www.logwell.com

Modifications Log (ModLog) - 2008

Additions, updates, changes, and corrections to www.logwell.com are listed here; very minor changes and corrections are usually omitted for page space economy.  Also check What's New for announcements and press releases.  See our Subject Index, Page Title Index, and Search Page, in addition to the conventional navigation bars at the bottom of all pages, to navigate this website and find what you seek.  Finally, visit our Navigation Tips if you are new to "surfing".

01-01-2008
Created 2007 ModLog Archive.
Updated copyright notices.
Changes to
AnaLog Tech & Tips (menu).

01-02-2008
Changes to Well Logging Equipment Photos (menu).
Changes to Selected CCL Photographs.
Changes to Halliburton Rotary Sidewall Coring Tools.

02-02-2008
Updated Repair Vacuum Tube (Valve) Stock.

02-08-2008
Changes to Repair Parts Stock Menu.
Updated Repair Hybrid Devices.
Updated Repair Transistor Stock.
Updated Repair Transistor ECG / NTE Reverse Cross.

02-12-2008
Changes to Surplus (Cheap) Electronics.

02-14-2008
Updated Repair Transistor Stock.
Updated Repair Transistor ECG / NTE Reverse Cross.

03-13-2008
Changes to  Standard EIA Decade Resistor Values Table.

03-18-2008
Changes to the layout of this page.

04-01-2008
New country visiting in March:  Montserrat.
Changes to What's New.

04-15-2008
Added 106 Radiation Tool Printed Circuit Boards (PCBs).
Changes to What's New.
Changes to Repair Parts Stock Menu.
Changes to Products (menu).
Changes to Service Tips (menu).
Changes to Nuclear Logging (menu).
Changes to Downhole Hardware (menu).
Changes to
AnaLog Tech & Tips (menu).
Changes to Services & Capabilities (menu).
Changes to Downhole Tools.

04-16-2008
Added 106CCL1.sch (pdf schematic).
Added GOCCL-2a.sch (pdf schematic).
Added GOPS-2a.sch (pdf schematic).
Added 106PD1.sch (pdf schematic).
Added 106PD3.sch (pdf schematic).
Added 106GMP1.sch (pdf schematic).
Added 106DR1.sch (pdf schematic).
Added 106DR2.sch (pdf schematic).
Added 106AC1.sch (pdf schematic).
Added 106LD3.sch (pdf schematic).
Added 106LD4.sch (pdf schematic).
Added 106BK2.sch (pdf schematic).
Added CBLUBK4.sch (pdf schematic).
Added 106PD-1 (pdf PCB).
Changes to Schematics (menu).
Changes to 106 Radiation Tool PCBs.

04-18-2008
Added Printed Circuit Boards (PCBs) (menu).
Changes to
AnaLog Home Page (v10.8).
Changes to Repair Parts Stock Menu.
Changes to Products (menu).
Changes to Schematics (menu).
Changes to Services & Capabilities (menu).
Changes to What's New.
Changes to Downhole Tools.
Changes to
AnaLog Site Map.
Changes to Application Notes.
Changes to Surface Electronics.
Changes to 106 Radiation Tool PCBs.
Changes to Exotic Items / Custom Work.
Updated Repair Vacuum Tube (Valve) Stock.

O4-19-2008
Changes to
AnaLog Tech & Tips (menu).
Changes to Service Tips (menu).
Changes to Caliper Logging. (menu).
Changes to Nuclear Logging (menu).
Changes to Surface Hardware (menu).
Changes to Downhole Hardware (menu).
Changes to Temperature Logging (menu).
Changes to Cement Bond Logging (menu).
Changes to Casing Collar Locator (CCL) (menu).
Changes to High Voltage Woes.
Changes to High Voltage Tips & Tricks.
Changes to A Few
AnaLog Printed Circuit Boards (PCBs).

04-21-2008
Added Cement Bond Log Related PCBs.
Added CBLAmp1.sch (pdf schematic).
Added CBLF1.sch (pdf schematic).
Added SESEa.sch (pdf schematic).
Changes to High Voltage (menu).
Changes to High Temperature (menu).
Changes to Perforating and Explosives (menu).
Changes to Printed Circuit Boards (PCBs) (menu).

04-22-2008
Added Casing Collar Locator (CCL) PCBs.
Added CCL-2a.sch (pdf schematic).
Added CCL-NCB.sch (pdf schematic).
Added CCLF1.sch (pdf schematic).
Added CCLM1a.sch (pdf schematic).
Changes to Printed Circuit Boards (PCBs) (menu).

04-24-2008
Added High Voltage Related PCBs.
Added Solitron BHA-0004 Amp Clone PCBs.
Changes to Printed Circuit Boards (PCBs) (menu).
Changes to What's New.
Changes to Surface Electronics.
Changes to  Repair Hybrid Devices.
Changes to Al Biggs' Magical Stat Eliminator.

04-26-2008
Added 106HVRF1.sch (pdf schematic).
Added 106HVRF2.sch (pdf schematic).
Changes to Classifieds.
Changes to 106 Radiation Tool PCBs.
Changes to High Voltage Related PCBs.

05-07-2008
Changes to Cement Bond Log Related PCBs.

05-12-2009
Added 106LVPS1.sch (pdf schematic).
Changes to 106 Radiation Tool PCBs.

05-15-2008
Added 106DB1.sch (pdf schematic).
Changes to 106 Radiation Tool PCBs.

Foreign client domains from which logwell.com has received hits since August, 1999 (data from wwwstat-2.01 / Urchin) are as follows:  Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Austria, Australia, Azerbaijan, Bahamas, Bahrain, Bangladesh, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, Brunei Darussalam, Bulgaria, Burkina Faso, Cambodia (Kingdom of), Cameroon, Canada, Cayman Islands, Chile, China, Christmas Island, Cocos (Keeling) Islands, Columbia, Congo (Democratic Republic of), Cook Islands, Costa Rica, Cote D' Ivoire (Ivory Coast), Croatia (Hrvatska), Cuba, Cyprus, Czech Republic, Denmark, Dominica, Dominican Republic, Ecuador, Egypt, El Salvador, Eritrea, Estonia, Ethiopia, Faroe Islands, Fiji, Finland, France, Gabon, Gambia, Georgia, Germany, Ghana, Greece, Greenland, Guadeloupe (French), Guatemala, Guyana, Heard and McDonald Islands, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Iran, Ireland, Israel, Italy, Jamaica, Japan, Jordan, Kazakhstan, Kentucky, Kenya, Kuwait, Kyrgyz Republic (Kyrgyzstan), Laos, Latvia, Lebanon, Lesotho, Liechtenstein, Lithuania, Luxembourg, Macau, Macedonia, Madagascar, Malaysia, Malawi, Maldives, Mali, Malta, Martinique (French), Mauritius, Mexico, Micronesia, Moldavia, Monaco, Mongolia, Montserrat, Morocco, Mozambique, Myanmar, Namibia, Nepal, Netherlands, Netherlands Antilles, New Caledonia (French), New Zealand (Aotearoa), Nicaragua, Niger, Nigeria, Niue, Norway, Oman, Pakistan, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Polynesia (French), Portugal, Puerto Rico, Qatar, Romania, Russian Federation, Saint Helena, Saint Kitts & Nevis Anguilla, Saint Lucia, Saint Tome (Sao Tome) and Principe, Saint Vincent & Grenadines, Samoa, San Marino, Saudi Arabia, Seychelles, Singapore, Slovak Republic, Slovenia, Solomon Islands, South Africa, South Korea, Spain, Sri Lanka, Sudan, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Turks and Caicos Islands, Tuvalu, Uganda, Ukraine, United Arab Emirates, United Kingdom, Uruguay, USSR (former), Uzbekistan, Vanuatu, Venezuela, Vietnam, Virgin Islands (USA), Yemen, Yugoslavia, Zambia, and Zimbabwe.

Member Society of Petrophysicists & Well Log Analysts (SPWLA)Mineral & Geotechnical Logging Society (MGLS),
The Society of Exploration Geophysicists (SEG),  International Society of Explosives Engineers (ISEE),
Society of Petroleum Engineers (SPE)Association of Energy Service Companies (AESC),
Health Physics Society (HPS), and Kentucky Oil & Gas Association (KOGA)

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2007 ModLog Archive