H 1 01
H 1 01
H 1 01
H 1 01
H 1 01
H 1 01 009 Energie in Joules
H 1 01 008 Energie in Watt
H 1 02
H 1 08
H 1 08
H 1 08
H 1 08
H 1 09
H 1 09
H 1 09
H 1
H 2 01
H 2 02
H 2 02
H 2 02
H 2 03
H 2 03
H 2 03
H 2 03
H 2 04
H 2 06
H 2 06
H 2 07
H 2 07
H 2
H 3 01
H 3 01
H 3 01
H 3 01
H 3 01
H 3 02
H 3 02
H 3 02
H 3 02
H 3 02
H 3 02
H 3 04
H 3
H 4
H 5
H 6
H 7
H 8 01
H 8
H 9
H 10
H 11
H 12
H 13
H 14
00 01 000 Formules 2023 01 30
SGM= Zk / ZL
H 3
+ ++
014 Voortplantingssnelheid
Q = I x t
U = I x R
Rt = R1 + R2
Rv = 1/ [ 1/R1 + 1/R2 ]
005 De 1ste Wet Van Kirchoff
Totale I = 0
006 De 2ste Wet Van Kirchoff
Totale U = 0
Ueff = Umax x 0.707
f = p / s f = 1 / t f = p / t
Audiosignaal
P = U x I P = U2 / R P = I2 x R
Ws = P x t
E = P x t
Ugem = Uma x*0.64
Utt = 2 x Umax
f = 300 /λ λ = 300 / f
BB cw = f-tone
BB AM = 2 x f-mod
BB SSB = 1 x f-mod
BB FM = 2 x f-mod + 2 x ∆f
dB = 10 x log [P1 / P2]
n = [Pout / Pin] x 100%
023a Ieff wisselstroom
I eff = 0.707 x I max I eff = 1/2√2 x I max
023b Ueff wisselspanning
U eff = 0.707 x U max U eff = 1/2√2 x U max
1 Elektriciteitsleer, elektromagnetisme en radio theorie
024 Weerstand van een draad
025 Oppervlakte
A = 1/4π x d2
t = 5 x RC
Xc = 1/ [ 2 x π x f x C]
300 / t = distance 300/distance = t.
β = Δf / Fmod
Xl = 2 x π x f x L
f.res = 1 / [2 x π x √(L x C)]
BW = fh - fl
Q = f.res / BW
Q = (2 x Pi x f x L) / R
P = P Up x Ip = Us x Is
n = np/ns n = Up/Us n = Is/Ip n2 = Zp/Zs n2 = Cs/Cp
039 Versterking Transistor
HFe = Ic / Ib
GES, GBS, GCS
Klasse A, Klasse B, Klasse AB, Klasse C
A = R2 / R1
A = 1 + [R2 / R1)
2 Componenten
Lt = L1 + L2
Lv = 1 / ( 1/L1 + 1/L2 )
Cv = 1 / ( 1/C1 + 1/C2 + 1/C3)
Ct = C1 + C2
Z = U / I
047 Impedantie
LUICIUR CIVVEL
050 Parallelkring
051 Resonantie-frequentie
Qp = Rp / XL
052 Q-factor parallel kring
Qs = XL / Rs
B = f0 / Q
Fs = RX +(-) 2 x Mf
3 Schakelingen
Schema s
PPM = fAFw /fRes fAFw = PPM x fRes
4 RX Ontvangers
5 TX Zenders
6 Antennes en transmissielijnen
7 Propagatie en frequentiespectrum
Rv = ( Ub-Um ) / Im
Rs = Um / (Ib-Im)
8 Metingen
9 Storing en immuniteit
10 Veiligheid
11 Nationale en internationale procedures
12 Nationale en internationale gebruiksregels
13 Gedragsregels
14 Naschrift
Waarden
ral = 2pi x f f=ral / 2pi
┘
λ = [300 / f] x v
Diode
A = Uit / In
A = 1 + (R2/R1) A = R2/R1
H 7 01
X = 20 log λ X = -20 log R
d=4 Ѵh
H 7 01
f.res=1/(2.pi.√(L.C))
Vragenboek ...
┘