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	<title>Electronica - scheme electronice &#187; preamplificator</title>
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	<description>Electronica - amplificatoare audio, emitatoare, surse tensiune, antene, electronica hobby diy</description>
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		<title>Preamplificator microfon cu zgomot redus SSM2015</title>
		<link>http://www.scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/</link>
		<comments>http://www.scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/#comments</comments>
		<pubDate>Fri, 13 Jan 2012 15:51:36 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[preamplificator]]></category>
		<category><![CDATA[microfoane]]></category>
		<category><![CDATA[SSM2015]]></category>

		<guid isPermaLink="false">http://scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/</guid>
		<description><![CDATA[Preamplificatorul pt microfon descris aici are la baza integratul SSM2015 produs de Precision Monolithics, care oferea amplificare foarte mare si zgomot redus. A fost gandit pt a fi utilizat cu semnale de intrare diferential si poate furniza o amplificare de 10 &#8211; 2000 in functie de marimea lui R4. Pt R5 = R6 = 10K, [...]


Related posts:<ol><li><a href='http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Preamplificator de microfon cu zgomot redus'>Preamplificator de microfon cu zgomot redus</a> <small>Acest preamplificator de microfon este adecvat pt conectarea microfoanelor cu...</small></li>
<li><a href='http://www.scheme.dring.ro/169/amplificator-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Amplificator microfon cu zgomot redus'>Amplificator microfon cu zgomot redus</a> <small>Amplificatorul pe care vi-l prezentam este construit pe baza perechii...</small></li>
<li><a href='http://www.scheme.dring.ro/172/preamplificator-microfon-cu-electret/' rel='bookmark' title='Permanent Link: Preamplificator microfon cu electret'>Preamplificator microfon cu electret</a> <small>Articolul descrie un preamplificator de microfon compact, alimentat de la...</small></li>
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		<title>Preamplificator de microfon cu zgomot redus</title>
		<link>http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/</link>
		<comments>http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/#comments</comments>
		<pubDate>Mon, 02 Jan 2012 13:52:23 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[preamplificator]]></category>
		<category><![CDATA[BC547B]]></category>
		<category><![CDATA[BC549C]]></category>
		<category><![CDATA[microfoane]]></category>

		<guid isPermaLink="false">http://scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/</guid>
		<description><![CDATA[Acest preamplificator de microfon este adecvat pt conectarea microfoanelor cu rezistenta ohmica redusa; el se distinge printr-un domeniu larg de functionare si un zgomot redus. Ammplificarea este de circa 200; ea poate fi adaptata la valoarea semnalului dat de microfon cu ajutorul rezistentei R3. Zgomotul scazut depinde de acrodul precis al impedantei de intrare. Rezultatele [...]


Related posts:<ol><li><a href='http://www.scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/' rel='bookmark' title='Permanent Link: Preamplificator microfon cu zgomot redus SSM2015'>Preamplificator microfon cu zgomot redus SSM2015</a> <small>Preamplificatorul pt microfon descris aici are la baza integratul SSM2015...</small></li>
<li><a href='http://www.scheme.dring.ro/169/amplificator-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Amplificator microfon cu zgomot redus'>Amplificator microfon cu zgomot redus</a> <small>Amplificatorul pe care vi-l prezentam este construit pe baza perechii...</small></li>
<li><a href='http://www.scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/' rel='bookmark' title='Permanent Link: Preamplificator microfon dinamic cu LM387'>Preamplificator microfon dinamic cu LM387</a> <small>In acest montaj de preamplificator de microfon dinamic, impedanta de...</small></li>
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		<slash:comments>5</slash:comments>
		</item>
		<item>
		<title>Preamplificator simplu pick-up</title>
		<link>http://www.scheme.dring.ro/218/preamplificator-simplu-pick-up/</link>
		<comments>http://www.scheme.dring.ro/218/preamplificator-simplu-pick-up/#comments</comments>
		<pubDate>Sun, 25 Dec 2011 12:02:28 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[preamplificator]]></category>
		<category><![CDATA[pickup]]></category>
		<category><![CDATA[TL071]]></category>

		<guid isPermaLink="false">http://scheme.dring.ro/?p=218</guid>
		<description><![CDATA[Aceasta schema demonstreaza ca un preamplificator pt doze de pick-up magnetodinamice poate fi realizat intr-un mod relativ simplu, incadrandu-se in caracteristica IEC in ceea ce priveste raspunsul in frecventa. Din schema circuitului se vede ca intrarea si iesirea preamplificatorului, realizat cu circuitul TL071, sunt cuplate in curent continuu, facand posibila determinarea cu precizie a punctului [...]


Related posts:<ol><li><a href='http://www.scheme.dring.ro/309/scaner-pentru-preamplificator/' rel='bookmark' title='Permanent Link: Scaner pentru preamplificator'>Scaner pentru preamplificator</a> <small>Acest circuit scaneaza toate intrarile preamplificatorului pentru a depista unde...</small></li>
<li><a href='http://www.scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/' rel='bookmark' title='Permanent Link: Preamplificator microfon dinamic cu LM387'>Preamplificator microfon dinamic cu LM387</a> <small>In acest montaj de preamplificator de microfon dinamic, impedanta de...</small></li>
<li><a href='http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Preamplificator de microfon cu zgomot redus'>Preamplificator de microfon cu zgomot redus</a> <small>Acest preamplificator de microfon este adecvat pt conectarea microfoanelor cu...</small></li>
</ol>]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Preamplificator microfon cu electret</title>
		<link>http://www.scheme.dring.ro/172/preamplificator-microfon-cu-electret/</link>
		<comments>http://www.scheme.dring.ro/172/preamplificator-microfon-cu-electret/#comments</comments>
		<pubDate>Thu, 20 Oct 2011 15:20:44 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[preamplificator]]></category>
		<category><![CDATA[BC549C]]></category>
		<category><![CDATA[BC559C]]></category>
		<category><![CDATA[LBC 1055/00]]></category>
		<category><![CDATA[microfoane]]></category>

		<guid isPermaLink="false">http://scheme.dring.ro/172/preamplificator-microfon-cu-electret/</guid>
		<description><![CDATA[Articolul descrie un preamplificator de microfon compact, alimentat de la baterie, la care se poate conecta o capsule de microfon cu electret. La acest preamplificator pot fi totusi conectate si microfoane dinamice cu rezistenta scazuta. Alimentarea se face cu ao baterie de 9 V, care are o durata de viata destul de lunga, multumita consumului [...]


Related posts:<ol><li><a href='http://www.scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/' rel='bookmark' title='Permanent Link: Preamplificator microfon dinamic cu LM387'>Preamplificator microfon dinamic cu LM387</a> <small>In acest montaj de preamplificator de microfon dinamic, impedanta de...</small></li>
<li><a href='http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Preamplificator de microfon cu zgomot redus'>Preamplificator de microfon cu zgomot redus</a> <small>Acest preamplificator de microfon este adecvat pt conectarea microfoanelor cu...</small></li>
<li><a href='http://www.scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/' rel='bookmark' title='Permanent Link: Preamplificator microfon cu zgomot redus SSM2015'>Preamplificator microfon cu zgomot redus SSM2015</a> <small>Preamplificatorul pt microfon descris aici are la baza integratul SSM2015...</small></li>
</ol>]]></description>
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		<slash:comments>0</slash:comments>
		</item>
		<item>
		<title>Preamplificator microfon dinamic cu LM387</title>
		<link>http://www.scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/</link>
		<comments>http://www.scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/#comments</comments>
		<pubDate>Tue, 11 Oct 2011 12:23:37 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[preamplificator]]></category>
		<category><![CDATA[LM387]]></category>
		<category><![CDATA[microfoane]]></category>

		<guid isPermaLink="false">http://scheme.dring.ro/179/preamplificator-microfon-dinamic-cu-lm387/</guid>
		<description><![CDATA[In acest montaj de preamplificator de microfon dinamic, impedanta de intrare corespunde valorii standard de 47k; ea depinde exclusiv de R1; Daca se doreste conectarea unui microfon dinamic care necesita o valoare diferita, atunci R1 ( rezistenta cu pelicula metalica ) ppoate fi schimbat fara probleme. Acelasi lucru este valabil si pt capacitatea de separare [...]


Related posts:<ol><li><a href='http://www.scheme.dring.ro/172/preamplificator-microfon-cu-electret/' rel='bookmark' title='Permanent Link: Preamplificator microfon cu electret'>Preamplificator microfon cu electret</a> <small>Articolul descrie un preamplificator de microfon compact, alimentat de la...</small></li>
<li><a href='http://www.scheme.dring.ro/175/preamplificator-de-microfon-cu-zgomot-redus/' rel='bookmark' title='Permanent Link: Preamplificator de microfon cu zgomot redus'>Preamplificator de microfon cu zgomot redus</a> <small>Acest preamplificator de microfon este adecvat pt conectarea microfoanelor cu...</small></li>
<li><a href='http://www.scheme.dring.ro/162/preamplificator-microfon-cu-zgomot-redus-ssm2015/' rel='bookmark' title='Permanent Link: Preamplificator microfon cu zgomot redus SSM2015'>Preamplificator microfon cu zgomot redus SSM2015</a> <small>Preamplificatorul pt microfon descris aici are la baza integratul SSM2015...</small></li>
</ol>]]></description>
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