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annotate autocal/txvout.c @ 133:c99b1dce04ec default tip

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fc-rfcal-txcheck: check and report ramp tolerance
author Mychaela Falconia <falcon@freecalypso.org>
date Mon, 20 Dec 2021 04:22:19 +0000
parents 4c3f4231a021
children
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79
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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1 /*
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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2 * This module contains the function that converts Tx power values in dBm
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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3 * (either measured or set targets) to Vout for the purpose of piecewise
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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4 * linear modeling of APC.
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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5 */
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
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6
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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7 #include <math.h>
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4c3f4231a021 autocal: vout_t definition factored out of txband.h into txvout.h
Mychaela Falconia <falcon@freecalypso.org>
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8 #include "txvout.h"
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394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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9
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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10 vout_t
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
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11 dbm_to_vout(dbm)
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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12 double dbm;
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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13 {
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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14 double milliwatts, vout;
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
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15
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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16 milliwatts = pow(10.0, dbm / 10.0);
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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17 vout = sqrt(milliwatts * 0.050);
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
Mychaela Falconia <falcon@freecalypso.org>
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18 return vout;
394daa4ad6e8 fc-rfcal-txband: dBm to Vout function implemented
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19 }