It is also the second most well-attended. 6500 people visited last year, with the number expected to increase up to 10,000 if the professional marketing agency that has been…
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A buildup of excess wax can potentially cause blockage, tinnitus, an infection, or worse: sudden or partial loss of hearing! (Whatever you do, do not Google image search "earwax buildup.") To the average human, a temporary reduction in hearing is an inconvenience. But to the average audiophile, a temporary reduction in hearing could very well mean fatality. (Said in Mortal Kombat fashion.)
Being a proud member of the "some more than others" party, I routinely get my excess wax extracted twice a year by…
"How have our relations with other living beings changed so much?" asks Arthus-Bertrand on his website. "What do we still see, or notice, of the living world around us? . . . We no longer see the wild, we dream of it. It's an age-old…
Listening
Bob Clarke recommended that I leave the Heed powered up 24/7, I assume to keep the…
Description: Two-channel, solid-state, integrated amplifier. Inputs: 4 analog, 1 MM phono stage. Outputs: 1 stereo speaker, 1 preamplifier, 1 headphones (6.35mm). Power outputs: 50Wpc into 8 ohms (17dBW), 65Wpc into 4 ohms (15.1dBW). Frequency ranges: 10Hz–110kHz, speaker outputs; 3.5Hz–300kHz, preamplifier output; 3.5Hz–320kHz, headphone output. Phono input impedance: 47k ohms/100pF. Line input impedance: 10k ohms. Input sensitivity: 135mV. Negative feedback: 32dB. Damping factor: 150 at 1kHz into 8 ohms. Total harmonic distortion: 0.09% at 1kHz. Channel…
Analog Sources: Music Hall MMF-7.3 turntable & tonearm; Denon DL-103, Goldring Elite, Ortofon 2M Bronze cartridges.
Digital Sources: Apple MacBook computer; Halide DAC HD, PS Audio NuWave DACs; Western Digital T2 Mirror Drive.
Preamplification: Auditorium 23 A23 moving-coil step-up transformer; Schiit Audio Valhalla triode OTL preamplifier & headphone amplifier; Shindo Laboratory Allegro preamplifier.
Power Amplifier: Shindo Laboratory Haut-Brion.
Loudspeakers: DeVore Fidelity Orangutan O/93, Elac Debut B6, Snell Type J/II.
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I performed a full set of measurements on the Heed Elixir using my Audio Precision SYS2722 system (see the January 2008 As We See It"). I preconditioned the amplifier by running it with both channels driven at one-third power into 8 ohms for 60 minutes. Thermally, this is the worst-case situation for an amplifier with a class-B or class-AB output stage, as one-third power is when the maximum heat dissipation occurs in the output transistors. As the Heed Elixir's maximum power is specified as 50Wpc into 8 ohms, I ran it for an hour at 16.6Wpc into 8 ohms. At the end…
Description: Three-way, ported, floorstanding loudspeaker with sealed midrange enclosure. Drive-units: MPD tweeter, 4" RDT II midrange driver, two 8" RDT II woofers. Crossover frequencies: 500Hz, 3.4kHz. Frequency response 28Hz–100kHz, –6dB (IEC 268-13). Sensitivity: 90dB/W/m. Impedance: 4 ohms nominal, 4.2 ohms minimum (at 111Hz). Power handling: 300W RMS. Maximum SPL: 117dBA/pair. Recommended amplification: 100–300W.
Dimensions: 43.8" (1113mm) H by 16.1" (410mm) W by 18.5" (470mm) D. With feet & spikes: 45.6" (1158mm) H. Weight: 120 lbs (54.5kg.)
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