## Top Engineering Design

You can use these calculators to calculate band pass filter, crystal load sensitivity, network impedance, parallel capacitance, and more..

**Band Pass Filters Calculator
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This program computes the ideal component values for the Band Pass Filter when given the image impedance level, frequency and the desired Q (Q = Frequency / Bandwidth).

**Converts an oscillator phase noise curve to jitter information
**

This program converts Single Side Band (SSB) phase noise to jitter.

**Crystal Load Sensitivity and Frequency Pulling Form
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Calculates the sensitivity "S" of a crystal to a change in load. Answer is in ppm/pf.
Calculates the pull of a crystal between 1st and 2nd load
and between 2nd and 3rd load. Answer is in ppm and in Hz.

**Network Impedance Matching Calculator
**

The Impedance Matching Network is a loss less network often used to match between two resistive impedances Z1 and Z2. Given the values of Z1 and Z2 (Z1 > Z2), the Frequency and the desired circuit Q (Q = Frequency / Bandwidth), the values of C1, C2 and L1 can be calculated.

**Parallel Capacitance Matching Calculator
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This program computes the values of Parallel Capacitive Matching Network for a given Ro, RL, Frequency and Q (Q = Frequency / Bandwidth).

**Parallel Resistance Calculator
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This program calculates a third parameter value. For given R1 and R2, program calculates Rtotal.. For given R1 and Rtotal, program calculates R2. For given R2 and Rtotal program calculates R1.

**Series Capacitance Calculator
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This program calculates the missing parameter value. For given C1 and C2, program calculates Ctotal.. For given C1 and Ctotal, program calculates C2. For given C2 and Ctotal program calculates C1.

**Series Capacitance Matching Calculator
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This program computes the values of Series Capacitive Matching network for a given Ro, RL, Frequency and Q (Q = Frequency / Bandwidth).

**Voltage Divider Calculator
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This program calculates the missing parameter value.

**Voltage to dBm Calculator
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The power level of radio-frequency energy is often expressed in decibels above one milliwat. This program calculates the missing parameter value. For given Impedance and Voltage, program calculates dbm. For given Impedance and dbm program calculates Voltage. For given Voltage and dbm program calculates Impedance.