https://www.photonicsguy.ca/ 2026-06-09T08:26:26+00:00 https://www.photonicsguy.ca/ https://www.photonicsguy.ca/_media/wiki/dokuwiki.svg text/html 2017-11-12T18:33:58+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/archive/nslu2?rev=1510511638&do=diff Embedded Linux computer with 1-wire net Linksys NSLU2 running Debian Linux off of flash memory, polls a 1-wire net every 5 minutes and records the data (temperature and humidity) to a remote SQL server. 1-Wire PIC18 Microcontroller PIC18F4523 reading an ADT7410 temperature sensor via I2C. text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/electronics/voip/dvg-1120?rev=1415904614&do=diff DVG-1120 9600 Baud, 8N1 Serial Port Pinout RJ9ColourFunctionPin1BlkGround2RedRX (Data to Computer)3Grn4Yel?ColourFunction-BlkRedTX (from computer)GrnRX (To Computer)YelGround Commands CommandFunctionspy 16 *Show Debug info for SIPnwdbg bridge off text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/rideau?rev=1415904614&do=diff Rideau Canal Kingston to Frontenac Provincial park. I thought downstream paddling would be preferred, but the information I found says we should paddle from Kingston up due to the prevailing winds. Guide I think Frontenac would be best, at the very least, they have the most detailed information on their website and they have Kevlar canoes. We pickup the canoes in Frontenac and drive them down to Kingston. Similar to Saugeen, we drive a car back to Frontenac, or leave a car there if we can get… text/html 2024-02-12T12:09:09+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/wiki/syntax?rev=1707739749&do=diff Formatting Syntax DokuWiki supports some simple markup language, which tries to make the datafiles to be as readable as possible. This page contains all possible syntax you may use when editing the pages. Simply have a look at the source of this page by pressing text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/notes?rev=1415904614&do=diff Notes APC Environmental card AP9512TH IC1LM35Temperature SensorIC2LM358NDual OpampIC3LM78LVreg, 5VBP1[TDK CHS-UGR]Humidity Sensor AP9612 IC1ADC08348-Bit Serial I/O A/D Converter with Multiplexer OptionIC2MM74HC14NHex inverting Schmitt triggerIC5P87C521 Controller PCF8574 - 8-Bit I/O Expander for I2C-Bus text/html 2021-07-06T14:15:59+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/projects/t530?rev=1625580959&do=diff Lenovo T530 Laptop WiFi upgrade I successfully installed an Intel Dual Band Wireless-AC 7260 wireless card by modifying the whitelist in the BIOS. I've compiled this step-by-step guide with references as I had trouble finding a similar resource online. Living in Toronto, the 2.4GHz WiFi band is over saturated and my best wireless throughput was roughly 16Mbps, now with 5GHz Wireless AC, I get an average of 700Mbps. I decided not to upgrade to the latest BIOS and to attempt the whitelist modifi… text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/reference/flukemeter?rev=1415904614&do=diff Fluke 189/187/89-IV/87-IV Remote Interface Specification Archive of http://www.cfa.harvard.edu/~thunter/manuals/RemoteSpec89_18X.htm Retrieved October 2009 from Internet Archive, dated September 13th, 2006. Technical Note Fluke is providing this information to those few customers who would like this information. We give this information with the understanding that Fluke will not provide any additional support on this information. This means that our Product Support Service will not be able t… text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/dvr?rev=1415904614&do=diff MythTV DVR System Upgrade Hardware * Intel Celeron Dual Core E1200 CPU Allendale * Intel Desktop Board DG35EC * Product Guide * Integrated graphics with DVI out - Not used * Four Sata connectors * Gigabit Ethernet * 2x1024MB PC5400 RAM * Masscool Socket 775 CPU Cooling Fan * Cooler Master computer case * Nvidia 7300GT PCIexpress video card text/html 2014-11-13T20:01:05+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/education?rev=1415908865&do=diff Education I have a Bachelor's of Applied Technology - Photonics degree from Niagara College. I have also previously graduated from the Computer engineering technician program also at Niagara College. Bachelor of applied Technology Photonics In addition to lasers, I've had the opportunity to be exposed to all kinds of neat and interesting stuff text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/htaguide?rev=1415904614&do=diff My quick guide to the Ontario HTA for Bicyclists and Drivers Ontario Highway Traffic Act “highway” includes a common and public highway, street, avenue, parkway, driveway, square, place, bridge, viaduct or trestle, any part of which is intended for or used by the general public for the passage of vehicles and includes the area between the lateral property lines thereof; text/html 2021-01-19T17:23:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/archive/cetus?rev=1611077023&do=diff Cetus Tracklog Cetus TrackLog (Linux) 1.35 Copyright (c) 2001-2004 Cetus http://www.CetusGPS.dk Usage: TrackLog [options] trackfile... <Enter> Options (* are default values): -fu user defined format * -dt TAB delimited * -fx GPs eXchange format (GPX) -ds semicolon delimited -fi Gliding Commission format (IGC) -dc comma delimited -fr NMEA RMC sentence format -dl linefeed delimited -pd decimal degrees * -sp period as decimal … text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/projects/holograms?rev=1415904614&do=diff Transmission Holograms Exposure Need <m>110 \mu Jcm^-2</m> on holographic plate. Measured <m>0.3 \mu Wcm^-2</m> with power meter. <m>{110 \mu Jcm^-2}/{0.3 \mu Wcm^-2}=367s=6 minutes</m> Assuming measurement error with power meter, shortening the exposure time, text/html 2014-11-13T18:50:14+00:00 Anonymous (anonymous@undisclosed.example.com) https://www.photonicsguy.ca/projects/logger?rev=1415904614&do=diff Data Logging Software Perl program is on it's way, writing it now. LiveGraph - Excellent graphing software written in Java, I use it as a frontend. Perl Script Install sudo cpan -i Device::SerialPort sudo cpan -i DBI sudo cpan -i LWP::Simple sudo cpan -i Time::HiRes