Preamplificador de micrófono (CIR22751S)

Written by: Newton C. Braga
Category: Banco de circuitos

 

Encontramos este circuito en una documentación en inglés de 1989. El circuito integrado utilizado no es muy común hoy en día. El circuito no necesita una fuente simétrica.

 

Preamplificador de micrófono
Preamplificador de micrófono

 

 

 

Buscador de Datasheets


N° de Componente 

Banco de Circuitos

J! InfoRequestSessionProfileQueries21
18.837MBMemory Usage39.23msRequest Duration
Joomla! Version5.2.3
PHP Version8.3.20
Identityguest
Response200
Templatecassiopeia
Database
Server
mysql
Version
10.5.22-MariaDB
Collation
latin1_swedish_ci
Conn Collation
utf8mb4_general_ci
$_GET
[]
$_POST
[]
$_SESSION
array:1 [ "joomla" => "***redacted***" ]
$_COOKIE
[]
$_SERVER
array:51 [ "USER" => "apache" "HOME" => "/usr/share/httpd" "SCRIPT_NAME" => "/index.php" "RE...
session
array:3 [ "counter" => 1 "timer" => array:3 [ "start" => 1748942980 "last" => 1748942980...
registry
array:3 [ "data" => [] "initialized" => false "separator" => "." ]
user
array:21 [ "id" => 0 "name" => null "username" => null "email" => null "password" => "***r...
  • afterLoad (85.3KB) (196μs)
  • afterInitialise (1.14MB) (3.02ms)
  • afterRoute (89.99KB) (778μs)
  • beforeRenderComponent com_content (100.7KB) (454μs)
  • Before Access::preloadComponents (all components) (33.45KB) (188μs)
  • After Access::preloadComponents (all components) (107.06KB) (344μs)
  • Before Access::preloadPermissions (com_content) (1.57KB) (9μs)
  • After Access::preloadPermissions (com_content) (16.22MB) (19.26ms)
  • Before Access::getAssetRules (id:25548 name:com_content.article.29223) (514.65KB) (722μs)
  • After Access::getAssetRules (id:25548 name:com_content.article.29223) (7.38KB) (43μs)
  • afterRenderComponent com_content (334.74KB) (6.35ms)
  • afterDispatch (2.25KB) (66μs)
  • beforeRenderRawModule mod_articles_category (Banco de Circuitos) (358.53KB) (1.72ms)
  • afterRenderRawModule mod_articles_category (Banco de Circuitos) (15.43KB) (427μs)
  • beforeRenderRawModule mod_finder (Busca_inteligente) (5.9KB) (93μs)
  • afterRenderRawModule mod_finder (Busca_inteligente) (129.21KB) (1.18ms)
  • beforeRenderModule mod_articles_category (Banco de Circuitos) (9.27KB) (613μs)
  • afterRenderModule mod_articles_category (Banco de Circuitos) (5.22KB) (97μs)
  • beforeRenderModule mod_finder (Busca_inteligente) (6.39KB) (210μs)
  • afterRenderModule mod_finder (Busca_inteligente) (4.44KB) (49μs)
  • afterRender (251.44KB) (3.3ms)
  • 1 x After Access::preloadPermissions (com_content) (16.22MB) (49.09%)
    19.26ms
    1 x afterRenderComponent com_content (334.74KB) (16.19%)
    6.35ms
    1 x afterRender (251.44KB) (8.41%)
    3.30ms
    1 x afterInitialise (1.14MB) (7.69%)
    3.02ms
    1 x beforeRenderRawModule mod_articles_category (Banco de Circuitos) (358.53KB) (4.38%)
    1.72ms
    1 x afterRenderRawModule mod_finder (Busca_inteligente) (129.21KB) (3%)
    1.18ms
    1 x afterRoute (89.99KB) (1.98%)
    778μs
    1 x Before Access::getAssetRules (id:25548 name:com_content.article.29223) (514.65KB) (1.84%)
    722μs
    1 x beforeRenderModule mod_articles_category (Banco de Circuitos) (9.27KB) (1.56%)
    613μs
    1 x beforeRenderComponent com_content (100.7KB) (1.16%)
    454μs
    1 x afterRenderRawModule mod_articles_category (Banco de Circuitos) (15.43KB) (1.09%)
    427μs
    1 x After Access::preloadComponents (all components) (107.06KB) (0.88%)
    344μs
    1 x beforeRenderModule mod_finder (Busca_inteligente) (6.39KB) (0.54%)
    210μs
    1 x afterLoad (85.3KB) (0.5%)
    196μs
    1 x Before Access::preloadComponents (all components) (33.45KB) (0.48%)
    188μs
    1 x afterRenderModule mod_articles_category (Banco de Circuitos) (5.22KB) (0.25%)
    97μs
    1 x beforeRenderRawModule mod_finder (Busca_inteligente) (5.9KB) (0.24%)
    93μs
    1 x afterDispatch (2.25KB) (0.17%)
    66μs
    1 x afterRenderModule mod_finder (Busca_inteligente) (4.44KB) (0.13%)
    49μs
    1 x After Access::getAssetRules (id:25548 name:com_content.article.29223) (7.38KB) (0.11%)
    43μs
    1 x Before Access::preloadPermissions (com_content) (1.57KB) (0.02%)
    9μs
21 statements were executed, 5 of which were duplicates, 16 unique10.91ms1.53MB
UniquesDuplicates 1Duplicates 2
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  • SELECT `session_id` FROM `incbmx_session` WHERE `session_id` = :session_id LIMIT 169μs1.3KBParams/libraries/src/Session/MetadataManager.php:187Copy
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  • SELECT `id`,`rules` FROM `incbmx_viewlevels`42μs656B/libraries/src/Access/Access.php:955Copy
  • SELECT `b`.`id` FROM `incbmx_usergroups` AS `a` LEFT JOIN `incbmx_usergroups` AS `b` ON `b`.`lft` <= `a`.`lft` AND `b`.`rgt` >= `a`.`rgt` WHERE `a`.`id` = :guest62μs1.64KBParams/libraries/src/Access/Access.php:868Copy
  • SELECT `c`.`id`,`c`.`asset_id`,`c`.`access`,`c`.`alias`,`c`.`checked_out`,`c`.`checked_out_time`,`c`.`created_time`,`c`.`created_user_id`,`c`.`description`,`c`.`extension`,`c`.`hits`,`c`.`language`,`c`.`level`,`c`.`lft`,`c`.`metadata`,`c`.`metadesc`,`c`.`metakey`,`c`.`modified_time`,`c`.`note`,`c`.`params`,`c`.`parent_id`,`c`.`path`,`c`.`published`,`c`.`rgt`,`c`.`title`,`c`.`modified_user_id`,`c`.`version`, CASE WHEN CHAR_LENGTH(`c`.`alias`) != 0 THEN CONCAT_WS(':', `c`.`id`, `c`.`alias`) ELSE `c`.`id` END as `slug` FROM `incbmx_categories` AS `s` INNER JOIN `incbmx_categories` AS `c` ON (`s`.`lft` <= `c`.`lft` AND `c`.`lft` < `s`.`rgt`) OR (`c`.`lft` < `s`.`lft` AND `s`.`rgt` < `c`.`rgt`) WHERE (`c`.`extension` = :extension OR `c`.`extension` = 'system') AND `c`.`published` = 1 AND `s`.`id` = :id ORDER BY `c`.`lft`187μs3.86KBParams/libraries/src/Categories/Categories.php:375Copy
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  • SELECT `id`,`name`,`rules`,`parent_id` FROM `incbmx_assets` WHERE `name` LIKE :asset OR `name` = :extension OR `parent_id` = 07.77ms1.48MBParams/libraries/src/Access/Access.php:301Copy
  • SHOW FULL COLUMNS FROM `incbmx_content`357μs2.39KB/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:587Copy
  • UPDATE `incbmx_content` SET `hits` = (`hits` + 1) WHERE `id` = '29223'195μs48B/libraries/src/Table/Table.php:1348Copy
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  • SELECT `m`.`tag_id`,`t`.* FROM `incbmx_contentitem_tag_map` AS `m` INNER JOIN `incbmx_tags` AS `t` ON `m`.`tag_id` = `t`.`id` WHERE `m`.`type_alias` = :contentType AND `m`.`content_item_id` = :id AND `t`.`published` = 1 AND `t`.`access` IN (:preparedArray1,:preparedArray2)234μs3.97KBParams/libraries/src/Helper/TagsHelper.php:388Copy
  • SELECT `c`.`id`,`c`.`asset_id`,`c`.`access`,`c`.`alias`,`c`.`checked_out`,`c`.`checked_out_time`,`c`.`created_time`,`c`.`created_user_id`,`c`.`description`,`c`.`extension`,`c`.`hits`,`c`.`language`,`c`.`level`,`c`.`lft`,`c`.`metadata`,`c`.`metadesc`,`c`.`metakey`,`c`.`modified_time`,`c`.`note`,`c`.`params`,`c`.`parent_id`,`c`.`path`,`c`.`published`,`c`.`rgt`,`c`.`title`,`c`.`modified_user_id`,`c`.`version`, CASE WHEN CHAR_LENGTH(`c`.`alias`) != 0 THEN CONCAT_WS(':', `c`.`id`, `c`.`alias`) ELSE `c`.`id` END as `slug` FROM `incbmx_categories` AS `s` INNER JOIN `incbmx_categories` AS `c` ON (`s`.`lft` <= `c`.`lft` AND `c`.`lft` < `s`.`rgt`) OR (`c`.`lft` < `s`.`lft` AND `s`.`rgt` < `c`.`rgt`) WHERE (`c`.`extension` = :extension OR `c`.`extension` = 'system') AND `c`.`access` IN (:preparedArray1,:preparedArray2) AND `c`.`published` = 1 AND `s`.`id` = :id ORDER BY `c`.`lft`167μs3.91KBParams/libraries/src/Categories/Categories.php:375Copy
  • SELECT DISTINCT a.id, a.title, a.name, a.checked_out, a.checked_out_time, a.note, a.state, a.access, a.created_time, a.created_user_id, a.ordering, a.language, a.fieldparams, a.params, a.type, a.default_value, a.context, a.group_id, a.label, a.description, a.required, a.only_use_in_subform,l.title AS language_title, l.image AS language_image,uc.name AS editor,ag.title AS access_level,ua.name AS author_name,g.title AS group_title, g.access as group_access, g.state AS group_state, g.note as group_note FROM incbmx_fields AS a LEFT JOIN `incbmx_languages` AS l ON l.lang_code = a.language LEFT JOIN incbmx_users AS uc ON uc.id=a.checked_out LEFT JOIN incbmx_viewlevels AS ag ON ag.id = a.access LEFT JOIN incbmx_users AS ua ON ua.id = a.created_user_id LEFT JOIN incbmx_fields_groups AS g ON g.id = a.group_id LEFT JOIN `incbmx_fields_categories` AS fc ON fc.field_id = a.id WHERE ( (`a`.`context` = :context AND (`fc`.`category_id` IS NULL OR `fc`.`category_id` IN (:preparedArray1,:preparedArray2)) AND `a`.`access` IN (:preparedArray3,:preparedArray4)) AND (`a`.`group_id` = 0 OR `g`.`access` IN (:preparedArray5,:preparedArray6)) AND `a`.`state` = :state) AND (`a`.`group_id` = 0 OR `g`.`state` = :gstate) AND `a`.`only_use_in_subform` = :only_use_in_subform ORDER BY a.ordering ASC396μs4.75KBParams/libraries/src/MVC/Model/BaseDatabaseModel.php:164Copy
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  • SELECT `name`,`element` FROM `incbmx_extensions` WHERE `type` = 'plugin' AND `folder` = 'finder' AND `enabled` = 1158μs1.89KB/administrator/components/com_finder/src/Helper/LanguageHelper.php:135Copy
  • SELECT `title` FROM `incbmx_finder_taxonomy` WHERE `parent_id` = 1 AND `state` = 1 AND `access` IN (1,5)90μs648B/administrator/components/com_finder/src/Indexer/Taxonomy.php:325Copy
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