Gabriel Schafman

Electrical and Computer Engineering

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About

Passionate about analogue circuit design and system design. Extensive experience in PCB design and parts selection from many extracurricular and scholastic projects. Always looking to solve problems through applying engineering principles. Audio Engineering Club President 2019-2021

Projects

4 Bit Display

Displays a 4-bit input value in two ways. First, the number is represented as a single led lit in a row of 16 LEDs. Secondly, the number is represented as a single digit hexadecimal value on a 7 segment display.

Arduino
AVR Microcontrollers
Hardware
Details
4to16 Decoder

Simple 4-bit decoder to aid in visualization of 4-bit values. Doesn't require a microcontroller or clock to be driven. Extra enable pins can be used for PWM to modulate the brightness of the LEDS.

Education
Details
LED Helper

Small 8 LED pcb with built in current limiting resistors. Expedites the process of setting up LEDs to monitor logic level signals.

Arduino
AVR Microcontrollers
Hardware
Details
Line In

Versatile line level to Eurorack signal booster. Adheres to physical and electrical standards of Doepfer's Eurorack Standard.

OSU HALE Project 2020-2021

This capstone project is for Oregon State University High Altitude Liquid Engine Program. The work completed in this project includes the development of the Test Stand Control system which allowed the HALE team to test the firs...

Pulse Sequencer

Two uncoupled multivibrators that can be coupled together with other identical boards to make a pulse sequencer of arbitrary length. Meant to be combined with other devboards that fit the 1.25"^2 format.

Education
Details
State Variable Filter Cr...

Three band adjustable crossover design for line level audio. Utilizes two state variable filters in series.

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