Marc’s Trans-Fi SALVATION + TERMINATOR system

Marc Czerwinski has a nice music system in the attic space of his home in England.

The room is a 5.5m wide x 14.5m long x 2.75m high loft-attic, with 1.2m high side walls.

The loudspeakers are 2.45m spaced apart and the listening position is 4.6m away.

With Marc’s kind permission, here are some pics of his highly-tuned music system and equipment, including:

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Consider Connectors

“God is in the detail” – Ludwig Mies van der Rohe (et al)

Sometimes it’s necessary to re-examine the little things, the forgotten details.  Try to dig out the last 10% improvement.

Consider amplifier and loudspeaker connectors.

We know that music signals are alternating current, AC not DC – swinging positive/negative.  We know also that “current in a conductor resides at the surface at high frequency” (Prof. Malcolm Hawksford, HFNRR Aug 1985): Continue reading

Amplifiers on the bench

After purchasing a (Tonghui) dB-Millivolt meter, I am able to more easily (and more accurately) undertake frequency response measurements of my Preamp and Power amp.

This enables me to directly read relative dB signal voltage output from my amplifier (or preamp) without laborious 20Log Vout/Vin calculations. (Thanks to advice from my pal Clarry.)

I will check out my recently built WOT Preamp and my usual 2A3 Push-pull amplifier. Continue reading