{"id":2229,"date":"2025-11-10T12:37:53","date_gmt":"2025-11-10T12:37:53","guid":{"rendered":"https:\/\/new.boujikian.com\/?post_type=product&#038;p=2229"},"modified":"2025-11-10T12:37:53","modified_gmt":"2025-11-10T12:37:53","slug":"pa1254","status":"publish","type":"product","link":"https:\/\/boujikian.com\/?product=pa1254","title":{"rendered":"PA1254"},"content":{"rendered":"<h4><strong>Audio amplifier. 4 x 150 W @ 4 Ohm. 9 operating modes. Crossover for subwoofer output.<\/strong><\/h4>\n<p>The PA 1254 is a professional 4-channel audio amplifier, rated at 150W @ 4 Ohms per channel, housed in a 1U rackmount metal enclosure. It features balanced inputs and outputs with Euroblock connectors. The front panel includes a power switch, independent volume controls for each channel, and indicators for power, signal, clip, and protection. It offers nine operating modes, two of which allow the use of channels C and D for connecting subwoofers with adjustable crossover frequency.<\/p>\n<ul class=\"mainFeatures\">\n<li><span dir=\"auto\">9 operating modes.<\/span><\/li>\n<li><span dir=\"auto\">Audio settings 2.1.<\/span><\/li>\n<li><span dir=\"auto\">Crossover frequency selection between 50 Hz and 250 Hz.<\/span><\/li>\n<li><span dir=\"auto\">1 x 19-inch rack unit.<\/span><\/li>\n<li>Product dimensions (m) 0.28 x 0.48 x 0.04<\/li>\n<\/ul>\n<div class=\"col-md-6 techDataLeft\">\n<table class=\"table tableFea\">\n<tbody>\n<tr>\n<td><span dir=\"auto\">Type<\/span><\/td>\n<td><span dir=\"auto\">Class D<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Number of Channels<\/span><\/td>\n<td><span dir=\"auto\">4<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">W\/Ch @ 8 Ohm<\/span><\/td>\n<td><span dir=\"auto\">90 W<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">W\/Ch @ 4 Ohm<\/span><\/td>\n<td><span dir=\"auto\">150 W<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">W\/Ch @ 2 Ohm<\/span><\/td>\n<td><span dir=\"auto\">230 W<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">W Bridge @ 8 Ohm<\/span><\/td>\n<td><span dir=\"auto\">310 W<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">W Bridge @ 4 Ohm<\/span><\/td>\n<td><span dir=\"auto\">400 W<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Frequency Range<\/span><\/td>\n<td><span dir=\"auto\">20 Hz &#8211; 20 kHz, SUB mode: cut-off frequency between 50 Hz and 250 Hz<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<div class=\"col-md-6 techDataRight\">\n<table class=\"table tableFea\">\n<tbody>\n<tr>\n<td><span dir=\"auto\">THD+N<\/span><\/td>\n<td><span dir=\"auto\">&lt;0.1%<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">S\/R ratio<\/span><\/td>\n<td><span dir=\"auto\">&gt;96 dB<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Revenue<\/span><\/td>\n<td><span dir=\"auto\">28 dB<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Input Sensitivity<\/span><\/td>\n<td><span dir=\"auto\">2.21 dBu<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Connectors<\/span><\/td>\n<td><span dir=\"auto\">Power: 1 x IEC, Audio In: Euroblock, Audio Amp Out: Euroblock<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Protections<\/span><\/td>\n<td><span dir=\"auto\">Mute On\/Off, DC, internal fuse<\/span><\/td>\n<\/tr>\n<tr>\n<td><span dir=\"auto\">Consumption<\/span><\/td>\n<td><span dir=\"auto\">800 W\/<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Audio amplifier. 4 x 150 W @ 4 Ohm. 9 operating modes. Crossover for subwoofer output. The PA 1254 is a professional 4-channel audio amplifier, rated at 150W @ 4 Ohms per channel, housed in a 1U rackmount metal enclosure. It features balanced inputs and outputs with Euroblock connectors. The front panel includes a power [&hellip;]<\/p>\n","protected":false},"featured_media":2230,"template":"","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":""},"product_brand":[],"product_cat":[196],"product_tag":[],"class_list":{"0":"post-2229","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-work-amplifiers","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/boujikian.com\/index.php?rest_route=\/wp\/v2\/product\/2229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/boujikian.com\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/boujikian.com\/index.php?rest_route=\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/boujikian.com\/index.php?rest_route=\/wp\/v2\/media\/2230"}],"wp:attachment":[{"href":"https:\/\/boujikian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2229"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/boujikian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=2229"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/boujikian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=2229"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/boujikian.com\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=2229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}