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The following is a probably incomplete page title index of www.logwell.com.  The emphasis here is on Technical Stuff & Tips (Tech & Tips) articles, but other logwell webpages are also listed.  External links have been omitted.  See our Subject Index and our Search Page for more detailed research.  Also see the Modifications Log (ModLog) to track new additions to this website, and What's New for announcements and press releases.  Finally, visit our Navigation Tips if you are new to "surfing".

A
ADA Pressure MIT
Sample ADA Pressure MIT
Basic API Downhole Pump Nomenclature
Safe Explosives Act - ATF Press Release
AnaLog's Comments - ATF (ATFE) Notice 968
US Formulas for Completely Denatured Ethyl Alcohol
Downhole CCL Amplifier Notes
Downhole Logging CCL Amplifiers (Submenu)
Shooting CCL Meters / Amplifiers (Submenu)
Shooting CCL Surface Amplifiers
Annulus Gel
Annulus Gel - EAB Second Petition Excerpt
Annulus Monitoring - Closed or Open Annulus ?
Application Notes

B
Vehicle and Rig Battery Trivia
Bell Petroleum Systems (BPS) (Menu)
Bell and AnaLog
Bell Downhole Tool Index
Bell Downhole Tool Printed Circuit Board (PCB) Index
Bell Downhole Tool PCB Stock List
Bell Surface Electronics Index
Bell Surface Electronics Printed Circuit Board Index,
Bell Surface Electronics PCB Stock List
Bird Netting
Migratory Bird Treaty Act (MBTA)
Bob Baer's Temperature Chart (pdf File)
Bucket Test

C
CCL Coil Trivia
CCL Magnet Trivia
CCL Magnet Wire Trivia
Downhole CCL Amplifier Notes
Application Note CCL Meter (doc file)
Application Note CCL Meter (pdf file)
Downhole Logging CCL Amplifiers (Submenu)
Shooting CCL Meters / Amplifiers (Submenu)
Shooting CCL Surface Amplifiers
Shooting CCL Schematic (pdf file)
Cable Reheading Made Simple
Single Conductor Logging Cable (Electric Wireline) Data
GOI Calibration Notes
Gamma Ray Scintillation Detector Calibration
Neutron Tool Calibration
Caliper History
Caliper Logging (Menu)
Caliper Logging Overview
Owen on Exposed Detonator ( Cap ) Sealing
Cased Hole / Production Logging (Menu)
Casing Collar Locator ( CCL )
Casing Collar Locator (CCL) (Menu)
Cement Bond Logging (Menu)
Cement Bond Logging Overview
Cement Bond Log MIT?
Cement Bond Log Notes
Cement Records MIT / SAPT
Some Cementing Problems
Paul Knight's Care of SIE Cement Bond Tools
Simultaneous Gamma Ray / SIE Cement Bond Logging
Downhole Plastics, Composites, and Ceramics
Dual Fire Perforator Wiring Schematic (pdf file)
AnaLog's IC " Chip " Identification
Repair Chopper / Vibrator Stock
Cleaning Secrets Revealed
Codatron Regulator Family Overview
Codatron HT ™ Data Sheet (pdf file)
Codatron HTZ ™ Data Sheet (pdf file)
IAEA Code of Conduct - Safety and Security of Sources
Coil Winders , Dereelers, and Tensioners
Mini Lathe and Coil Winders
Downhole Wiring Color Codes and Connector Pinouts
1% Resistor Color Codes
Surface Wiring Color Codes
Scarce Components .com
Downhole Plastics, Composites , and Ceramics
REMCo / SIE / Computalog
MS Cylindrical Connector Trivia
Shooting Continuity Meters
GO / GOI / MLS COSMOS Tool Notes
High Count Rates
MS Cylindrica l Connector Trivia

D
DOT Radioactive Material Regulations Review
Meters ( DMMs )
Coil Winders, Dereelers , and Tensioners
Gamma Ray Scintillation Detector Calibration
Owen on Exposed Detonator (Cap) Sealing
AnaLog's Handy Zener Diode List
"K" Factor - Theoretical Pump Displacement
Repair Meter and Display Stock
Downhole CCL Amplifier Notes
Downhole Hardware (Menu)
Downhole Logging CCL Amplifiers (Submenu)
Downhole Plastics, Composites, and Ceramics
Downhole Tools
Downhole Wiring Color Codes and Tool Pinouts
Basic API Downhole Pump Nomenclature
Bell Downhole Tool Index
Bell Downhole Tool Printed Circuit Board (PCB) Index
Bell Downhole Tool PCB Stock List
New Downhole Well Logging Tool Sales
Used Downhole Well Logging Tool Sales
Dummy Lines
Dummy Lines (Submenu)

E
Standard EIA Decade Resistor Values Table
ECG / NTE / SK Replacement Semiconductors
Editorials (Menu)
Electronic Components (Menu)
Electronic Component ID & Data (MENU)
Al Biggs' Magical Stat Eliminator
SIE Stat Eliminator Schematic (pdf file)
MLS Encoder Driven Modular Recorder Manual (doc file)
MLS Encoder Driven Modular Recorder Manual (pdf file)
Equipment Repair, Modification, & Custom Work
Some Opinions on Used Equipment
Surface Well Logging Equipment Sales
US Formulas for Completely Denatured Ethyl Alcohol
Exotic Items
Explosives and Radiation Safety (Menu)
Safe Explosives Act - ATF Press Release
Safe Explosives Act Fact Sheet (pdf file)
Titan's "Always and Never" Explosives Safety Sheet

F
AnaLog FTP Site
Dual Fire Perforator Wiring Schematic (pdf file)
Repair Hybrid Voltage / Frequency (V/F) Converters

G
GPS Receivers and EPA Locational Data Policy
GO / GOI / MLS
GO / GOI / MLS COSMOS Tool Notes
GOI Calibration Notes
GO Single Tube Gamma Ray / CCL Tool
Gamma Ray Scintillation Detector Calibration
Precision Gamma Ray Tool
Simultaneous Gamma Ray / SIE Cement Bond Logging
The Gamma Ray Log
Sucker Rod Pump Gas Lock
Annulus Gel
Annulus Gel - EAB Second Petition Excerpt
General Technical / Research Info (Menu)

H
Propellant Type HEGF Devices
Downhole Hardware (Menu)
Surface Hardware (Menu)
Free Computer Generated Log Heading Offer
High Count Rates
High Voltage (Menu)
High Voltage Regulators (Menu)
High Voltage Tips & Tricks
High Voltage Woes
High Temperature (Menu)
A Brief History of Logging Equipment Manufacturers
Caliper History
The Huthchinson Group, Ltd.
Repair Hybrid Voltage / Frequency (V/F) Converters

I
AnaLog's IC "Chip" Identification
IAEA Code of Conduct - Safety and Security of Sources
Incandescent Indicator / Pilot Light Trivia
Index , Subject
Injection Well Notes

J
JOJ SHOT ^TM

K
"K" Factor - Theoretical Pump Displacement
Kentucky Radioactive Materials License Fee Hike 3-1-03
Paul Knight's Care and Feeding of SIE Bond Tools

L
Lab Facility
Mini Lathe and Coil Winders
Mini Lathe Mods
Terms of Use / Legal
Dummy Lines
Dummy Lines (Submenu)
Logging Rules of Thumb (or Rule of Thumbs)
Downhole Logging CCL Amplifiers (Submenu)
Test Logging Truck
Production Logging Overview

M
MLS Encoder Driven Modular Recorder Manual (doc file)
MLS Encoder Driven Modular Recorder Manual (pdf file)
GO / GOI / MLS
"ADA" Pressure MIT
Sample "ADA" Pressure MIT
Cement Bond Log MIT ?
Cement Records MIT / SAPT
Noise Log External MIT
The Self Evident MIT
Temperature Log External MIT
UIC MIT Overview (EPA Region V Excerpt)
40 CFR § 146.8(b)(1) Monitoring Annulus Pressure MIT
40 CFR § 146.8(b)(3) Records of Monitoring MIT
GO / GOI / MLS COSMOS Tool Notes
Migratory Bird Treaty Act ( MBTA )
MS Cylindrical Connector Trivia
Magnet Chargers
CCL Magnet Trivia
CCL Magnet Wire Trivia
The Wireline Reflector Mailing List
Water Meter Mistakes and Manifold Monitoring
Schematic and Manua l Availability (editorial)
Test Equipment Manuals
Mechanical Integrity Test (MIT) (Menu)
Application Note CCL Meter (doc file)
Application Note CCL Meter (pdf file)
Repair Meter and Display Stock
Water Meter Trivia (Links to Meter Service Notes)
Water Meter Mistakes and Manifold Monitoring
Meters (DMMs)
Shooting CCL Meters / Amplifiers (Submenu)

M (Continued)
Migratory Bird Treaty Act (MBTA)
Mini Lathe and Coil Winders
Mini Lathe Mods
Annulus Monitoring - Closed or Open Annulus?
40 CFR §146.8(b)(1) Monitoring Annulus Pressure MIT

N
NIM Trivia
NRC Status of Well Logging Sealed Sources
NRC Federal Register Notice - April 17, 2000
ECG / NTE / SK Replacement Semiconductors
Bird Netting
Neutron Tool Calibration
The Neutron Log
What's New
Noise Surveys
Nuclear Logging (Menu)
Nuvistors

O
I Want My 1,1,1 Back!
A Word About O-Rings
Oil Prices - The Good Old Days
Oscilloscope / Test Equipment (Menu)
Vintage Oscilloscopes

P
Shooting Panels
Pengo Industries
Perforating and Explosives (Menu)
1965 G-O, Inc. Expendable Perforator Table
Dual Fire Perforator Wiring Schematic Lined Shaped Charge Jet Perforators
The Life Cycle of Lined Shaped Charge Perforators
A Brief History of Lined Shaped Charge Perforators
Pro Se UIC Permit Appeal
AnaLog's Photomultiplier Tube ( PMT ) List
Well Logging Equipment Pictures (Menu)
Incandescent Indicator / Pilot Light Trivia
Downhole Wiring Color Codes and Connector Pinouts
Downhole Plastics, Composites, and Ceramics
Poor Boy Supply Co. Tech & Tips (Menu)
Potter & Brumfield SL11DB, etc. Relays
Bell Downhole Tool Printed Circuit Board (PCB) Index
Bell Downhole Tool PCB Stock List
Bell Surface Electronics Printed Circuit Board Index,
Bell Surface Electronics PCB Stock List
Precision Gamma Ray Tool
Press Release - The Sealed Source Exchange
Pro Se UIC Permit Appeal
Some Cementing Problems
Production Logging Overview
Products (Menu)
Propellant Type HEGF Devices
US EPA Region IV UIC Enforcement Public Notices
Basic API Downhole Pump Nomenclature
"K" Factor - Theoretical Pump Displacement
Sucker Rod Pump Gas Lock
A Shallow Well Pumping Philosophy

R
REMCo / SIE / Computalog
A Word About RTV Silicones
Radioactive Cheat Sheet
Radioactive Tracer Survey ( RTS or RATS) Overview
Radioactive Tracer Survey - Shallow Well Procedure
DOT Radioactive Material Regulations Review
Kentucky Radioactive Materials License Fee Hike 3-1-03
MLS Encoder Driven Modular Recorder Manual (doc file)
MLS Encoder Driven Modular Recorder Manual (pdf file)
Reg-Fix Rule Authorization Questions
A Futile Plea For Reason - Reg-Fix Permitting
Codatron Regulator
Family Overview High Voltage Regulators (Menu)
Regulatory Matters (Menu)
Cable Reheading Made Simple
Potter & Brumfield SL11DB, etc. Relays
Repair Parts Stock (Menu)
Repair Mil Spec Relay Stock
Equipment Repair, Modification, & Custom Work
AnaLog's Mil Spec Resistor Data
1% Resistor Color Codes
Repair Mil Spec Resistor Stock
Standard EIA Decade Resistor Values Table
Revocable UIC Class IIR Well Inventory?
Logging Rules of Thumb (or Rule of Thumbs)

S
Potter & Brumfield SL11DB , etc. Relays
Cement Records MIT / SAPT
SIE Stat Eliminator Schematic (pdf file)
SIE Transformer Identification
REMCo / SIE / Computalog
Paul Knight's Care and Feeding of SIE Bond Tools
ECG / NTE / SK Replacement Semiconductors
Safe Explosives Act - ATF Press Release
Safe Explosives Act Fact Sheet (pdf file)
Titan's "Always and Never" Explosives Safety Sheet
New Downhole Well Logging Tool Sales
Surface Well Logging Equipment Sales
Scarce Components.com
Schematic and Manual Availability (editorial)
Schematics (Menu)
Gamma Ray Scintillation Detector Calibration
Press Release - The Sealed Source Exchange
The Sealed Source Exchange
A Word About Sealed Sources
NRC Status of Well Logging Sealed Sources
The Self Evident MIT
ECG / NTE / SK Replacement Semiconductors
Vu-Data Semiconductor Tips
Temperature Sensors
Services & Capabilities (Menu)
Service Tips (Menu)
A Shallow Well Pumping Philosophy
Shipping Tips
JOJ SHOT ^TM
Tallini Shot ^TM
Shooting CCL Surface Amplifiers
Shooting CCL Meters / Amplifiers (Submenu )
Shooting CCL Schematic (pdf file)
Shooting Continuity Meters
Shooting Panels> Well Shooting Overview
Old Shop
A Word About RTV Silicones
Simultaneous Gamma Ray / SIE Cement Bond Logging
A Word About Solder
IAEA Code of Conduct - Safety and Security of Sources
Spinner Surveys Standard Annular Pressure Test (SAPT)
SIE Stat Eliminator Schematic (pdf file)
Al Biggs' Magical Stat Eliminator
Sucker Rod Pump Gas Lock
Subject Index
Surface Electronics
Surface Hardware (Menu)
Surface Well Logging Equipment Sales
Surface Wiring Color Codes
Bell Surface Electronics Index
Bell Surface Electronics Printed Circuit Board Index,
Bell Surface Electronics PCB Stock List
Surplus (Cheap) Electronics

T
T2 ...The Easy Way
Tallini Shot ^TM
The Tallini Tales of Destruction (stories not indexed )
A Word About Tape
Technical Stuff & Tips (Tech & Tips) (Menu)
Teflon Tubing Trivia
Teflon Wire Trivia
Tek-Co Tools From AnaLog
The Tektronix T922R
T922R Service Notes
T921/T922/T922R Manual
The Tektronix TDS 210 / TDS 220
Temperature Logging (Menu)
Temperature Logging Overview
Temperature Sensors
Bob Baer's Temperature Chart (pdf File)
High Temperature (Menu)
Coil Winders, Dereelers, and Tensioners
Terms
Bucket Test
Test, Repair, and Research Equipment
Test Equipment Manuals
Partial Listing of AnaLog's Test Toys
Titan's "Always and Never" Explosives Safety Sheet
Tools and Stuff We Like
Radioactive Tracer Survey (RTS or RATS) Overview
Radioactive Tracer Survey - Shallow Well Procedure
SIE Transformer Identification
Repair Transistor Stock
Repair Transistor ECG / NTE Reverse Cross
Test Logging Truck
AnaLog's Photomultiplier Tube (PMT) List
Repair Vacuum Tube (Valve) Stock
Old Victoreen Tubes Catalog (large pdf file)
Teflon Tubing Trivia

U
UIC MIT Overview (EPA Region V Excerpt)
Pro Se UIC Permit Appeal
Revocable UIC Class IIR Well Inventory?
USDOT Misadventure
US EPA Region IV USDW Yield Criteria
No USDWs ? - 40 CFR § 144.16(a) Relief
Underground Injection Control (UIC) (Menu)
US EPA Region IV UIC Enforcement Public Notices
Used Downhole Well Logging Tool Sales

V
The 15 psi Vacuum at U.S. EPA, Region IV
Repair Vacuum Tube ( Valve ) Stock
Vehicle and Rig Battery Trivia
Repair Chopper / Vibrator Stock
Victoreen Sample Case
Old Victoreen Tubes Catalog (large pdf file)
High Voltage (Menu)
High Voltage Regulators (Menu)
High Voltage Tips & Tricks
High Voltage Woes
Repair Hybrid Voltage / Frequency (V/F) Converters
Vu-Data Semiconductor Tips

W
Water Meter Trivia (Links to Meter Service Notes)
Water Meter Mistakes and Manifold Monitoring
CCL Magnet Wire Trivia
Teflon Wire Trivia
The Wireline Reflector Mailing List
Single Conductor Logging Cable (Electric Wireline ) Data
Downhole Wiring Color Codes and Connector Pinouts
Dual Fire Perforator Wiring Schematic (pdf file)
Surface Wiring Color Codes

X
XP1918 Data Sheet (pdf file)

Z
Z-Axis Modulation / Workaround
AnaLog's Handy Zener Diode List