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Paramètres de THIELE et SMALL des haut-parleurs
Mise à jour : 28 février 2024
Constante de calcul :
Mise à jour du sous-programme : 5 décembre 2023, Antimode 11.
Définition Paramètre Valeur Calculs intermédiaires Température de l'air Temp 20.0 °C Pression de référence à 0 m : 101325.0 Pa
Pression à 50.0 m : 100725.8 Pa
Ro air sec = 1.20 kg/m3
C air sec = 343.10 m/s
Ro vapeur = 0.74 kg/m3
C vapeur = 435.22 m/sAltitude H 50.0 m Humidité relative de l'air Hr 40.0 % Célérité du son C 343.707 m/s Masse volumique de l'air à 40% d'Hr Ro 1.194 kg/m3 Impédance du milieu Zi 410.3 kg/(m2*s)
Paramètres de THIELE et SMALL des haut-parleurs .
Antivol : Les valeurs Qms et Qes sont volontairement masquées, dès que le nombre de réponses dépassent 10.
N°
HP
T&SMarque Avis
mar-
queRéférence Avis
HPDiam
cmType Type
calculéImp
ΩFs
HzVas
LRe
ΩQms Qes Qts Sd Mms
gB.L
N/ALe
mHSens
dB/
2.83V
/mXmax
±mmPaes
WSPL
dB5402 SB ACOUSTICS 0 SB65WBAC25-4 1 6 LB M 4.00 105.0 0.4 3.60 --- --- 0.68 20.4 3.1 3.1 0.15 83.6 ±2.2 20 94.3 5885 SB ACOUSTICS 0 SB65WBAC25-4 vp2 6 6 LB M 4.00 101.0 0.5 3.71 --- --- 0.69 19.6 2.5 2.8 0.11 83.9 ±2.6 20 94.7 3841 SB ACOUSTICS 0 SB12MNRX25-4 1 10 STD BM 4.00 58.0 5.5 3.20 --- --- 0.38 50.0 4.8 3.7 0.14 90.1 ±4.4 30 101.9 4535 SB ACOUSTICS 0 SB12NRX25-4 1 10 STD G 4.00 55.0 5.6 3.10 --- --- 0.40 50.0 5.3 3.5 0.14 89.2 ±4.6 30 100.9 3407 SB ACOUSTICS 0 SB12NRXF25-4 1 10 STD G 4.00 61.0 4.1 3.10 --- --- 0.48 50.0 5.9 3.6 0.27 88.6 ±4.2 30 100.4 5252 SB ACOUSTICS 0 SB12NRXF25-8 3 10 STD BM 8.00 63.0 4.2 6.40 --- --- 0.42 50.0 5.4 5.4 0.34 86.6 ±4.0 30 101.5 6816 SB ACOUSTICS 0 SB12PAC25-4 1 10 STD BM 4.00 52.5 5.3 3.10 --- --- 0.31 50.0 6.1 4.4 0.25 89.8 ±4.2 30 101.4 7861 SB ACOUSTICS 0 SB12PACR25-4 1 10 LB BM 4.00 52.5 5.3 3.10 --- --- 0.31 50.0 6.1 4.4 0.25 89.8 ±4.2 30 101.4 6237 SB ACOUSTICS 0 SB12PFC25-4 1 10 COAX G 4.00 58.0 5.2 3.10 --- --- 0.43 50.0 5.1 3.4 0.26 89.3 ±4.5 30 101.0 6238 SB ACOUSTICS 0 SB12PFC25-4-COAX 1 10 COAX BM 4.00 58.0 4.8 3.10 --- --- 0.33 45.0 4.5 3.7 0.26 90.3 ±4.3 30 101.9 7652 SB ACOUSTICS 0 SB12PFCR25-8 1 10 STD G 8.00 64.0 4.3 6.40 --- --- 0.56 50.0 5.1 4.5 0.36 85.4 ±4.3 30 100.3 5599 SB ACOUSTICS 0 MW 13P-8 3 12 STD G 8.00 41.0 15.0 6.00 --- --- 0.30 70.0 6.9 5.7 0.15 88.2 ±5.0 40 101.9 6323 SB ACOUSTICS 0 SATORI MR13P-4 1 12 STD BM 4.00 41.0 19.4 3.30 --- --- 0.23 70.0 5.4 4.3 0.11 93.1 ±3.0 20 100.0 5331 SB ACOUSTICS 0 SATORI MW13P-4 1 12 STD BM 4.00 41.0 14.6 3.80 --- --- 0.27 70.0 7.1 4.9 0.13 90.6 ±5.0 40 102.9 4943 SB ACOUSTICS 0 SB13PFC25-08 1 14 LB G 8.00 45.0 13.4 5.60 --- --- 0.33 87.0 10.0 6.4 0.77 88.5 ±4.5 40 103.7 6239 SB ACOUSTICS 0 SB13PFC25-4 1 14 STD BM 4.00 44.0 13.4 3.20 --- --- 0.29 87.0 10.4 5.3 0.56 91.4 ±4.5 40 104.4 6240 SB ACOUSTICS 0 SB13PFC25-4-COAX 1 14 COAX BM 4.00 43.0 17.0 3.20 --- --- 0.26 89.9 9.2 5.1 0.30 92.5 ±4.7 40 105.4 6241 SB ACOUSTICS 0 SB13PFC25-8 1 14 STD G 8.00 45.0 13.4 5.60 --- --- 0.33 87.0 10.0 6.4 0.77 88.5 ±4.5 40 103.7 7987 SB ACOUSTICS 0 SB13PFCR25-8 1 14 STD G 8.00 45.0 13.4 5.60 --- --- 0.33 87.0 10.0 6.4 0.77 88.5 ±4.6 40 103.9 7630 SB ACOUSTICS 0 SB15CAC30-4 1 14 STD G 4.00 32.5 20.2 3.10 --- --- 0.32 82.0 11.3 4.6 0.12 89.2 ±5.0 100 98.8 7631 SB ACOUSTICS 0 SB15CAC30-8 1 14 STD G 8.00 35.5 17.9 5.70 --- --- 0.39 82.0 10.6 5.7 0.14 86.3 ±5.0 100 98.6 6213 SB ACOUSTICS 0 SB15MFC30-4 1 14 STD G 4.00 35.5 19.4 3.10 --- --- 0.28 82.0 9.8 4.8 0.12 90.7 ±5.0 50 101.3 3977 SB ACOUSTICS 0 SB15MFC30-8 1 14 STD G 8.00 39.0 17.0 5.70 --- --- 0.37 82.0 9.3 5.7 0.14 87.5 ±5.0 50 100.7 7898 SB ACOUSTICS 0 SB15MFC30-8 vp1 arnold 6 14 STD G 8.00 44.9 13.4 5.67 --- --- 0.46 91.2 11.0 5.9 0.14 87.2 ±5.0 50 102.2 6435 SB ACOUSTICS 0 SB15NAC30-4 1 14 STD G 4.00 35.0 18.3 3.10 --- --- 0.30 82.0 10.7 4.8 0.12 90.0 ±5.0 50 100.5 4778 SB ACOUSTICS 0 SB15NAC30-8 3 14 STD G 8.00 35.5 17.7 5.70 --- --- 0.37 82.0 10.8 5.9 0.14 86.6 ±5.0 50 99.1 5598 SB ACOUSTICS 0 SB15NRXC30-4 1 14 STD G 4.00 41.0 16.7 3.10 --- --- 0.29 82.0 8.6 4.7 0.12 91.8 ±5.0 50 103.5 3823 SB ACOUSTICS 0 SB15NRXC30-4 vp 6 14 STD G 4.00 51.9 9.1 3.19 --- --- 0.48 82.0 9.8 4.4 0.45 89.8 ±5.0 50 103.5 3824 SB ACOUSTICS 0 SB15NRXC30-4 vp2 6 14 STD G 4.00 51.9 9.1 3.19 --- --- 0.48 82.0 9.9 4.4 0.45 89.8 ±5.0 50 103.5 3004 SB ACOUSTICS 0 SB15NRXC30-8 1 14 STD G 8.00 38.0 20.0 5.70 --- --- 0.33 82.0 8.3 5.7 0.14 88.4 ±5.0 50 101.3 6449 SB ACOUSTICS 0 MR16P-4 1 17 LB G 4.00 31.0 47.2 3.20 --- --- 0.25 119.0 11.2 5.2 0.11 93.3 ±4.8 40 103.1 7899 SB ACOUSTICS 0 MR16P-4 vp1 arnold 6 17 STD G 4.00 40.2 27.4 3.35 --- --- 0.37 118.3 11.3 4.9 0.11 92.3 ±5.0 40 104.3 7900 SB ACOUSTICS 0 MR16P-4 vp2 arnold 6 17 STD G 4.00 40.6 26.3 3.29 --- --- 0.35 118.3 11.6 5.1 0.11 92.6 ±5.0 40 104.9 6595 SB ACOUSTICS 0 MR16P-8 1 17 LB G 8.00 32.0 44.3 6.20 --- --- 0.30 119.0 11.2 6.6 0.11 89.7 ±4.8 40 101.8 8123 SB ACOUSTICS 0 MW16TX-4 1 17 STD G 4.00 29.0 48.0 3.40 --- --- 0.27 119.0 12.5 5.2 0.15 91.8 ±6.0 60 102.9 5415 SB ACOUSTICS 0 MW19P-4 1 17 STD G 4.00 32.0 48.0 3.40 --- --- 0.28 158.0 18.1 6.4 0.14 92.9 ±6.7 70 107.9 5414 SB ACOUSTICS 0 MW19P-8 1 17 STD G 8.00 32.5 48.0 6.00 --- --- 0.33 158.0 17.6 7.7 0.20 89.9 ±6.7 70 106.7 7813 SB ACOUSTICS 0 MW19PNW-8 1 17 STD G 8.00 32.5 76.1 6.00 --- --- 0.27 158.0 11.1 6.8 0.20 92.8 ±6.7 70 108.4 8111 SB ACOUSTICS 0 MW19TX-4 1 17 STD G 4.00 32.0 53.2 3.40 --- --- 0.27 158.0 16.4 6.3 0.14 93.7 ±6.8 70 108.5 5332 SB ACOUSTICS 0 SATORI MW16P-4 1 17 STD G 4.00 28.0 50.2 3.40 --- --- 0.27 119.0 12.9 5.2 0.20 91.7 ±6.0 60 102.6 4542 SB ACOUSTICS 0 SATORI MW16P-8 1 17 STD G 8.00 29.0 48.0 6.20 --- --- 0.32 119.0 12.5 6.4 0.20 88.4 ±6.0 60 101.4 6820 SB ACOUSTICS 0 SATORI MW19P-8 1 17 STD G 8.00 32.5 48.0 6.00 --- --- 0.33 158.0 17.6 7.7 0.20 89.9 ±6.7 70 106.7 6910 SB ACOUSTICS 0 SB16PFC25-04 1 17 STD G 4.00 35.0 32.7 3.20 --- --- 0.34 124.0 13.7 5.0 0.56 91.5 ±4.5 40 102.1 6565 SB ACOUSTICS 0 SB16PFC25-08 1 17 STD G 8.00 38.0 27.0 5.60 --- --- 0.40 124.0 14.1 6.3 0.77 88.5 ±4.5 40 102.1 7271 SB ACOUSTICS 0 SB16PFC25-4-COAX 1 17 COAX G 4.00 36.0 31.3 3.20 --- --- 0.31 119.0 12.5 5.1 0.31 92.2 ±4.7 40 103.4 7684 SB ACOUSTICS 0 SB16PFC25-4-COAX vp 1 6 17 COAX G 4.00 38.0 34.3 3.23 --- --- 0.40 119.0 10.2 4.1 0.25 92.1 ±4.7 40 102.1 7685 SB ACOUSTICS 0 SB16PFC25-4-COAX vp 2 6 17 COAX G 4.00 38.5 32.6 3.18 --- --- 0.42 119.0 10.5 4.1 0.24 91.9 ±4.7 40 102.0 7594 SB ACOUSTICS 0 SB16PFCR25-8 1 17 STD G 8.00 40.9 21.0 5.57 --- --- 0.40 124.0 15.6 6.9 0.37 88.5 ±4.7 40 103.9 6582 SB ACOUSTICS 0 SB17CAC35-4 1 17 STD G 4.00 29.5 37.8 3.10 --- --- 0.29 118.0 15.1 5.3 0.13 91.1 ±5.5 60 101.9 6583 SB ACOUSTICS 0 SB17CAC35-8 1 17 STD G 8.00 28.0 42.0 5.70 --- --- 0.37 118.0 15.1 6.2 0.15 87.1 ±5.5 60 98.9 7981 SB ACOUSTICS 0 SB17CRC35-8 1 17 STD G 8.00 28.0 48.0 5.70 --- --- 0.31 118.0 13.2 6.2 0.15 88.4 ±7.2 60 102.6 4017 SB ACOUSTICS 0 SB17MFC35-4 1 17 STD G 4.00 30.0 45.0 3.10 --- --- 0.28 118.0 12.3 4.9 0.13 92.2 ±5.5 60 102.4 3927 SB ACOUSTICS 0 SB17MFC35-8 1 17 STD G 8.00 33.0 38.0 5.70 --- --- 0.38 118.0 12.0 5.9 0.15 88.7 ±5.5 60 101.5 4819 SB ACOUSTICS 0 SB17NAC35-4 1 17 STD G 4.00 32.0 33.0 3.10 --- --- 0.32 118.0 14.7 5.2 0.13 91.1 ±5.5 60 102.4 6785 SB ACOUSTICS 0 SB17NAC35-4 vp audioexcite 6 17 STD G 4.00 36.0 22.0 3.18 --- --- 0.41 118.0 17.4 5.4 0.10 89.8 ±5.5 60 102.3 7478 SB ACOUSTICS 0 SB17NBAC35-4 1 17 STD G 4.00 30.0 42.6 3.10 --- --- 0.29 118.0 13.0 4.9 0.13 91.8 ±5.5 60 102.2 6620 SB ACOUSTICS 0 SB17NBAC35-8 1 17 STD G 8.00 31.5 45.0 5.70 --- --- 0.35 118.0 11.1 5.8 0.15 89.2 ±5.5 60 101.4 7420 SB ACOUSTICS 0 SB17NRX2C35-4 1 17 STD G 4.00 34.0 31.8 3.10 --- --- 0.32 118.0 13.5 5.1 0.13 91.8 ±5.5 60 103.6 7332 SB ACOUSTICS 0 SB17NRX2C35-8 1 17 STD G 8.00 35.0 28.7 5.70 --- --- 0.41 118.0 14.1 6.3 0.15 87.8 ±5.5 50 101.8 4056 SB ACOUSTICS 0 SB17NRX35-8 1 17 STD G 8.00 37.8 39.7 5.70 --- --- 0.34 118.0 8.8 5.7 0.15 91.1 ±5.5 60 104.7 2858 SB ACOUSTICS 0 SB17NRXC35-4 1 17 STD G 4.00 35.0 35.2 3.10 --- --- 0.32 118.0 11.5 4.8 0.13 92.6 ±5.5 60 104.0 3262 SB ACOUSTICS 0 SB17NRXC35-8 1 17 STD G 8.00 32.0 44.5 5.70 --- --- 0.34 118.0 10.9 5.9 0.15 89.6 ±5.5 60 102.0 4063 SB ACOUSTICS 0 SB17NRXC35-8 vp 6 17 STD G 8.00 45.1 18.0 5.50 --- --- 0.52 122.7 14.7 6.5 0.56 88.5 ±5.5 60 104.8 2526 SB ACOUSTICS 0 SB17RNXC35-8 3 17 STD G 8.00 32.0 44.5 5.70 --- --- 0.34 118.0 10.9 5.9 0.15 89.6 ±5.5 60 102.0 6339 SB ACOUSTICS 0 SATORI WO24P-8 1 21 STD G 8.00 24.5 87.5 5.80 --- --- 0.38 255.0 44.2 9.8 0.56 88.4 ±8.5 90 106.7 8029 SB ACOUSTICS 0 SB15SFCR39-4 1 21 STD G 4.00 31.5 47.8 3.50 --- --- 0.33 178.0 23.9 7.0 0.88 92.0 ±6.7 60 107.3 6101 SB ACOUSTICS 0 SB15SFCR39-8 1 21 STD G 8.00 36.0 33.9 6.20 --- --- 0.46 174.4 24.7 8.4 3.00 88.2 ±6.1 80 105.7 7852 SB ACOUSTICS 0 SB20FRPC30-8 1 21 LB G 8.00 39.4 66.3 6.00 --- --- 0.45 216.0 16.2 7.2 0.22 92.6 ±4.1 40 105.9 6566 SB ACOUSTICS 0 SB20PFC30-4 1 21 STD G 4.00 33.7 66.2 3.40 --- --- 0.33 216.0 22.2 6.6 0.71 94.1 ±5.5 50 108.3 6972 SB ACOUSTICS 0 SB20PFC30-8 1 21 STD G 8.00 34.0 66.2 5.60 --- --- 0.37 216.0 21.8 7.8 0.84 91.4 ±5.7 50 107.7 7697 SB ACOUSTICS 0 SB20PFCR30-8 1 21 STD G 8.00 34.0 66.2 5.60 --- --- 0.37 216.0 21.8 7.8 0.84 91.4 ±5.7 50 107.8 6543 SB ACOUSTICS 0 SB23CACS45-8 1 21 STD G 8.00 25.0 87.0 5.60 --- --- 0.41 216.0 30.6 7.8 0.60 88.5 ±6.5 60 102.8 6362 SB ACOUSTICS 0 SB23MFCL45-4 1 21 STD G 4.00 27.0 37.0 3.30 --- --- 0.34 210.0 58.4 9.5 0.73 88.9 ±6.0 75 104.6 5610 SB ACOUSTICS 0 SB23MFCL45-8 1 21 STD G 8.00 28.5 37.0 6.20 --- --- 0.43 210.0 52.4 11.2 1.02 85.8 ±6.0 75 103.6 7644 SB ACOUSTICS 0 SB23MFCL45-8 vp JTR 6 21 STD G 8.00 32.3 30.3 6.21 --- --- 0.43 210.0 49.8 11.5 2.01 86.4 ±7.9 150 108.2 6544 SB ACOUSTICS 0 SB23NACS45-4 1 21 STD G 4.00 23.0 95.0 3.30 --- --- 0.33 216.0 33.2 6.7 0.27 91.0 ±6.5 60 103.2 4409 SB ACOUSTICS 0 SB23NACS45-8 1 21 STD G 8.00 25.0 94.0 5.60 --- --- 0.37 216.0 28.4 7.9 0.60 89.2 ±6.5 60 103.5 6767 SB ACOUSTICS 0 SB23NBACS45-4 1 21 STD G 4.00 23.0 95.0 3.30 --- --- 0.33 216.0 33.2 6.7 0.27 91.0 ±6.5 60 103.2 6569 SB ACOUSTICS 0 SB23NRXS45-4 1 21 STD G 4.00 27.0 87.5 3.30 --- --- 0.30 216.0 26.1 6.8 0.29 93.2 ±6.5 60 106.7 2414 SB ACOUSTICS 0 SB23NRXS45-8 1 21 STD G 8.00 27.0 94.0 5.60 --- --- 0.38 216.0 24.3 7.5 0.60 90.1 ±6.5 60 104.7 6540 SB ACOUSTICS 0 WO24P-4 1 21 STD G 4.00 28.0 71.0 3.30 --- --- 0.40 255.0 41.7 7.6 0.29 91.5 ±8.1 90 108.4 6769 SB ACOUSTICS 0 WO24P-4 vp Audioexcite 6 21 STD G 4.00 29.9 62.7 3.40 --- --- 0.48 255.0 41.4 7.2 0.21 90.9 ±8.0 90 107.9 8031 SB ACOUSTICS 0 SB26SFCL38-4 1 25 STD G 4.00 27.4 104.0 3.30 --- --- 0.43 346.0 54.8 8.1 1.00 92.4 ±7.2 80 108.8 3489 SB ACOUSTICS 0 SB29NRX75-6 1 25 STD G 8.00 21.0 102.0 4.20 --- --- 0.36 312.0 77.3 10.6 1.80 88.8 ±11.0 200 108.6 7307 SB ACOUSTICS 0 SB29NRX75-8 1 25 STD G 8.00 26.0 85.6 6.20 --- --- 0.37 311.0 59.7 12.5 1.34 89.0 ±11.0 200 112.0 4090 SB ACOUSTICS 0 SB29SWNRX-75-6 3 25 STD G 8.00 20.0 66.0 4.50 --- --- 0.29 312.0 131.7 15.5 3.00 86.8 ±9.5 200 108.3 3928 SB ACOUSTICS 0 SB29SWNRX-S75-6 3 25 STD G 8.00 20.0 66.0 4.50 --- --- 0.31 312.0 131.7 15.0 3.00 86.5 ±10.0 200 108.1 4093 SB ACOUSTICS 0 SW26DAC76-4 1 25 STD SUB 4.00 22.0 45.3 3.20 --- --- 0.47 312.0 158.6 11.8 0.00 85.8 ±9.6 200 106.0 4094 SB ACOUSTICS 0 SW26DAC76-8 1 25 STD G 8.00 20.0 45.4 6.40 --- --- 0.29 312.0 191.5 22.7 0.00 83.8 ±7.9 200 106.9 8032 SB ACOUSTICS 0 SW26SFC38-4 1 25 STD G 4.00 28.0 84.0 3.50 --- --- 0.31 340.0 62.7 10.8 1.27 93.1 ±5.5 80 109.5 7655 SB ACOUSTICS 0 SB34NRX75-16 1 31 STD SUB 16.00 25.0 205.0 14.00 --- --- 0.71 508.0 71.9 14.1 3.20 85.6 ±9.7 120 110.0 3126 SB ACOUSTICS 0 SB34NRX75-6 1 31 STD SUB 8.00 19.0 260.0 4.20 --- --- 0.40 508.0 98.2 10.7 1.80 91.0 ±11.0 200 110.2 3387 SB ACOUSTICS 0 SB34NRX75-6 vp 6 31 STD SUB 8.00 22.2 240.0 4.20 --- --- 0.44 508.0 78.3 9.7 2.51 92.1 ±11.0 200 111.9 5878 SB ACOUSTICS 0 SB34NRX75-6 vp fx 6 31 STD SUB 8.00 22.9 181.3 4.50 --- --- 0.50 530.9 106.3 11.4 0.56 90.6 ±11.0 200 112.0 3587 SB ACOUSTICS 0 SB34NRXL75-8 1 31 STD G 8.00 22.0 205.0 6.20 --- --- 0.28 508.0 92.9 16.6 1.20 91.9 ±9.6 200 114.8 3274 SB ACOUSTICS 0 SB34SWNRX-S75-6 3 31 STD SUB 8.00 18.0 183.0 4.50 --- --- 0.33 508.0 155.5 15.0 3.00 89.3 ±11.0 200 110.8 4008 SB ACOUSTICS 0 SB34SWNRX-S75-6 v2012 1 31 STD G 8.00 19.0 164.0 4.50 --- --- 0.32 508.0 155.7 15.7 3.00 89.7 ±9.9 200 111.2 6334 SB ACOUSTICS 0 SB34SWPL76-4 1 31 STD G 4.00 18.0 89.5 3.50 --- --- 0.32 458.0 258.4 17.6 4.70 87.6 ±7.5 300 106.9 7530 SB ACOUSTICS 0 SB34SWPL76-4 v2019 6 31 STD G 4.00 19.0 78.5 3.50 --- --- 0.33 458.0 264.4 18.0 5.30 87.6 ±9.7 300 109.8 3967 SB ACOUSTICS 0 SB42FHC75-6 1 38 STD G 8.00 22.5 318.0 4.60 --- --- 0.37 850.0 160.3 16.1 4.60 94.0 ±10.1 300 117.4 6214 SB ACOUSTICS 0 SB42FHCL75-6 1 38 STD G 8.00 18.4 462.0 4.60 --- --- 0.31 850.0 165.0 16.6 2.10 93.9 ±11.5 300 116.8 101 réponses.
Base de données du site de Dominique PETOIN https://petoindominique.fr --- Reproduction interdite sans mon accord écrit, consultation via le site autorisée même en usage professionnel.
En bleu, les valeurs entrées en base de données. En blanc, les valeurs calculées avec les formule ci-dessous.
En rouge, une erreur pratiquement certaine, une confusion entre impédance et résistance au courant continu de la bobine du HP.
- Qts=Qms*Qes/(Qms+Qes)
- Mms=(C*Sd/(2*Pi*Fs))2*Ro/Vas
- Rd=racine(Sd/pi)
- Mmrf=(8*Ro*Rd3)/3
- Mmd=Mms-Mmrf
- Rms=2*Pi*Fs*Mms/Qms
- B.L=(2*Pi*Fs*Mms*Re/Qes)1/2
- Rend=(4*Pi2/C3)*(Fs3*Vas/Qes)*100
- Sens=10*LOG(Rend/100)+112.1+10*LOG(8/Re) en dB/2.83V/m
- Sens=10*LOG(Rend/100)+112.1 en dB/W/m
- Xmax et Puissance sont liés : Si la puissance calculée est environ 4 fois plus grande que celle indiquée par le fabricant, c'est qu'il y a un Xmax 2 fois trop grand.
En cas de différence entre les données calculées et celles indiquées par le fabricant du HP, vérifiez si les valeurs en bleu sont identiques à celles du fabricant.
Si c'est le cas, dites vous bien qu'un calcul informatique ne peut pas être a la fois juste pour un HP et faux pour un autre.
Le calcul est soit juste pour tous, soit faux pour tous.
J'ai vérifié soigneusement...
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Un grand-père facétieux disait à ses petits enfants que le grand truc blanc tout en haut du Puy-de-Dôme était un thermomètre géant : Quand il deviendra tout rouge il faudra vite se sauver, parce que le volcan va se réveiller !!!
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