DC Amplifiers (1) - Blue Print Notes No. 3 - Fraser George and Associates

DC Amplifiers (1) – Blue Print Notes No. 3

DC Amplifiers (1) – Blue Print Notes No. 3

Eur Ing Dr Robert Brown is a professional expert witness specialising in the fields of Electrical, Electronics and Control Engineering.

For further information, …

Web: www.frasergeorge.com
Email: robert.brown@frasergeorge.com

Expert Witness – Electrical Engineer?

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Is this person receiving an electrical shock?

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BBC consumer affairs

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How far can an electric arc ‘jump’ from a 11,000 Volt power line

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Recovery of intellectual property – 600KW Backup Generator Set

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Electrocution vs electric shock

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Harmonics in Electrical Systems – A guide for insurance loss adjusters and legal professionals

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Electrical fires,… causation, damages?

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What is a ‘superconductor’ ?

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Fundamental causation, resistive heating or electrical arcing ?

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NORLOG – KDF9 Computer

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Arc flashover, happens in an instant yet can cause long terms life changing injuries.

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Logic Gate(s) !

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Electrical Power!

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Electrical Fires – Poor electrical connection – Joule, Resistive, Ohmic heating phenomena

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Why are electrical insulators disc shaped?

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Electric Arcs

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Electric Shock, electrocution or neither,…survive?

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Oh yes, I’ve isolated the electrical supply !!!

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Electrical fires,… causation, damages?

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Miniature circuit breaker in operation

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IP Rating – What is an ‘Ingress Protection’ rating?

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Notifiable Electrical Work

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Potential Problems?

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Confusion – Communication !!

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Storage Heaters

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Electricity in your French house

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Electrical Expert Witness – CPR 35 Expert Report?

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What is alternating current (AC) ?

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Blue Print – Single Way Lighting Circuit

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Fag Packet Notes (1) – Control Systems – Closed Loop Control

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Rudimentary electrical quantities

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Cable trench cutting,.. Culpability?

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Another satisfied client, pleased again.

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Liverpool Loop

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Gaming Machine

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Back on the tools!

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Risk Potential?

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AC -v- DC Fuses

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Pleased again!

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Satisfying

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Electrocution vs electric shock

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Harmonics in Electrical Systems – A guide for insurance loss adjusters and legal professionals

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Electrical/Electronic inventions that changed the world – Radio Frequency Identification – RFID

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Leon Theremin and the ‘Thing’

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Electrical Problems? Litigation? CPR 35 CPR 19 report?

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Expert Witness

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Grading Protection – Fault current devices discrimination – Expert Witness

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Terminating a supply of electricity – Legal Procedure

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Duty of care, … Always !!!

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Logic gate,…’s’,…name them.

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RSJ -v- Electric Cables

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Michael Faraday FRS (1791-1867)

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A Pleasure !!

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What is alternating current (AC) ?

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Electrical components – What is a transistor?

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Domestic Miniature Circuit Breaker (MCB) – What’s inside em?

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Electrical components – What is a transformer?

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Wonderful Engineering

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Short Circuits – What is a short circuit, how does a short circuit manifest and what are the consequences ?

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Pioneers of Electrical/Electronic Engineering – John von Neumann (1903 – 1957)

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Do you need and Electrical Expert?

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Solar Energy /Electrical Energy Generating systems

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Schedule 4: UK nationally approved electricity meters

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Surge Protection Device (SPD)

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Safety First – Angling equipment and overhead electrical power lines

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Happy New Year from Fraser George and Associates Limited

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Audio speaker cable

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Pioneers of Electrical/Electronic Engineering – Benjamin Franklin FRS FRSA FRSE (1706 – 1790)

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Consequences,..?? Who’s fault ??,.. who’ll pay?

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Electrical Shocks

Most generally everyone fears receiving an electrical shock, quite simply…

Electrical Protection Devices

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Electrical Fires : Consumer Unit Fires

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Electrical Fires – Why do electrical conductors, cables, wires generate heat?

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Mobile Phone Fires

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New Web Site for Robert (Eur Ing Dr Robert Brown)

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Electrical Certificates

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Fraser George and Associates sponsor the inaugural Rotherham Music Awards

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Electrical Garden Tools

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Fag Packet Notes No 4 – Polarity / time relationships of electrical signals

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Gaia hypothesis – Closed Loop Control System

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EARTH BONDING

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Fundamentals of Electricity – Fag Packet Notes No. 5

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Electrical Expert – Supplementary ‘equipotential’ Earth Bonding in Special Places: Bathrooms, Shower rooms, Wet-rooms etc…

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A greeting from La Belle France

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Electrical System Certificates

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Vehicle Fires – Electrical related

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Catastrophic failure of a Uninterruptible Power Supply (UPS)

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Eur Ing Dr Robert Brown is a Expert Witness in the fields Electrical and Electronic Engineering

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Beer Mat Doodles

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Fag Packet Notes No 2 – BS 1363 Plug

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A very sad case

Defenders UK Series 1 – 30-minute cutdowns: Episode 6 …

Electrical Shocks – Awareness

Electrical Shocks Most generally everyone fears receiving an electrical shock,…

Expert Witness – Forensic Edition

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Expert Witness – Domestic wiring – Single pole lighting circuit

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Electrical Incendive Phenomena – Expert Witness

Science supports the proposition that fundamentally there are two (2) electrical incendive…

Eur Eng Dr Robert E Brown – Expert Witness

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Electrical certificate or report??? What are they??? Should I have one???

British Standard BS 7671 “Requirements for Electrical Installations, The Institute…

Electrical Garden Tools

Electrical Garden Tools – Should I use some sort of…

Electrical Consumption Meters – Are they accurate? How can we check?

Electrical Consumption Meters – Are they accurate? How can we…

Electrical Consumption Meters – Are they accurate? How can we check? Blog 2 of series

Electrical power utilisation with respect time (t),..Dynamic power (t) In…

Electrical incentive phenomena -v- Flammability/Combustability

Being a Forensic, Consultant Engineer and Expert Witness yet fundamentally…

Uses of electrical energy

The first two (2) ‘blog’s’ of this series initially introduced…

Eddy Current Coupling

Eddy Current Coupling Presently Dr Brown is working on…

Postit Notes Simple Rectifiers

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Cell with a Tabless Electrode

Working on electrically related problems on an everyday basis, I…

Hydrogen to fuel a furnace

Having started by career within the steel industry I was…

Spot the deliberate mistake!

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Intriguing, Beautiful Corona Images

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Mobile Elevating Work Platform (MEWP) in the middle east

Good morning,… A Mobile Elevating Work Platform (MEWP) in the…

Earth integrity ?

Good morning,.. A justifiable need for verification of soundness…

Magnetic / Eddy current drive couplings

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Smart WiFi Circuit Breaker

Whilst browsing the internet, I have just happened upon this…

Wimp or Covid 19

Good morning, For wimps,…(Weakly Interacting Massive Particles),.. Large scale model…

Communication

Efficient ‘communication’ by whatever means is always a good thing,..…

Renewable Energy Initiatives

Renewable Energy Initiatives Eur Ing Dr Robert Brown (Robert)…

Shaking multiple die,…dice!!!

Good morning, I do like to keep inform of…

Dangerous?

Good morning, P.ending electric shock,.. electrocution,.. or not? …

Commercial Paradox –

Akin to shooting oneself in the foot,… Eur Ing…

‘Electricity’

A good image to develop the concept of ‘electricity,.. The…

“Well, YGWYPF’

“Well, you get what you pay for”,… used to say that a…

This impresses me greatly,…

Engineering in the extreme at the ‘large’ end of the…

Combatting the effects of a different Corona problem

As young apprentice electrical/electronic engineer I was always impressed when…

Electrical Fuses – How do they work? Simple Eh? No.

A fuse is generally accepted to be the simplest form…

Discrete v Continuous

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Hand or tool bag?

Even lady engineers have to carry a handbag (purse for…

Computer says “No”

I consider myself fortunate that many years ago when at…

Causation?

Do you consider there is any correlation to the incorrectly…

A good engineer is,..?

An attribute of a good engineer is the virtue of imagination,…

Fuse operation, all but simple ? (Part 2)

Recently, I wrote of the concept of fuse operation and…

Modified since wave inverters

Dr Brown (Robert) is currently investigating the operation of ‘modified…

Don’t be lazy,…stop trying to take short cuts,…work it out,… applying the instrument won’t supply the answer!

When training to be an electrical/electronic/control engineer, one of my…

The Legacies of Michael Faraday

Today, human life relies much on the discovery of electromagnetic…

Binary types,..10 Off

Good evening, There are 10 types of people in the…

Just one byte!

The oldest computer can be traced back to Adam and…

Can a floating platform be the basis for wind turbines to generate and convey electrical energy

Good afternoon, I was intrigued to the referenced article…

Conservation of energy and energy harvesting

Conservation of energy and energy harvesting The law of conservation of…

An Engineers guide when writing shift/daily reports for management.

Glossary of technical terms Percussive maintenance: “I hit it…

Flux capacitor !!

Conclusions Given my assessment of the vehicle and the evidence…

Method in madness?

This photograph of the cable course around the corner of…

Extensions and cables – Christmas lights, be safe

The number of electrical appliances commonly used within a standard…

Expert Witness

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Half or Half

To the optimist, the glass is half full. To the…

True or False

A true/real or false/photo shopped circumstance? Answers with reasoning,.. on…

Christmas and New Year Greetings

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Happy New Year

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The Supreme Race

The Supreme Race – The dynamics of the evolution of…

The working day, …

Please assess, … error check, .. and progress ? …

A consequence of an electrical fault or intentional?

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Evidence of Moore’s Law?

“Moore’s law is the observation that the number of transistors in a dense integrated circuit (IC) doubles…

”in wood we trust”!

We understand that wood is a good insulator of electricity,…”in…

Motivation?

What’s the motive here,… insulation,… safety,… drying grain,… pest control,……

Winter Newsletter

https://lnkd.in/ePJX8jb Introduction Welcome to the winter news letter from Fraser…

Photograph of a single strontium atom?

Photograph of a single strontium atom? https://www.ox.ac.uk/…/image-strontium-atom-wins… Whilst…

Joining overhead cables,..

A few weeks ago I was intrigued by a photo…

Forethought !!

‘Forethought’,…DEF: planning out in advance “Neat job”,…” Ooop’s forgot…

Rudiments of geometry and trigonometry

I recall when at school being taught the rudiments of…

Circuit breakers in a nutshell,…

Why do circuit breakers rely on stored energy to aid…

Terra Firma – 0 Volts ??

Grounding – Earthing,… whats the difference? Eur Ing Dr…

“Chaos was the law of nature; Order was the dream of man.”, …well a woman in this case

“Chaos was the law of nature; Order was the dream…

See,.. some plumber’s are just as bad as some electrician’s

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical/Electronic inventions that changed the world

Flip Flop Circuit : Eccles and Jordan (1918) In 1918…

Crossing of services

An opinion please is this circumstance, … crossing of services,…

Electrical/Electronic inventions that changed the world – Radio/Wireless Communication (1891)

In 1887 David Hughes transmitted Morse code over a short…

Electrical Fires, … Incendive phenomena, … Resistive heating, … Electrical arcing?

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical Shocks

Generally everyone fears receiving an electrical shock, quite simply because…

Engineering Design – Progress

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Electrical/Electronic inventions that changed the world – Fuel Cell (1839) – Sir William Grove (1811 – 1896)

Early telegraph systems led to improved communication however the systems…

Electrical/Electronic inventions that changed the world – Charged Coupled Device (CCD)

Electrical/Electronic inventions that changed the world Charged Coupled Device…

Electrical/Electronic inventions that changed the world – The Transistor (1947)

Electrical/Electronic inventions that changed the world The Transistor (1947) John…

Spies on the Side of Your House: Smart Meters

Are ‘Smart’ meters smart? Do smart meters save you money?…

Memory Cell – one (1) Bit !

NOR LOG,… i used to work/maintain PCB’s loaded with these…

Genuine Banksy?

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical fires,.. electrical shocks,…electrical wiring ??? Hmmmm !!!

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Poor electrical installation practices, electrical shocks, electrical related fires and the like

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Yin and yang,.. sparky (electrician) style 🙂

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Bravo, … a Sparkette!!

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Electrical Fires: Electrical arcs, what are they?

Technical description An electric arc is a self-sustained discharge of…

A potential problem here, … yes?

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Looks horrendous,.. yet complies with regulations

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A battery?

What is the fundamental purpose of a battery,… a device…

Problems? “My electrical system keeps tripping out!”

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical/Electronic inventions that changed the world – The Transistor (1947)

The Induction Motor (1883) Nikola Tesla – (1856 – 1943) The…

Multiple earths and earth loops, … a problem?

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical/Electronic inventions that changed the world – The Incandescent Light Bulb (1835)

Decade before Thomas Edison filed a patent for his electric…

Electronic Fundamentals – Basic Transistor Amplifiers

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Electrical/Electronic inventions that changed the world – The Battery (1799)

A battery or ‘cell’ is a device that converts chemical…

Women Pioneers of Electrical and Electronic Engineering – Hedy Lamar – (Hedwig Eva Maria Kiesler (1914 – 1980)

Hedy Lamarr was an Austrian-born American film actress and inventor, most famous for her…

Fag packet notes, … always good for reference,.. No 1 Electrical Fuses

Eur Ing Dr Robert Brown (Robert) is the Executive Director…

Women: Pioneers of Electrical/Electronic Engineering – Edith Clarke (1883 – 1959)

Edith Clarke was the first woman to be professionally employed as…

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