Speaker
new Tabaq speakers
Built a pair of Tabaq speakers based on Peerless drivers. Check the Products pages for details.
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…
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…
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.
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.
Hardware
Fixing hum in Logitech Z-2300 speaker system
Introduced more than 10 years ago (versions between 2003 and 2006 from what I found online), the Logitech Z-2300 provides 200 watts of total RMS Power, 2 x 40 Watts into eight ohms for the satellites and 120 watts RMS Read more…