Spring Distance from Equilibrium Calculator Spring Distance from Equilibrium Calculator Calculate the displacement of a spring using Hooke’s law: x = F / k * Enter the applied force in Newtons (N) and the spring constant in N/m. Step 1: Enter Parameters Applied Force, F (N): e.g., 10 N Spring Constant, k (N/m): e.g., 100 […]
Read MoreSine Wave RMS & Average Calculator Sine Wave RMS & Average Calculator Enter the peak value of your sine wave to calculate its RMS and rectified average values. RMS: \(V_{\text{rms}} = \frac{V_{\text{peak}}}{\sqrt{2}}\), Average: \(V_{\text{avg}} = \frac{2\,V_{\text{peak}}}{\pi}\) Step 1: Enter Peak Value Peak Value, \(V_{\text{peak}}\) (V): e.g., 10 V Calculate Values Calculated Values RMS Value, […]
Read MoreOpen-Base BJT Breakdown Voltage Calculator Open-Base BJT Breakdown Voltage Calculator Estimate the breakdown voltage \(V_{BR}\) using: $$ V_{BR} \approx n\, V_T \ln\!\Biggl(\frac{I_{\text{break}}}{I_S} + 1\Biggr) $$ * \(V_T\) is typically 0.025 V at room temperature. Step 1: Enter Parameters Reverse Saturation Current, \(I_S\) (A): e.g., 1×10⁻¹² A Breakdown Current, \(I_{\text{break}}\) (A): e.g., 1×10⁻⁶ A (current at […]
Read MoreDC Analysis of CE/CC BJT Amplifier Calculator DC Analysis of CE/CC BJT Amplifier Calculator Calculate the DC operating point parameters for a BJT amplifier with emitter resistance. For Common Emitter: \( V_E = V_B – V_{BE},\ I_E = \frac{V_E}{R_E},\ V_C = V_{CC} – I_C R_C,\ V_{CE} = V_C – V_E \). For Common Collector: \( […]
Read MoreCommon Emitter Amplifier DC Analysis Calculator Common Emitter Amplifier DC Analysis Calculate the operating point of a common emitter amplifier. Assumptions: \(V_{BE} \approx 0.7\,V\) and \(I_C \approx I_E\). Step 1: Enter Circuit Parameters Supply Voltage, \(V_{CC}\) (V): e.g., 12 V Base Bias Voltage, \(V_B\) (V): e.g., 2.7 V (set by the bias network) Emitter Resistor, […]
Read MoreCommon Base Amplifier DC Analysis Calculator Common Base Amplifier DC Analysis Calculate the operating point of a common base amplifier. Assumptions: NPN transistor with \(V_{BE} \approx 0.7\,V\) and \(I_C \approx I_E\). Step 1: Enter Parameters Supply Voltage, \(V_{CC}\) (V): e.g., 12 V Base Bias Voltage, \(V_B\) (V): e.g., 2.7 V (set by the bias network) […]
Read MoreCommon Collector (Emitter Follower) Calculator Calculate small-signal parameters for an emitter follower. Assumptions: Thermal voltage \(V_T\) is 0.025 V, and values are in SI units. Step 1: Enter Parameters Emitter Current, \(I_E\) (mA): e.g., 1 mA (will be converted to A) Emitter Resistor, \(R_E\) (Ω): e.g., 1000 Ω Transistor Current Gain, \(\beta\): e.g., 100 Calculate […]
Read MoreZener Diode Circuit Design Calculator Zener Diode Circuit Design Calculator Calculate the series resistor for a Zener diode regulator using: $$ R = \frac{V_S – V_Z}{I_Z + I_L} $$ * Currents are entered in mA (converted to A internally). Use SI units throughout. Step 1: Enter Circuit Parameters Supply Voltage, \(V_S\) (V): e.g., 12 V […]
Read MoreT-Network Op-Amp Calculator T-Network Op-Amp Calculator Calculate the effective input resistance and closed-loop gain of an op-amp using a T-network. Effective Resistance: \( R_{\text{eff}} = R_a + \frac{R_b\, R_c}{R_b + R_c} \) Closed-loop Gain: \( A_v = -\frac{R_f}{R_{\text{eff}}} \) Step 1: Enter Resistor Values Series Resistor, \(R_a\) (Ω): e.g., 1000 Ω Resistor \(R_b\) (Ω): e.g., […]
Read MoreInverting Op-Amp Gain Calculator Inverting Op-Amp Gain Calculator Calculate the ideal and non-ideal gain for an inverting op-amp. Ideal Gain: \( A_{ideal} = -\frac{R_f}{R_{in}} \) Non-Ideal Gain: \( A_{nonideal} = \frac{-\frac{R_f}{R_{in}}}{1 + \frac{1+\frac{R_f}{R_{in}}}{A_{OL}}} \) Step 1: Enter Resistor Values and Open-Loop Gain Feedback Resistor, \(R_f\) (Ω): e.g., 4700 Ω Input Resistor, \(R_{in}\) (Ω): e.g., […]
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