Encontrado en una Popular Electronics de los años 90, este circuito usa un interruptor de lengüeta en los rieles como sensor. En lugar de lámparas, en una versión moderna, se pueden utilizar LED.

Baliza de carril
Encontrado en una Popular Electronics de los años 90, este circuito usa un interruptor de lengüeta en los rieles como sensor. En lugar de lámparas, en una versión moderna, se pueden utilizar LED.
En otros circuitos vimos un circuito para esta aplicación cuyos cálculos se describen en detalle...
Este circuito se obtuvo en un manual del viejo amplificador de operación usado. Sin embargo, la...
Este circuito fue obtenido en una publicación argentina de los años 1970. El circuito aún puede ser...
Joomla! Version | 5.2.3 |
PHP Version | 8.3.20 |
Identity | guest |
Response | 200 |
Template | cassiopeia |
Database |
|
1 x After Access::preloadPermissions (com_content) (16.22MB) (67.96%) | 35.56ms |
1 x afterInitialise (1.14MB) (6.97%) | 3.65ms |
1 x afterRender (157.48KB) (5.89%) | 3.08ms |
1 x beforeRenderRawModule mod_articles_category (Banco de Circuitos) (408.62KB) (3.98%) | 2.08ms |
1 x afterRenderComponent com_content (18.11KB) (3.15%) | 1.65ms |
1 x afterRenderRawModule mod_finder (Busca_inteligente) (64.68KB) (2.58%) | 1.35ms |
1 x Before Access::getAssetRules (id:23892 name:com_content.article.27596) (514.65KB) (1.79%) | 938μs |
1 x beforeRenderModule mod_articles_category (Banco de Circuitos) (9.27KB) (1.46%) | 766μs |
1 x afterRoute (89.95KB) (1.29%) | 677μs |
1 x After Access::preloadComponents (all components) (107.06KB) (0.93%) | 487μs |
1 x afterRenderRawModule mod_articles_category (Banco de Circuitos) (15.43KB) (0.88%) | 461μs |
1 x beforeRenderComponent com_content (100.41KB) (0.87%) | 456μs |
1 x beforeRenderModule mod_finder (Busca_inteligente) (6.64KB) (0.51%) | 269μs |
1 x afterLoad (85.23KB) (0.39%) | 206μs |
1 x Before Access::preloadComponents (all components) (33.45KB) (0.39%) | 204μs |
1 x beforeRenderRawModule mod_finder (Busca_inteligente) (5.9KB) (0.2%) | 105μs |
1 x afterRenderModule mod_articles_category (Banco de Circuitos) (5.47KB) (0.15%) | 77μs |
1 x afterDispatch (2.28KB) (0.11%) | 60μs |
1 x After Access::getAssetRules (id:23892 name:com_content.article.27596) (7.38KB) (0.11%) | 56μs |
1 x afterRenderModule mod_finder (Busca_inteligente) (4.44KB) (0.11%) | 55μs |
1 x Before Access::preloadPermissions (com_content) (1.57KB) (0.02%) | 8μs |
SELECT @@SESSION.sql_mode;
30μs968B/libraries/src/Session/MetadataManager.php:184CopySELECT `session_id`
FROM `incbmx_session`
WHERE `session_id` = :session_id LIMIT 1
65μs1.3KBParams/libraries/src/Session/MetadataManager.php:187CopyINSERT INTO `incbmx_session`
(`session_id`,`guest`,`time`,`userid`,`username`,`client_id`) VALUES
(:session_id, :guest, :time, :user_id, :username, :client_id)
132μs944BParams/libraries/src/Session/MetadataManager.php:260CopySELECT `id`,`rules`
FROM `incbmx_viewlevels`
49μs656B/libraries/src/Access/Access.php:955CopySELECT `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` = :guest
68μs1.64KBParams/libraries/src/Access/Access.php:868CopySELECT `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`
169μs3.86KBParams/libraries/src/Categories/Categories.php:375CopySELECT `id`,`name`,`rules`,`parent_id`
FROM `incbmx_assets`
WHERE `name` IN (:preparedArray1,:preparedArray2,:preparedArray3,:preparedArray4,:preparedArray5,:preparedArray6,:preparedArray7,:preparedArray8,:preparedArray9,:preparedArray10,:preparedArray11,:preparedArray12,:preparedArray13,:preparedArray14,:preparedArray15,:preparedArray16,:preparedArray17,:preparedArray18,:preparedArray19,:preparedArray20,:preparedArray21,:preparedArray22,:preparedArray23,:preparedArray24,:preparedArray25,:preparedArray26,:preparedArray27,:preparedArray28,:preparedArray29,:preparedArray30,:preparedArray31,:preparedArray32,:preparedArray33,:preparedArray34,:preparedArray35,:preparedArray36,:preparedArray37,:preparedArray38,:preparedArray39)
317μs7.44KBParams/libraries/src/Access/Access.php:357CopySELECT `id`,`name`,`rules`,`parent_id`
FROM `incbmx_assets`
WHERE `name` LIKE :asset OR `name` = :extension OR `parent_id` = 0
14.76ms1.48MBParams/libraries/src/Access/Access.php:301CopySHOW FULL COLUMNS FROM `incbmx_content`
490μs2.39KB/libraries/vendor/joomla/database/src/Mysqli/MysqliDriver.php:587CopyUPDATE `incbmx_content`
SET `hits` = (`hits` + 1)
WHERE `id` = '27596'
216μs48B/libraries/src/Table/Table.php:1348CopySELECT `name`,`element`
FROM `incbmx_extensions`
WHERE `type` = 'plugin' AND `folder` = 'finder' AND `enabled` = 1
193μs608B/administrator/components/com_finder/src/Helper/LanguageHelper.php:135CopySELECT `title`
FROM `incbmx_finder_taxonomy`
WHERE `parent_id` = 1 AND `state` = 1 AND `access` IN (1,5)
97μs648B/administrator/components/com_finder/src/Indexer/Taxonomy.php:325CopySELECT *
FROM `incbmx_schemaorg`
WHERE `itemId` = :itemId AND `context` = :context
65μs1.55KBParams/plugins/system/schemaorg/src/Extension/Schemaorg.php:403CopySELECT SUM(CASE WHEN `a`.`next_execution` <= :now THEN 1 ELSE 0 END) AS due_count,SUM(CASE WHEN `a`.`locked` IS NULL THEN 0 ELSE 1 END) AS locked_count
FROM `incbmx_scheduler_tasks` AS `a`
WHERE `a`.`state` = 1
74μs1.37KBParams/administrator/components/com_scheduler/src/Model/TasksModel.php:465Copy