Wednesday, October 27, 2010
I post too much big album art.
I haven't made any new aquisitions in a few weeks. I'm spending a lot of time listening and enjoying a healthy stable of awesome speakers. I post the covers as snapshots of what I'm listening to. I Think you're more interested in the equipment, and I'm not a music critic, so I'm going to lower the album art volume.
Tuesday, October 26, 2010
Friday, October 22, 2010
Monday, October 18, 2010
Sunday, October 17, 2010
Saturday, October 16, 2010
Sony TA-F45
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Update: This is a great sounding, powerful little amp, and the regular volume control makes it easier to use
Mission 737
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I have been after the 737 because I suspected that it was Mission's way of keeping the 'classic' 770 design in the product lineup, while upgrading the flagship, and I was right. The 737 uses the last, most refined version of the clear polypropylene woofer (the black colour of the Freedom 4s and 5s comes from mineral polymers added to the clear polypropylene recipe). Early versions used the very good 3/4" Vifa dome tweeter (still in production, and available cheaply at Active Surplus) seen here most recently in the Snell Type Ks and also in the 707. This pair uses the even better Audax TW025A0, and I love them.
Like all Missions, the cabinets are quite light compared to the big american speakers I've been enjoying recently, but extremely rigid. The real walnut veneer is gorgeous. Mission, to my ears does almost everything that people love about british speakers right, but removes a bit of the 'politeness'. They breathe with the music, and kick in the bass.
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Friday, October 15, 2010
Heil Air Motion Transformer
From the ESS website:
The HEIL air-motion transformer is recognized by the audio industry as the most significant loudspeaker breakthrough of the last century and is licensed EXCLUSIVELY to ESS. Once you’ve heard it, you’ll agree that the ESS HEIL air-motion transformer indeed delivers “SOUND AS CLEAR AS LIGHT”.
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"The Heil Air Motion Transformer (AMT) uses a folded pleated Mylar Diaphragm of a mere 0.0005” thickness! The voice coil is a serpentine pattern of precision etched aluminum chosen for light weight and high power handling. Unlike a normal piston loudspeaker which excites the air by alternately pushing and pulling the diaphragm, the AMT displaces the air by alternately squeezing and expanding the pleats, moving the air at a very high velocity. Because the moving mass of the AMT is extremely low, and the magnetic structure very powerful, this combination results in extremely high acceleration yielding amazing transients. The AMT's low mass and high output allow for a unusually high combination of efficiency and bandwidth to be attained in a single loudspeaker.
Ess is the manufacturer of the original and still best Air Motion Transformer invented by Dr. Oskar Heil over 30 years ago. The AMT is able to efficiently reproduce frequencies over the very wide range of 500 to 20,000 Hz. The minimum recommended crossover frequency is 800 Hz at 12db/octave or more. Impedance is 4 ohms nominal, 3.5 ohms minimum. Maximum sustained RMS power is 400 watts RMS band limited pink noise, 160 watts maximum peak. Sensitivity is 92db for 1Watt @ 1 Meter."
They have met my every expectation.
The HEIL air-motion transformer is recognized by the audio industry as the most significant loudspeaker breakthrough of the last century and is licensed EXCLUSIVELY to ESS. Once you’ve heard it, you’ll agree that the ESS HEIL air-motion transformer indeed delivers “SOUND AS CLEAR AS LIGHT”.
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"The Heil Air Motion Transformer (AMT) uses a folded pleated Mylar Diaphragm of a mere 0.0005” thickness! The voice coil is a serpentine pattern of precision etched aluminum chosen for light weight and high power handling. Unlike a normal piston loudspeaker which excites the air by alternately pushing and pulling the diaphragm, the AMT displaces the air by alternately squeezing and expanding the pleats, moving the air at a very high velocity. Because the moving mass of the AMT is extremely low, and the magnetic structure very powerful, this combination results in extremely high acceleration yielding amazing transients. The AMT's low mass and high output allow for a unusually high combination of efficiency and bandwidth to be attained in a single loudspeaker.
Ess is the manufacturer of the original and still best Air Motion Transformer invented by Dr. Oskar Heil over 30 years ago. The AMT is able to efficiently reproduce frequencies over the very wide range of 500 to 20,000 Hz. The minimum recommended crossover frequency is 800 Hz at 12db/octave or more. Impedance is 4 ohms nominal, 3.5 ohms minimum. Maximum sustained RMS power is 400 watts RMS band limited pink noise, 160 watts maximum peak. Sensitivity is 92db for 1Watt @ 1 Meter."
They have met my every expectation.
Wednesday, October 13, 2010
Bob Marley.
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I was lucky enough to see Bob Marley live at Maple Leaf Gardens in Toronto in 1978 (Tower Of Power opened the show), a stop on his 'Kaya' Tour (recorded for Babylon By Bus), and will never forget it.
Sunday, October 10, 2010
Greeting From Asbury Park New Jersey
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Saturday, October 9, 2010
Every Picture Tells A Story.
Friday, October 8, 2010
DCM TimePieces
Update: I have redone the grill on one speaker. After an hour and I half I was cursing myself for having started. The crossover has to be desoldered from the leads and removed to wrap the cloth. Reconnecting is very difficult (or maybe just is for me), requiring soldering in very tight spaces. I did it, but dread the second. Fortunately, it was worth the trouble. It looks almost new.
I've had these for a while, and mentioned them before, but just got the spec sheet from a very helpful guy at DCM. They are naked right now. I will redo the grills shortly, and refinish the solid oak top and bottom caps. They image beautifully, which was always the characteristic of DCM speakers (TimeWindows & TimeFrames) that set them apart. I'm sure that the coaxially mounted tweeter is part of the reason. I'm quite sure that the drivers are made by Audax (because the TimeFrames' are).
I also found (from another source) what looks like a dedicated passive subwoofer, called DoubleTime. Ithas very weak output at the moment, but does work. I think I have to replace all the crossover components, or at least the resistors. I look forward to hearing the whole system together, and the guy at DCM is working on finding specs for it. There is great potential for the whole system, but the TimePieces are something special all by themselves.
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I also found (from another source) what looks like a dedicated passive subwoofer, called DoubleTime. Ithas very weak output at the moment, but does work. I think I have to replace all the crossover components, or at least the resistors. I look forward to hearing the whole system together, and the guy at DCM is working on finding specs for it. There is great potential for the whole system, but the TimePieces are something special all by themselves.
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I promise a new post soon.
In the mean time, I can tell you that I redid the grill cloth on the ESS AMT-1B Bookshelves (that's what ESS calls them...the regular 1B has the same components in a floor standing enclosure with the Heil Air Motion Transformer mounted in free air on top). They look almost new!
Friday, October 1, 2010
Cross Eyed Cat
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The Trane is one of the best jazz clubs in Toronto.
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