{"id":1183,"date":"2013-01-25T16:17:15","date_gmt":"2013-01-25T21:17:15","guid":{"rendered":"http:\/\/swling.com\/db\/?p=1183"},"modified":"2013-01-25T16:20:00","modified_gmt":"2013-01-25T21:20:00","slug":"1183","status":"publish","type":"post","link":"https:\/\/swling.com\/db\/2013\/01\/1183\/","title":{"rendered":"CommRadio CR-1"},"content":{"rendered":"<div id=\"attachment_1186\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2013\/01\/CR-1Top.tiff.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1186\" class=\"size-medium wp-image-1186\" title=\"CR-1Top.tiff\" src=\"http:\/\/swling.com\/db\/wp-content\/uploads\/2013\/01\/CR-1Top.tiff-300x142.jpg\" alt=\"\" width=\"300\" height=\"142\" srcset=\"https:\/\/swling.com\/db\/wp-content\/uploads\/2013\/01\/CR-1Top.tiff-300x142.jpg 300w, https:\/\/swling.com\/db\/wp-content\/uploads\/2013\/01\/CR-1Top.tiff.jpg 676w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-1186\" class=\"wp-caption-text\">The RadioComm CR-1<\/p><\/div>\n<p>US-based\u00a0<a title=\"CommRadio\" href=\"http:\/\/www.commradio.com\/\" target=\"_blank\">CommRadio<\/a>\u00a0is introducing a new tabletop radio this year: the CR-1, an SDR-based shortwave\/VHF\/UHF receiver\u00a0<a title=\"CommRadio\" href=\"http:\/\/www.commradio.com\/\" target=\"_blank\">Their website<\/a>\u00a0has a few specifications and the video I\u2019ve embedded below.<\/p>\n<p>The CR-1 receives the full medium wave and shortwave spectrum (.5-30 MHz), plus some portions of VHF and UHF (FM broadcast band, Aircraft, Marine, NOAA weather radio, GMRS and FRS services).<\/p>\n<p>The receiver architecture is a dual conversion super-heterodyne design with low-IF , I-Q digital sampling, 16 bit DSP with digital audio CODEC. \u00a0Their website also mentions\u00a0DSP algorithms for all demodulation: DSB-AM, SSB, CW, WBFM, NBFM and channel filtering.<\/p>\n<p><strong>General Specifications (per manufacturer)<\/strong><\/p>\n<p>Receives<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">HF: 160m \u2013 10m Amateur (Ham) Radio &amp; AM International Broadcast Bands<\/span><\/li>\n<li><span style=\"font-size: 16px;\">VHF: FM broadcast, Aircraft Band, Amateur, Marine, NOAA Weather Radio<\/span><\/li>\n<li><span style=\"font-size: 16px;\">UHF: GMRS &amp; FRS (family radio service)<\/span><\/li>\n<\/ul>\n<p>Frequency Coverage and Modes:<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">MW-HF\u00a0<\/span>\n<ul>\n<li><span style=\"font-size: 16px;\">Continuous Coverage: 500 kHz &#8211; 30.000 MHz<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Amateur Band Selections: 160m \u2013 10m<\/span><\/li>\n<li><span style=\"font-size: 16px;\">CW-SSB auto-selection with Mode override (AM-CW-SSB)<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Auto-Filter Width select with override: AM: 10 kHz\/SSB: 2.6 kHz\/CW: 1 kHz<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Tuning Resolution (cursor control): 1 MHz &#8211; 100 \u2013 10 &#8211; 1 kHz \/ 100 &#8211; 10 Hz<\/span><\/li>\n<li><span style=\"font-size: 16px;\">International Broadcasting: auto-select AM &#8211; 5 kHz steps &#8211; cursor override with 7.5 kHz filter<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-size: 16px;\">VHF VHF<\/span>\n<ul>\n<li><span style=\"font-size: 16px;\">Continuous Coverage: 64.0 &#8211; 225.0 MHz<\/span><\/li>\n<li><span style=\"font-size: 16px;\">FM Broadcast: 87.7 &#8211; 107.9 \u2013 monaural &#8211; 200 kHz channel steps<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Aircraft Band: 118.000 &#8211; 136.975 MHz, AM auto-select -25 kHz channel steps<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Amateur, Marine, and Public Service: 137.0 &#8211; 225.0: NBFM<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Tuning Resolution (cursor control): 1 MHz &#8211; 100 \u2013 10 &#8211; 1 kHz \/ 100 &#8211; 10 Hz<\/span><\/li>\n<\/ul>\n<\/li>\n<li><span style=\"font-size: 16px;\">UHF UHF<\/span>\n<ul>\n<li><span style=\"font-size: 16px;\">Continuous Coverage: 438.0 \u2013 468.0 MHz \u2013 Mode NBFM with Mode override<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Bands: Amateur starting at 438.0 MHz, GMRS, FRS allocations -25 kHz steps\/cursor override<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Tuning Resolution (cursor control): 1 MHz &#8211; 100 \u2013 10 &#8211; 1 kHz \/ 100 &#8211; 10 Hz<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>Receiver Architecture<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">Dual conversion super-heterodyne with low-IF , I-Q digital sampling, 16 bit DSP with digital audio CODEC<\/span><\/li>\n<li><span style=\"font-size: 16px;\">DSP algorithms for all demodulation: DSB-AM, SSB, CW, WBFM, NBFM and channel filtering<\/span><\/li>\n<\/ul>\n<p>Audio System<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">(Digital CODEC) Speaker Driver: 1 W into 8 Ohm load<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Internal 2.5\u201d diameter, Mylar communications grade speaker<\/span><\/li>\n<li><span style=\"font-size: 16px;\">External monaural speaker jack (3.5 mm stereo jack &#8211; back panel)<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Headset Driver: 40 mW into 16 Ohms. (3.5 mm stereo jack &#8211; front panel)<\/span><\/li>\n<\/ul>\n<p>Antenna Inputs<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">MW-HF Port: 1000 Ohm \u2013 3.5 mm audio jack<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Accepts telescoping whip or wire antenna, auto detection<\/span><\/li>\n<li><span style=\"font-size: 16px;\">MW-HF Port: 50 Ohm \u2013 BNC (female)<\/span><\/li>\n<li><span style=\"font-size: 16px;\">VHF-UHF Port: 50 Ohm \u2013 BNC (female)<\/span><\/li>\n<\/ul>\n<p>Display<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">64 x 128 OLED Display with EMI filter-lens<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Readable outdoors and manually dimmable<\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 16px;\">Power Inputs <\/span><\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">USB and 6-18 VDC \u2013 2.1 mm diameter center pin (positive) jack<\/span><\/li>\n<\/ul>\n<p>Power Consumption<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">1.1 W (headset) \u2013 1.6 W (speaker)<\/span><\/li>\n<\/ul>\n<p>USB<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">Mini-B \u2013USB 2.0 Jack (powered): Software updates<\/span><\/li>\n<\/ul>\n<p>Mechanical<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">Overall Size: 5.64\u201d W x 2.43\u201d H x 6.10\u201d D (including knobs, jacks , feet)<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Weight: 1 lb \u2013 12 oz<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Knobs: Machined Aluminum \u2013 Black Anodized<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Front Panel: Machined Aluminum \u2013 Powder Coated \u2013 Black semi-gloss<\/span><\/li>\n<li><span style=\"font-size: 16px;\">Case: 20 Gauge Steel, Powder Coated \u2013 Black Crackle.<\/span><\/li>\n<li><span style=\"font-size: 16px;\">ESD Protection: ESD Diodes: Antenna ports &#8211; Power &#8211; USB -Keys \u2013 Knobs<\/span><\/li>\n<\/ul>\n<p>Origin<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">Designed and manufactured in USA<\/span><\/li>\n<\/ul>\n<p>Warranty<\/p>\n<ul>\n<li><span style=\"font-size: 16px;\">Limited 1 year warranty on parts \u2013 labor \u2013 workmanship<\/span><\/li>\n<\/ul>\n<p><iframe loading=\"lazy\" src=\"http:\/\/www.youtube.com\/embed\/HsTfgIM091Y\" frameborder=\"0\" width=\"560\" height=\"315\"><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>US-based\u00a0CommRadio\u00a0is introducing a new tabletop radio this year: the CR-1, an SDR-based shortwave\/VHF\/UHF receiver\u00a0Their website\u00a0has a few specifications and the video I\u2019ve embedded below. The CR-1 receives the full medium wave and shortwave spectrum (.5-30 MHz), plus some portions of &hellip; <a href=\"https:\/\/swling.com\/db\/2013\/01\/1183\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"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":[436,196,3],"tags":[589,501,502],"class_list":["post-1183","post","type-post","status-publish","format-standard","hentry","category-made-in-usa","category-software-defined-radios-sdr","category-tabletops","tag-commradio","tag-commradio-cr-1","tag-cr-1"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_shortlink":"https:\/\/wp.me\/s1f4Ph-1183","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1183","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/comments?post=1183"}],"version-history":[{"count":5,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1183\/revisions"}],"predecessor-version":[{"id":1191,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/posts\/1183\/revisions\/1191"}],"wp:attachment":[{"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/media?parent=1183"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/categories?post=1183"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swling.com\/db\/wp-json\/wp\/v2\/tags?post=1183"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}