Component Tester - https://www.amazon.com/Mega328-Transistor-Tester-Triode-Capacitance/dp/B01M0UXHYY/ref=sr_1_sc_1?ie=UTF8&qid=1490205085&sr=8-1-spell&keywords=traisistor+tester

Tiny MP3 Player - http://www.trainelectronics.com/Arduino/MP3Sound/index.htm

Audacity Audio Editor - http://www.audacityteam.org/

New Revolution System - https://www.revoelectronics.com/

Laser Cutter from eBay & notes on setup and us - http://www.trainelectronics.com/LaserEngraver/index.htm 

Box Designer for Finger Joints - http://www.makercase.com/#   or   http://makeabox.io/

Mini Video Camera -  https://www.amazon.com/Digital-Recorder-Camcorder-Ultra-Mini-Detecting/dp/B01C58IFVK and others

Award Winning 3D printer - http://shop.prusa3d.com/en/

LED Lights - https://www.amazon.com/gp/product/B01B5J7IZO/ref=oh_aui_search_detailpage?ie=UTF8&psc=1

Presentation (PPT)    (click here to download free PowerPoint viewer if you don't have PowerPoint)

Presentation on YouTube:  https://www.youtube.com/watch?v=QYzk2Ys3Edc&feature=youtu.be

DCC++ - my notes

    NEW! DCC++ Controller & JMRI - Initial Setup

    NEW! DCC++ Open Source DCC Project

    NEW! DCC++ Talking Infrared Throttle & Point-to-Point Controller

    NEW! High Power DCC Booster

    NEW! Current Sensors and DCC (for blocks & point-to-point railroads)

DCC++ on TrainBoard.com http://www.trainboard.com/highball/index.php?forums/dcc.177/

http://www.banggood.com/MB-102-MB102-Solderless-Breadboard-Power-Supply-Jumper-Cable-Kits-p-933600.html  - breadboard & power supply & jumpers

Make Magazine

Nuts & Volts Magazine

Model Railroad Hobbyist Magazine

Instructables - Dave Bodnar's Listings

Some Interesting Items from Other Seminars

Very small DC volt meters -   http://www.ebay.com/sch/i.html?_odkw=mini+micro+meters+dc+volts&_osacat=0&_from=R40&_trksid=m570.l1313&_nkw=Ultra+Mini+size++LED+Volt+Meter&_sacat=0
or search eBay for     Ultra Mini size  LED Volt Meter

http://www.suntekstore.com/goods-14007039-adjustable_step-down_dc-dc_power_module_with_voltmeter_display.html Step down voltage converter with meter

hhttp://www.suntekstore.com/goods-14002627-3-6v_dc_short_shaft_torque_gear_box_motor.html - tiny geared motor

http://www.banggood.com/N20-DC-Gear-Motor-Miniature-High-Torque-Electric-Gear-Box-Motor-p-924377.html - assorted tiny geared motors

http://www.banggood.com/Wholesale-Heat-Shrink-Wire-Wrap-Assortment-Cable-Sleeve-Electrical-Shrink-Tubes-p-56687.html heat shrink tubing

http://www3.towerhobbies.com/cgi-bin/wti0001p?&I=LXUK84&P=FR      Servos - eBay or Tower Hobbies

http://www.tmart.com/12V-10A-Single-Channel-Wireless-Remote-Control-Switch-200M_p125577.html - small keychain remote control

http://www.mpja.com/Solder-Station-with-LED-Display-ZD-929C/productinfo/15845%20TL/ MPJA Soldering Iron

http://dx.com/p/soldering-iron-tip-cleaner-black-34154 Soldering Iron Cleaner

http://arduino.cc/en/Main/Software  Arduino software download

Arduino Uno on eBay - and on Amazon

http://www.trainelectronics.com/Arduino/MP3Sound/No_Arduino/index.htm - MP3 sound without a microcontroller