Wednesday, 29 June 2011

Wseas Transactions

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Transactions: INTERNATIONAL JOURNAL of MATHEMATICS AND COMPUTERS IN SIMULATION
Transactions ID Number: 17-130
Full Name: Martin Pospisilik
Position: Lecturer
Age: ON
Sex: Male
Address: Namesti T.G. Masaryka 5555
Country: CZECH REPUBLIC
Tel: 0576035045
Tel prefix: 0576035045
Fax:
E-mail address: pospisilik@fai.utb.cz
Other E-mails: pospisilik@fai.utb.cz
Title of the Paper: VU Meter Driver Simulation and Design
Authors as they appear in the Paper: Martin Pospisilik, Milan Adamek
Email addresses of all the authors: pospisilik@fai.utb.cz,adamek@fai.utb.cz
Number of paper pages: 8
Abstract: This paper deals with a design, construction and practical testing of a VU meter driver that includes an accurate rectifier and logarithmical driver of a pointer-type gauge. The logarithm is taken from the rectified signal by employing a capacitor discharge voltage curve. Several software simulations were made in order to proof the circuit design. Then a simple rectifier and logarithmiser was designed and built in order these simulations were proved and afterwards, based on the gained experience, the more complex design of the VU meter driver was created. The paper incorporates mathematical description of the circuit, simulation results and results gained when the simple driver circuit underwent several physical tests as well as further propositions for practical extensions of the designed circuit
Keywords: Hardware logarithm processing, VU meter, Audio signal rectifier, Gauge driver
EXTENSION of the file: .doc
Special (Invited) Session: Logarithmic VU meter driver
Organizer of the Session: 655-264
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