsPtr is the range in Volts.
Conversion values are as follows.
Variable Range Index
Full Scale
(dBm)
Full Scale
Voltage (Vp)
AGE1439_RANGE_MAX 48
AGE1439_RANGE_48 48 12 1.26
AGE1439_RANGE_47 47 11 1.12
AGE1439_RANGE_46 46 10 1
AGE1439_RANGE_45 45 9 .891
AGE1439_RANGE_44 44 8 .794
AGE1439_RANGE_43 43 7 .708
AGE1439_RANGE_42 42 6 .631
AGE1439_RANGE_41 41 5 .562
AGE1439_RANGE_40 40 4 .501
AGE1439_RANGE_39 39 3 .447
AGE1439_RANGE_38 38 2 .398
AGE1439_RANGE_37 37 1 .355
AGE1439_RANGE_36 36 0 .316
AGE1439_RANGE_35 35 −1 .282
AGE1439_RANGE_34 34 −2 .251
AGE1439_RANGE_33 33 −3 .224
AGE1439_RANGE_32 32 −4 .12
AGE1439_RANGE_31 31 −5 .178
AGE1439_RANGE_30 30 −6 .159
AGE1439_RANGE_29 29 −7 .141