Public info about the author: PowerAmp

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  • This schematic is about a tuned oscillator with tuning diodes. The value of the tuning diodes can be set by a DC-Voltage Source.

    • Free
    • Simple
    • <10
    • PSpice
    • 16+
    • No
    • R1 10k R1 100k
  • Circuit provides different symmetric Voltages which sometimes are needed to provide OPAMPS, small audio circuits or test circuits!

    • Simple
    • 11-20
    • PSpice
    • 16+
    • No
    • This circuit provides a symmetric Power SUPPLY which depends on the unipolar Voltage Source: Battery , PSU or any kind of supply and the current is also limited by them (Internal Resistance)! At least 450mA are easily possible to provide! +/-3V , +/-5V , +/-10V , +/-12V , +/-15V or more, which depends on the Voltage Source , is possible with a voltage offset of +/- 20mV ! The Symmetric Output Voltage is always approximately Input Voltage divided by two! The circuit was tested in real life! So the circuit is ideal for Opamps, small_audio_amplifiers or test circuits which often need symmetric Voltages!

    • Power supply with 32 volt 320mA with a 100Ohm load
  • Meissner Oscillator with BJT which generates a “clean” Sine Wave

    • Free
    • Simple
    • 11-20
    • PSpice
    • 16+
    • No
    • time evolution FFT nice sine wave