(function () { var s = document.createElement(‘script’); s.type = ‘text/javascript’; s.async = true; s.src = (‘https:’ == document.location.protocol ? ‘https://s’ : ‘http://i’) + ‘.po.st/static/v4/post-widget.js#publisherKey=epjos4ekslllnu572dhn’; var x = document.getElementsByTagName(‘script’)[0]; x.parentNode.insertBefore(s, x); })(); Dick Olsher’s original review of the JA 200, published in November 1993, hadn’t been as sunny. Dick had found the lower midrange “somewhat meager,” the sweetness, sheen, and vitality of violin overtones and soprano voices “blunted” and “subdued.” Nonetheless, he called the JA 200 “one of the most musically appealing amplifiers money can buy. It’s certainly the most impressive high-power tube amp I’ve heard.” With such praise still in mind, in 2002 I bought a used, considerably less expensive Jadis Defy7 Mk.II stereo amplifier (approximately $6500 when new) made in about 1993, and repeatedly risked electrocution in numerous expletive-laced sessions of tube biasing that also necessitated backbre...