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Unison Research

Unison Research Absolute 845 Class A Röhrenvollverstärker

Class A Dual Mono single ended, 4 x 845, 2 x 40 Watt

Artikelnummer: 6376
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Unison Research Absolute 845 Class A Röhrenvollverstärker

Erleben Sie mit dem Unison Research 845 Absolute Röhrenvollverstärker ein einzigartiges Klangerlebnis. Dieses audiophile Meisterwerk wurde mit größter Sorgfalt und Liebe zum Detail entwickelt und bietet Ihnen eine Klangqualität, die Sie so noch nie gehört haben.

Mit seinem Dual Mono single-ended, Class A Röhrenvollverstärker-Design und seinen 4 x 845 Röhren sorgt der Unison Research 845 Absolute für eine unvergleichliche Klangreinheit und Detailschärfe. Die 6 x ECC 82 und 2 x ECC 83 Röhren sind streng selektiert, um einen harmonischen und natürlichen Klang zu erzielen.

Dank der manuellen Bias-Einstellung können Sie die Leistung von 2 x 40 Watt präzise an Ihre Lautsprecher anpassen. Der Unison Research 845 Absolute ist ein wahrhaftig kraftvolles und präzises Gerät, das Ihnen ein unvergessliches Klangerlebnis beschert.

Das Design ist ebenso beeindruckend wie die Technik - das Gehäuse ist sorgfältig gefertigt und die Abmessungen von H 28,0 cm, B 80,0 cm, T 60,0 cm und das Gewicht von ca. 90 kg unterstreichen die Robustheit und Stabilität dieses edlen Geräts.

Erleben Sie Musik in einer völlig neuen Dimension - mit dem Unison Research 845 Absolute Röhrenvollverstärker.


Technische Daten:

  • Röhrenvollverstärker, Dual Mono single-ended, Class A
  • Manuelle Bias-Einstellung
  • Leistung: 2 x 40 Watt
  • Röhren: 6 x ECC 82, 2 x ECC 83, 4 x 845
  • Abmessungen: H 28,0 cm, B 80,0 cm, T 60,0 cm
  • Gewicht: ca. 90 kg


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var el = document.createElement('style'); el.id = 'os-basket-style'; el.textContent = css; document.head.appendChild(el); })(); (function () { // Im ShopBuilder-Editor nichts verändern if (/isContentBuilder/.test(location.search)) return; // ===== CSS (später in die CSS-Datei) ===== var css = '' + '.os-acc-head{display:flex;justify-content:space-between;align-items:center;width:100%;margin:0;padding:16px 12px 16px 0;background:none;border:0;border-top:1px solid #e0e0e0;cursor:pointer;text-align:left;font:inherit;font-weight:400;font-size:1.15rem;color:#333;transition:color .15s ease;}' + '.os-acc-head svg{flex-shrink:0;transition:transform .2s ease;}' + '.os-acc-head[aria-expanded="false"]:hover{color:var(--os-accent,#8cc63f);}' + '.os-acc-head[aria-expanded="true"]{color:#000;font-weight:700;}' + '.os-acc-head[aria-expanded="true"] svg{transform:rotate(180deg);}' + '.os-acc-head:focus-visible{outline:2px solid currentColor;outline-offset:-2px;}' + '[data-os-wrap]{margin-top:0 !important;margin-bottom:0 !important;padding-top:0 !important;padding-bottom:0 !important;}' + '[data-os-gapb]{margin-bottom:0 !important;padding-bottom:0 !important;}' + '[data-os-gapt]{margin-top:0 !important;padding-top:0 !important;}' + '[data-os-first]{margin-top:0 !important;padding-top:0 !important;}' + '[data-os-last]{margin-bottom:0 !important;padding-bottom:0 !important;border-bottom:0 !important;}' + '[data-os-body]{margin-top:0 !important;margin-bottom:0 !important;padding-bottom:28px !important;border:0 !important;}' + '[data-os-closed],[data-os-empty]{display:none !important;}' + '.os-acc-end{border-top:1px solid #e0e0e0;margin-bottom:2rem;}' + '.os-dl{display:flex;align-items:center;gap:8px;width:fit-content;margin-bottom:6px;color:inherit;text-decoration:none !important;transition:color .15s ease;}' + '.os-dl:last-child{margin-bottom:0;}' + '.os-dl svg{flex-shrink:0;}' + '.os-dl:hover{color:var(--os-accent,#8cc63f);}' + '.os-dl:hover span{text-decoration:underline;}'; var old = document.getElementById('os-acc-css'); if (old) old.parentNode.removeChild(old); var s = document.createElement('style'); s.id = 'os-acc-css'; s.textContent = css; document.head.appendChild(s); // ===== JS ===== var GROUPS = [ { key: 'beschreibung', label: 'Beschreibung', open: false }, { key: 'technik', label: 'Technische Daten', open: false }, { key: 'downloads', label: 'Downloads', open: false }, { key: 'sicherheit', label: 'Produktsicherheit', open: false } ]; var ATTRS = ['data-os-body', 'data-os-first', 'data-os-last', 'data-os-closed', 'data-os-empty', 'data-os-wrap', 'data-os-gapb', 'data-os-gapt']; // Sichtbarer Text (ohne Script/Style) function textWalker(el) { return document.createTreeWalker(el, NodeFilter.SHOW_TEXT, { acceptNode: function (n) { var p = n.parentNode; while (p && p !== el) { if (p.tagName === 'SCRIPT' || p.tagName === 'STYLE' || p.tagName === 'NOSCRIPT') return NodeFilter.FILTER_REJECT; p = p.parentNode; } return n.nodeValue.trim() ? NodeFilter.FILTER_ACCEPT : NodeFilter.FILTER_REJECT; } }); } function hasContent(el) { if (el.tagName === 'SCRIPT' || el.tagName === 'STYLE') return false; return !!textWalker(el).nextNode() || !!el.querySelector('img, a[href], table, iframe, video'); } function isMarked(el) { return /(^|\s)os-acc-(beschreibung|technik|downloads|sicherheit)(\s|$)/.test(el.className || ''); } // Äußersten Container finden, der nur dieses Widget enthält function topWrapper(el) { var cur = el; while (cur.parentElement && cur.parentElement !== document.body) { var p = cur.parentElement; if (p.id === 'vue-app' || p.tagName === 'MAIN' || isMarked(p)) break; var kids = Array.prototype.filter.call(p.children, function (c) { return c.tagName !== 'SCRIPT' && c.tagName !== 'STYLE' && !c.classList.contains('os-acc-head') && !c.classList.contains('os-acc-end'); }); if (kids.length !== 1) break; cur = p; } return cur; } function markChain(node, top, attr) { var e = node.nodeType === 3 ? node.parentElement : node; while (e) { e.setAttribute(attr, ''); if (e === top) break; e = e.parentElement; } } // Leere Absätze/Umbrüche entfernen, Rand oben/unten angleichen function tidy(top) { top.setAttribute('data-os-body', ''); top.querySelectorAll('p, div, section, span, h1, h2, h3, h4, h5, h6, ul, ol, li').forEach(function (e) { if (!hasContent(e)) e.setAttribute('data-os-empty', ''); }); var w = textWalker(top); var first = w.nextNode(), last = first, n; while ((n = w.nextNode())) last = n; if (!first) return; top.querySelectorAll('br').forEach(function (br) { if ((br.compareDocumentPosition(first) & Node.DOCUMENT_POSITION_FOLLOWING) || (last.compareDocumentPosition(br) & Node.DOCUMENT_POSITION_FOLLOWING)) { br.setAttribute('data-os-empty', ''); } }); markChain(first, top, 'data-os-first'); markChain(last, top, 'data-os-last'); } // Container, die nur Überschrift + eigene Widgets enthalten: Abstände auf 0 function markWrap(btn, tops) { var p = btn.parentElement, child = null; while (p && p !== document.body && p.id !== 'vue-app' && p.tagName !== 'MAIN') { var ok = Array.prototype.every.call(p.children, function (c) { return c === btn || c === child || tops.indexOf(c) !== -1 || c.classList.contains('os-acc-end') || c.tagName === 'SCRIPT' || c.tagName === 'STYLE' || c.hasAttribute('data-os-empty') || !hasContent(c); }); if (!ok) break; p.setAttribute('data-os-wrap', ''); child = p; p = p.parentElement; } } // Abstände der Container zwischen zwei Überschriften entfernen (z. B. Tab-Widget) function closeGap(a, b, allTops) { var w = document.createTreeWalker(document.body, NodeFilter.SHOW_ELEMENT), n, zero = []; w.currentNode = a; while ((n = w.nextNode()) && n !== b) { if (a.contains(n) || n.contains(b)) continue; if (allTops.some(function (t) { return t === n || t.contains(n); })) continue; if (!n.getClientRects().length) continue; if (n.getBoundingClientRect().height > 0) return; // echter Inhalt dazwischen if (!hasContent(n)) zero.push(n); // leeres Element ohne Höhe, aber evtl. mit Abstand } zero.forEach(function (z) { z.setAttribute('data-os-empty', ''); }); var p = a.parentElement; while (p && !p.contains(b)) { p.setAttribute('data-os-gapb', ''); p = p.parentElement; } p = b.parentElement; while (p && !p.contains(a)) { p.setAttribute('data-os-gapt', ''); p = p.parentElement; } } function build() { // Aufräumen bei erneutem Aufruf document.querySelectorAll('.os-acc-head, .os-acc-end').forEach(function (n) { n.parentNode.removeChild(n); }); ATTRS.forEach(function (a) { document.querySelectorAll('[' + a + ']').forEach(function (n) { n.removeAttribute(a); }); }); var allTops = [], heads = [], lastTop = null; GROUPS.forEach(function (g) { var marked = Array.prototype.slice.call(document.querySelectorAll('.os-acc-' + g.key)); var tops = []; marked.forEach(function (el) { var top = topWrapper(el); if (hasContent(el)) { if (tops.indexOf(top) === -1) tops.push(top); } else { top.setAttribute('data-os-empty', ''); } }); if (!tops.length) return; tops.sort(function (a, b) { return a.compareDocumentPosition(b) & Node.DOCUMENT_POSITION_FOLLOWING ? -1 : 1; }); tops.forEach(tidy); var btn = document.createElement('button'); btn.type = 'button'; btn.className = 'os-acc-head'; btn.innerHTML = '' + g.label + '' + ''; tops[0].parentNode.insertBefore(btn, tops[0]); markWrap(btn, tops); function apply() { tops.forEach(function (el) { if (g.open) el.removeAttribute('data-os-closed'); else el.setAttribute('data-os-closed', ''); }); btn.setAttribute('aria-expanded', g.open ? 'true' : 'false'); } btn.addEventListener('click', function () { g.open = !g.open; apply(); }); apply(); allTops = allTops.concat(tops); heads.push(btn); var t = tops[tops.length - 1]; if (!lastTop || (lastTop.compareDocumentPosition(t) & Node.DOCUMENT_POSITION_FOLLOWING)) { lastTop = t; } }); if (!lastTop) return; // Abschlusslinie direkt unter dem letzten Bereich var end = document.createElement('div'); end.className = 'os-acc-end'; lastTop.parentNode.insertBefore(end, lastTop.nextSibling); // Leere Elemente zwischen den Bereichen und direkt darunter ausblenden var parents = []; heads.concat([end]).forEach(function (h) { if (parents.indexOf(h.parentNode) === -1) parents.push(h.parentNode); }); parents.forEach(function (p) { var started = false, afterEnd = false; Array.prototype.forEach.call(p.children, function (c) { if (c.classList.contains('os-acc-head')) { started = true; return; } if (c === end) { afterEnd = true; return; } if (!started || allTops.indexOf(c) !== -1) return; if (allTops.some(function (t) { return c.contains(t); })) return; if (afterEnd === 'stop') return; if (!hasContent(c)) { c.setAttribute('data-os-empty', ''); } else if (afterEnd) { afterEnd = 'stop'; } }); }); // Lücken zwischen den Überschriften schließen for (var i = 0; i < heads.length - 1; i++) closeGap(heads[i], heads[i + 1], allTops); } function init() { setTimeout(build, 0); } if (document.readyState === 'complete') init(); else window.addEventListener('load', init); document.addEventListener('onVariationChanged', init); if (window.jQuery) window.jQuery(document).on('onVariationChanged', init); })();
Angaben zur Produktsicherheit:

Hersteller: Unison Research A.r.i.a. Srl, Dosson di Casier, 31030 Treviso, Italia
Kontakt: tecnico@unisonresearch.com

In der EU verantwortliche Person:
Fusaro Alessio, , , Italia
Kontakt:

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