Spring Distance from Equilibrium Calculator Spring Distance from Equilibrium Calculator Calculate the distance a spring stretches or compresses using Hooke’s Law: $$ x = \frac{F}{k} $$ * Ensure that the force \(F\) is in newtons (N) and the spring constant \(k\) is in newtons per meter (N/m). Step 1: Enter Parameters Force, \(F\) (N): e.g., […]

30-Year Fixed Mortgage Calculator: Estimate PITI Payments | Free Online Calculators Mortgage Calculator Updated May 2025 Current Avg Rate: 6.82% Estimate your complete monthly payment: principal, interest, taxes, insurance, and HOA fees. * This calculator is for educational purposes. Contact a mortgage professional for personalized advice. Standard Calculator Amortization Schedule Loan Comparison Enter Mortgage Details […]

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 […]

Sine 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, […]

Open-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 […]

DC 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: \( […]

Common 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, […]

Common 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) […]

Common 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 […]

Zener 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 […]