Author Archives: Matal

About Matal

Hand made HiFi, photos, a friends poetry.

Dual Amplifier CV1460 Incandescent Lamp to LED Conversion

How to convert an amplifier or receiver from incandescent lamps to LED lamps I use a Dual CV 1460 amplifier for my office/workshop and not just because it sounds good; I like the looks too. Mostly the reason I like … Continue reading

Posted in Circuit Tests, Power Amplifier, Power Supplies, renovation, Testing, Vintage HiFi Renovation | Tagged , , , | Leave a comment

Woodwork drawing in for production

The drawing for the Box Construction Jig is with Stalite Signs of Exeter.  I have accepted their quote and they have sent the drawing to their production department.  When cut I will have woodwork for the jig but also one … Continue reading

Posted in Amp Cabinet, cabinet, Ghetto Blaster / Portable Music Player, Loudspeakers, Power Amplifier | Tagged , , , | Leave a comment

Slight Redesign of 10W High End Amplifier

Having found what appears to be a good company to cut my MDF for cabinet making, I now need to redraw my cutting information to suit their needs.  They need the files as PDF (Portable Document Forma). But they also … Continue reading

Posted in Amp Cabinet, cabinet, Construction, Design, Ghetto Blaster / Portable Music Player, Headphone Amp, Loudspeakers, Power Amplifier | Tagged , , , , | Leave a comment

How to Effectively Solder Joints

A friend of mine asked me about soldering and I thought the conversation may be useful to others.  Here is is. My friends email: “Hi, Finally I have soldered all the connections to my new digital speedo on the bike! … Continue reading

Posted in Construction, renovation, Useful Info | Tagged , , , | Leave a comment

MDF Cabinets Cutting

Having found a potential MDF cutter, I had to redo the drawings again! This will be the third time I’ve redrawn them. This time it is because the potential cutting company does not use DXF files and I need to … Continue reading

Posted in cabinet, Construction, Headphone Amp | Tagged , , , | Leave a comment

In the meantime, my B&O 3800’s are going up for sale

I’ve started to work on my Bang & Olufsen (B&O) 3800 speakers. The crossovers have had their electrolytic capacitors replaced (and upgraded a bit): The internal cable has been replaced with decent stuff and good quality 4mm banana connectors have … Continue reading

Posted in Loudspeakers, renovation, Vintage HiFi Renovation | Tagged , , | Leave a comment

Naim Audio SBL Speakers are up for sale on eBay

I hate to see them go but my (reference) SBLs are now on eBay to bring income and keep this project moving forward.

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