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MPPT vs PWM and Power Inverters topology

May 29, 2022May 29, 2022

Solar Energy – some pitfalls

April 18, 2022May 29, 2022

EV – Why, when and where

April 10, 2021May 22, 2022

Buying yourself that great used car in the South African Market

April 5, 2021

Inverters Vs UPS

March 14, 2021May 22, 2022
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MPPT vs PWM and Power Inverters topology

May 29, 2022May 29, 2022

Solar Energy – some pitfalls

April 18, 2022May 29, 2022

EV – Why, when and where

April 10, 2021May 22, 2022

Buying yourself that great used car in the South African Market

April 5, 2021

Inverters Vs UPS

March 14, 2021May 22, 2022

Education and Careers in South Africa

March 14, 2021

RIAA Preamplifiers on a Budget

September 15, 2018

Parts for Vintage Equipment

June 23, 2018

Ampacity and Current Handling of Conductors

June 23, 2018
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MPPT vs PWM and Power Inverters topology Solar Energy – some pitfalls EV – Why, when and where Buying yourself that great used car in the South African Market Inverters Vs UPS
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Parts for Vintage Equipment

Where to get vintage gear spares? Over the last 6 months I have received quite a few mails from desperate individuals wishing to restore their...

Admin
June 23, 2018
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Loudspeakers Power Amplifiers

RCF Near Fields – Ayra Series

RCF Active Near Field studio monitors - the Ayra series RCF have been around for some time, almost 70 years to be exact. Named after...

Admin
May 27, 2018
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Education Electronic Stores Manufacture Other Components Power Amplifiers Power Supplies Pre-amplifiers Schematics Valves & Stuff

Transistor Equivalents – old equipment restoration

Where to find transistor equivalents? Restoring old gear can be a nightmare when it comes to some of the more obscure transistor types, and a...

Admin
April 28, 2018
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Music Power Amplifiers Pre-amplifiers Reel2Reel Snake Oil Turntable Valves & Stuff Why Digital

Vintage Audio Vs Modern Technology

Is vintage audio better than modern releases?  (post 2000) This reminds me of the first argument I had regarding the merits of mechanical VU meters...

Admin
March 25, 2018
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Power Amplifiers

Speaker Protection in Audio

Speaker Protection - what you should know. So yesterday evening you switched off your sound system and today it shows the dreaded "protection" warning.  You...

Admin
March 21, 2018
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Integrated Amplifiers Loudspeakers Manufacture Power Amplifiers Why Digital

Micro and Mini sound systems versus Dock

The iPod Dock and Other Things One of our readers,  13 year old Craig wants to know why we don't do reviews, especially on docking...

Admin
October 15, 2017
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Integrated Amplifiers Power Amplifiers Power Supplies

Class G and H Audio Amplification – Gimmick or Wizardry

Class G and H Audio Amplifiers One design that has been out for eons and still catches us off guard is the rail shifting Class...

Admin
October 7, 2017
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Power Amplifiers Pre-amplifiers

Line and Microphone inputs

What is the difference between Line and Microphone Inputs This is a question often asked in the forums, not necessarily as simplified as this but...

Admin
October 1, 2017
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Power Amplifiers Why Digital

Audiophile Class D – Part Two

Audiophile Class D - Part Two - Practical Examples Just before we get started, Kenneth, a reader wants to know why if we claim to...

Admin
August 9, 2017
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Power Amplifiers

Audiophile Class D

The pure ambiguity of high end sound systems The purist may rate the ultimate audio amplifier as being a straight piece of wire with gain....

Admin
August 7, 2017
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Recent Posts

  • MPPT vs PWM and Power Inverters topology
  • Solar Energy – some pitfalls
  • EV – Why, when and where
  • Buying yourself that great used car in the South African Market
  • Inverters Vs UPS

Recent Comments

  1. Solar Energy – some pitfalls – Online Parts International on MPPT vs PWM and Power Inverters topology
  2. DIY DAC for Audio - Analog Ian on More about DACs – the A/D Converter
  3. More about DACs - the A/D Converter - Analog Ian on DIY DAC for Audio
  4. Admin on Vintage Audio Vs Modern Technology
  5. Ziggy on Vintage Audio Vs Modern Technology

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