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Amplifier

Class D Power Amplifier

Although not my core-business, I wanted to try a Class D module with a linear power supply – everyone is taking the easy path and feed them with Switch-Mode PSU, so why not take the other way for once. This Read more…

By Charles Bueche, 2 months2 months ago
Speaker

new Tabaq speakers

Built a pair of Tabaq speakers based on Peerless drivers. Check the Products pages for details.

By Charles Bueche, 3 months3 months ago
Hardware

Hewlett Packard 3478A Digital Multimeter, 5.5 digits

Ebay is full of good deals. I secured this HP3478A for little money. The battery saving the calibration data had to be replaced, it was 29 years old and specified for 10 years. This needed a significant effort with diverse Read more…

By Charles Bueche, 6 months6 months ago
Hardware

Mivoc AM 80 MKII : boosted auto-on sensitivity

The AM 80MKII amplifier module is designed for the use in an amplified subwoofer. I bought it from Lautsprechershop in Germany. I mounted this plate amp into an old JBL 125 subwoofer, it worked great after some tuning of the Read more…

By Charles Bueche, 8 months8 months ago
Hardware

Another amplifier is born

Based on the same schematics as the initial push-pull amplifier but using Toroidy transformers, and a Broskie attenuator module to make it an “integrated amplifier”. Full details.

By Charles Bueche, 10 months10 months ago
speaker cables
Hardware

More speaker cables

Even thicker material than the last version : 4mm2 (AWG 12) pure-copper, PureLink cables. DCR 10mΩ, inductance 1,6 µH, capacitance 160 pF, length 2m50, gold-platted Nakamichi 4mm plugs.

By Charles Bueche, 12 months12 months ago

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Recent Posts
  • Class D Power Amplifier
  • new Tabaq speakers
  • Hewlett Packard 3478A Digital Multimeter, 5.5 digits
  • Mivoc AM 80 MKII : boosted auto-on sensitivity
  • Another amplifier is born
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