Announcement

Collapse
No announcement yet.

Home Page

Collapse

Geotech Front Page

  •  
  • Filter
  • Time
  • Show
Clear All
new posts

  • ITMD Edition 1

    This is the support section for the 1st Edition of ITMD.

    Table of Contents

    PCB Gerbers

    C Source Code

    Errata List
    Go to post

  • ITMD Source Code

    Source code files for ITMD Editions 1 & 2

    The following zip file contains both the C source code and hex files for the PI2, PI3, and PI4 projects.



    The following zip files contains source code for the Coil Calculator.

    Tcl/TK Version:

    JavaScript Version: ...
    Go to post

  • Gerber Files

    Gerber files for ITMD Editions 1 & 2

    Ch 3:

    Ch 4:

    Ch 8:

    Ch 9:

    Ch 12:

    Ch 12:

    Ch 12:

    Ch 12: ...
    Go to post

  • ITMD2 Contents

    Inside the METAL DETECTOR
    2nd Edition

    ISBN 978-0-9858342-0-3
    Publication date: May 2015
    250 pages

    Introduction

    Chapter 1: History of the Metal Detector
    The People
    The Applications
    The Companies

    Chapter 2: The BFO Principle

    Chapter 3: Designing a BFO Detector
    Reference Oscillator Design Search Oscillator Design Mixer and Detector Design Headphone Amplifier Th...
    Go to post

  • ITMD Edition 2

    This is the support section for the 2nd Edition of ITMD.

    Table of Contents

    PCB Gerbers

    C Source Code

    Errata List

    Go to post

  • Errata List

    ITMD 1st Edition
    Errata List


    Technical Errors
    1. DFX schematic shown on the front cover, but it mentions White's XLT inside.
    2. Page 38 – Fig. 4-5 – Off-resonance probe has incorrect pin numbers on IC3. These should be VDD=8, VEE=4, INV=3, NINV=2 and OUT=7. The PCB layout is correct.
    3. Page 100 - First derivative should be dX/dt = Aw cos(wt), and second derivative should be d^2x/dt^2 = -Aw^2 sin(wt).
    4. Page 110 - The Raptor schematic
    ...
    Go to post

  • Contents

    Inside the METAL DETECTOR
    1st Edition

    ISBN 978-0-9858342-0-3
    Publication date: September 2012
    286 pages

    Introduction

    Chapter 1: History of the Metal Detector
    The People
    The Applications
    The Companies

    Chapter 2: The BFO Principle

    Chapter 3: Designing a BFO Detector
    Reference Oscillator Design Search Oscillator Design Mixer and Detector Design Headphone Amp...
    Go to post

  • Introduction

    ITMD is Inside the Metal Detector -- a book about metal detector technology and design. It was written by George Overton and Carl Moreland. Currently there are two editions; the 1st Edition is out-of-print and the 2nd Edition is available for purchase on Amazon.com.


    ...
    Go to post

  • Bounty Hunter Catalogs & Flyers

    Bounty Hunter Catalogs & Flyers

    Catalogs






    Flyers


    ...
    Go to post
There are no articles in this category.
 
  • Filter
  • Time
  • Show
Clear All
new posts
Please log in to your account to view your subscribed posts.

article_tags

Collapse

Latest Articles

Collapse

Working...
X