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Ohm's Law / Joule's Law
Voltage (V):
V
Resistance (R):
Ω
Current (I):
A
Power (P):
W
Reset / Clear V, R, I, P
Calculate V, R, I, P
Formulas used:$${V = I \cdot R} \Leftrightarrow {R = {V \over I}} \Leftrightarrow {I = {V \over R}} \newline {P = V \cdot I} \Leftrightarrow {P = I^2 \cdot R} \Leftrightarrow {P = {V^2 \over R}} \newline \newline$$
Frequency, Capacitance, Inductance & Impedance
Frequency (f):
Hz
Capacitance (C):
C
Inductance (L):
L
Impedance (Z):
Ω
Reset / Clear f, C, L, Z
Calculate f, C, L, Z
Formulas used:$${\omega = {2 \cdot \pi \cdot f}} \newline {Z_{C} = {1 \over {\omega \cdot C}}} \newline {Z_{L} = L \cdot \omega} \newline {f_{r} = { 1 \over {2 \cdot \pi \cdot \sqrt{L \cdot C}}}}$$
dB Conversions For Voltage, Current & Power
Conversion:
Select Operation
V|I|P <‐‐> dB
P(V|I) <‐‐> dB
P <‐‐> dBm
V|I|P input :
V|A|W
dB Difference :
V|I|P output :
V|A|W
Gain :
Reset Ins, Outs
Calculate dBs
Formulas used:$${d_{VIP} = {10 \cdot \log_{10}\left({VIP_{o} \over VIP_{i}}\right)}} \newline {d_{P(VI)} = {20 \cdot \log_{10}\left({P(VI)_{o} \over P(VI)_{i}}\right)}} \newline {d_{m} = {10 \cdot \log_{10}\left({P_{o} \over 0.001}\right)}}$$