donfroula Goto Github PK
Name: Don Froula
Type: User
Bio: Telecom Engineer, amateur radio operator K9CLF, and operator of ProjectMF (projectmf.net).
Don Froula's Projects
arduino-multimode-blue-box-
A "Blue Box" design that emulates classic Blue Box tones, plus 12 other historical, tone modes
attiny85_aa-aaa_battery-tester
Battery tester with OLED display checks AA and AAA cells under load and no-load conditions, displaying the result.
attiny85_cw_keyer
A full-featured CW keyer for amateur radio use. The keyer is built around a cheap and tiny ATTINY85 microcontroller. The circuit boasts 4-100 character memories, beacon mode, multiple timing options, and a CW trainer for improving your Morse code speed.
camera-shutter-speed-tester
An Arduino-based shutter speed tester
fstoptimer
This project is for an "f/stop" darkroom enlarger timer that allows adjusting time in f/stop units
hacktic_demon_dialer
The hacktic demon dialer, from 1991
jriver_lcd_smartie_plugin_fix
metronome_photography_timer
Audible metronome timer for darkroom and long exposures
rotarydial
toneplant
This project allows an Atmrga328p-based Arduino to be used as a "tone plant" for vintage telephone switches.
wifi_beehive_lamps
Uses an ESP8266 NodeMCU WIFI dev. board to update a three lamp Western Electric "beehive" status lamp
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