{"id":24,"date":"2013-09-21T17:13:25","date_gmt":"2013-09-21T17:13:25","guid":{"rendered":"https:\/\/www.svijethardvera.com\/?p=24"},"modified":"2018-06-07T17:19:04","modified_gmt":"2018-06-07T16:19:04","slug":"aktivna-antena-aa-7-hfvhfuhf-3-3000mhz","status":"publish","type":"post","link":"https:\/\/www.svijethardvera.com\/?p=24","title":{"rendered":"Aktivna Antena AA-7 HF\/VHF\/UHF, 3-3000MHz"},"content":{"rendered":"

Aktivna Antena AA-7 HF\/VHF\/UHF, 3-3000MHz<\/p>\n

\"activan2\"<\/a><\/p>\n

Lista dijelova i ostalih komponenti:<\/p>\n

Poluvodi\u010di:<\/p>\n

Q1 = MFE201, SK3991, 3N201 (R2 not needed), or NTE454 N-Channel, dual-gate MOSFET, TO-72 (see text)
\nQ2 = 2SC2570, NTE107. Silicon RF IF\/Amp, NPN transistor (see text)
\nNote: If you use the NTE107 as a replacement, make sure to insert it correctly
\ninto the pcb. The orientation is different than as shown on the parts layout
\ndiagram. (e-c-b seen front view for NTE107). See this Data Sheet<\/p>\n

Otpornici:
\nSvi otpornici su 5%, 1\/4-watt
\nR1 = 1 Mega Ohm
\nR2 = 220K
\nR3,R6 = 100K
\nR4 = 100 ohm
\nR5 = 10K potenciometar<\/p>\n

Kondenzatori:
\nC1,C2,C5,C6 = 0.01uF, ceramic disc
\nC3 = 100pF ceramic disc
\nC4 = 4.7 to 10uF, 16WVDC, radial lead electrolytic<\/p>\n

Dodatni dijelovi:
\nB1 = 9-volt alkaline battery
\nS1,S2 = DPDT PC mount pushbutton switch
\nJ1,J2 = PC mount RCA jack
\nANT1 = Telescoping whip antenna (screw mount)
\nMISC = PCB materials, enclosure, enclosure, battery holder and connector,
\nwire, solder, etc.<\/p>\n

Izgled plo\u010dice: \"activan3\"<\/a>\"activan4\"<\/a><\/p>\n

Izvor: Tonys website<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Aktivna Antena AA-7 HF\/VHF\/UHF, 3-3000MHz Lista dijelova i ostalih komponenti: Poluvodi\u010di: Q1 = MFE201, SK3991, 3N201 (R2 not needed), or NTE454 N-Channel, dual-gate MOSFET, TO-72 (see text) Q2 = 2SC2570, NTE107. Silicon RF IF\/Amp, NPN transistor (see text) Note: If you use the NTE107 as<\/p>\n","protected":false},"author":6,"featured_media":25,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":false,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[6],"tags":[180,390,227,223,285,192,262,156,236,288,287,286],"class_list":["post-24","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sheme","tag-0-01uf","tag-aktivna-antena-aa-7-hf-vhf-uhf-3-3000mhz","tag-ceramic","tag-electrolytic","tag-elektronika","tag-etc","tag-mount","tag-otpornici","tag-parts","tag-schematic","tag-seme","tag-sheme-2"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/i0.wp.com\/www.svijethardvera.com\/wp-content\/uploads\/2013\/09\/activan2.gif?fit=435%2C418&ssl=1","jetpack_shortlink":"https:\/\/wp.me\/pD8RH-o","jetpack_sharing_enabled":true,"jetpack_likes_enabled":true,"_links":{"self":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/24","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=24"}],"version-history":[{"count":3,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/24\/revisions"}],"predecessor-version":[{"id":599,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/posts\/24\/revisions\/599"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=\/wp\/v2\/media\/25"}],"wp:attachment":[{"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=24"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=24"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.svijethardvera.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=24"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}