Copper


Issue 17

Issue 17Opening Salvo

As we approach the annual Rocky Mountain Audio Fest, our home-town show (sorta), we have a lot yet to accomplish. In this issue I take a not-so-cynical look at the show...

Read more

How to Make a Vintage Component Sing Again, Par...

Issue 17MAKE IT YOURSELF

Part II: The coupling capacitors In the last issue, we discussed some basic theory concerning power supply capacitor replacement in vintage audio gear. I explained that the condition of these...

The Sound Your Head Makes When It Hits the Table

AND OTHER ILLNESSESAUDIOIssue 17MUSIC

Enough about the Sheryl Crow record. Well, no — but yes. I could probably write quite a bit more about it, and the conflicts around it, but it was very...

Montana Audio

Issue 17IN MY ROOM

To start off my system is nothing brand new.  It is all older equipment,  like my Montana Audio XP1 loudspeakers, but the build quality of everything is top notch and...

Subwoofery: Smooth Operator?

Issue 17FEATURED

Our last entry ended with this statement – “No matter how excellent the subs, no matter how much effort went into their placement, the results will never be satisfying if...

Boulder Amplifiers

Issue 17MY TURN

Somewhere back in the last century, from around 1976 to 1983, a California company called Pacific Recorders & Engineering (PR&E) designed and built tape cartridge machines for radio stations. One...

Simple Subwoofer Setup

Issue 17BACK TO BASICS

Very few loudspeakers are full range. Yes, nearly all extend higher than we humans can hear, but rarely as low. Audio setup guru Jim Smith, in his continuing series on Subwoofery, is covering a lot...

VPI: 38 Years and Counting

Issue 17VINTAGE WHINE

Harry Pearson, founder of The Absolute Sound, contributed to the success of a number of high-end audio manufacturers, and probably to the demise of a few, as well. But the only...

RMAF Past, RMAF Present, RMAF Yet to Come

Issue 17THE AUDIO CYNIC

In years past I looked forward to RMAF as an opportunity to escape the perpetual swampy humidity of Florida, enjoy some actual crisp weather, and see leaves changing color. It...

Sigma–Delta Modulators – Part III

Issue 17QUIBBLES AND BITS

At this point I promised to conclude my mini-series on SDMs by touching on some of the differences between DSD and PCM formats.  Much has been written about this, and...

More Flutes

Issue 17TOO MUCH TCHAIKOVSKY

A few weeks ago we stuck one toe in the deep waters of music for transverse flute, an instrument played by lots of Western musicians. The website flutemonkey.com lists 50 great...

Seljalandsfoss Iceland

Issue 17PARTING SHOT

Seljalandsfoss is one of the many natural wonders in Iceland. Located in the country's southern section, the waterfall drops 60 meters and is fed from a volcanic glacier. This photo...