{"product_id":"dynacord-u2401-power-amplifier","title":"Dynacord U240:1 240W Half-Rack Power Amplifier 4Ω \/ 8Ω \/ 100V","description":"\u003ch3\u003eThe Dynacord U240:1 is a compact 240W Half-Rack Power Amplifier with EMG override, 2-tone chime, bass and treble EQ, switchable high-pass filter and support for 4Ω, 8Ω, 70V and 100V operation — a high-output, streamlined power amplifier for background music and voice announcement installations in commercial environments.\u003c\/h3\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eDynacord U240:1 is a \u003c\/span\u003e\u003cspan\u003e240W Class D power \u003c\/span\u003e\u003cspan\u003eamplifier designed \u003c\/span\u003e\u003cspan\u003efor commercial \u003c\/span\u003e\u003cspan\u003einstallations where \u003c\/span\u003e\u003cspan\u003equality, performance \u003c\/span\u003e\u003cspan\u003eand reliability are \u003c\/span\u003e\u003cspan\u003eparamount. A \u003c\/span\u003e\u003cspan\u003ededicated power \u003c\/span\u003e\u003cspan\u003eamplifier with a \u003c\/span\u003e\u003cspan\u003esingle line input, \u003c\/span\u003e\u003cspan\u003ethe U240:1 is the \u003c\/span\u003e\u003cspan\u003eideal choice for \u003c\/span\u003e\u003cspan\u003einstallations where \u003c\/span\u003e\u003cspan\u003emixing and source \u003c\/span\u003e\u003cspan\u003eselection is handled \u003c\/span\u003e\u003cspan\u003eupstream by a \u003c\/span\u003e\u003cspan\u003eseparate mixer or \u003c\/span\u003e\u003cspan\u003ezone controller, and \u003c\/span\u003e\u003cspan\u003ea reliable, compact \u003c\/span\u003e\u003cspan\u003eand high-output power \u003c\/span\u003e\u003cspan\u003eamplifier is needed \u003c\/span\u003e\u003cspan\u003eto drive the speaker \u003c\/span\u003e\u003cspan\u003esystem. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eDelivering \u003c\/span\u003e\u003cspan\u003e240W of output power \u003c\/span\u003e\u003cspan\u003ein a half-rack 1U \u003c\/span\u003e\u003cspan\u003eenclosure, the U240:1 \u003c\/span\u003e\u003cspan\u003eis suitable for \u003c\/span\u003e\u003cspan\u003ebackground music and \u003c\/span\u003e\u003cspan\u003evoice announcement \u003c\/span\u003e\u003cspan\u003eapplications across \u003c\/span\u003e\u003cspan\u003ebars, restaurants, \u003c\/span\u003e\u003cspan\u003eretail outlets, \u003c\/span\u003e\u003cspan\u003eeducational \u003c\/span\u003e\u003cspan\u003einstitutions, houses \u003c\/span\u003e\u003cspan\u003eof worship, museums, \u003c\/span\u003e\u003cspan\u003egalleries, transport \u003c\/span\u003e\u003cspan\u003ehubs and conference \u003c\/span\u003e\u003cspan\u003ecentres. Included \u003c\/span\u003e\u003cspan\u003ebrackets facilitate \u003c\/span\u003e\u003cspan\u003esingle and dual \u003c\/span\u003e\u003cspan\u003erack-mount \u003c\/span\u003e\u003cspan\u003econfigurations \u003c\/span\u003e\u003cspan\u003ealongside desktop and \u003c\/span\u003e\u003cspan\u003eunder-counter \u003c\/span\u003e\u003cspan\u003einstallations, and \u003c\/span\u003e\u003cspan\u003ewhen rack-mounted \u003c\/span\u003e\u003cspan\u003eside by side, two \u003c\/span\u003e\u003cspan\u003eU240:1 units occupy a \u003c\/span\u003e\u003cspan\u003esingle rack unit — \u003c\/span\u003e\u003cspan\u003eeffectively doubling \u003c\/span\u003e\u003cspan\u003echannel count and \u003c\/span\u003e\u003cspan\u003eoutput power within \u003c\/span\u003e\u003cspan\u003ethe same rack space.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e\u003cspan\u003eSingle Line Input with EMG Override\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eU240:1 accepts a \u003c\/span\u003e\u003cspan\u003esingle line-level \u003c\/span\u003e\u003cspan\u003einput via unbalanced \u003c\/span\u003e\u003cspan\u003estereo RCA (mono \u003c\/span\u003e\u003cspan\u003esummed) or a balanced \u003c\/span\u003e\u003cspan\u003e3-pin Eurostyle \u003c\/span\u003e\u003cspan\u003econnector, with a \u003c\/span\u003e\u003cspan\u003esensitivity of 100mV \u003c\/span\u003e\u003cspan\u003eand an input \u003c\/span\u003e\u003cspan\u003eimpedance of 4.6kΩ. A \u003c\/span\u003e\u003cspan\u003ededicated EMG input \u003c\/span\u003e\u003cspan\u003eaccepts both \u003c\/span\u003e\u003cspan\u003eline-level and 100V \u003c\/span\u003e\u003cspan\u003esignals for emergency \u003c\/span\u003e\u003cspan\u003emessage override — \u003c\/span\u003e\u003cspan\u003eensuring critical \u003c\/span\u003e\u003cspan\u003eannouncements are \u003c\/span\u003e\u003cspan\u003ealways heard clearly \u003c\/span\u003e\u003cspan\u003eabove all other audio \u003c\/span\u003e\u003cspan\u003esources, with a \u003c\/span\u003e\u003cspan\u003eDIP-switch selectable \u003c\/span\u003e\u003cspan\u003eEMG input mode for \u003c\/span\u003e\u003cspan\u003eHiZ or line-level \u003c\/span\u003e\u003cspan\u003esignal compatibility. \u003c\/span\u003e\u003cspan\u003eA contact override \u003c\/span\u003e\u003cspan\u003ewith 2-tone chime \u003c\/span\u003e\u003cspan\u003eprovides an \u003c\/span\u003e\u003cspan\u003eadditional \u003c\/span\u003e\u003cspan\u003eattention-grabbing \u003c\/span\u003e\u003cspan\u003epaging alert \u003c\/span\u003e\u003cspan\u003ecapability.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e\u003cspan\u003eFull Impedance Flexibility \u0026amp; DSP\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eU240:1 supports 4Ω, \u003c\/span\u003e\u003cspan\u003e8Ω, 70V and 100V \u003c\/span\u003e\u003cspan\u003espeaker operation — \u003c\/span\u003e\u003cspan\u003eselectable via DIP \u003c\/span\u003e\u003cspan\u003eswitch — for complete \u003c\/span\u003e\u003cspan\u003ecompatibility with \u003c\/span\u003e\u003cspan\u003eboth low-impedance \u003c\/span\u003e\u003cspan\u003eand distributed 100V \u003c\/span\u003e\u003cspan\u003espeaker systems. Bass \u003c\/span\u003e\u003cspan\u003eand treble shelving \u003c\/span\u003e\u003cspan\u003eEQ of ±12dB provides \u003c\/span\u003e\u003cspan\u003etonal shaping of the \u003c\/span\u003e\u003cspan\u003eoutput signal, and \u003c\/span\u003e\u003cspan\u003etwo high-pass filters \u003c\/span\u003e\u003cspan\u003e— a permanently \u003c\/span\u003e\u003cspan\u003eactive 20Hz filter \u003c\/span\u003e\u003cspan\u003eand a switchable \u003c\/span\u003e\u003cspan\u003e120Hz filter — allow \u003c\/span\u003e\u003cspan\u003eunwanted \u003c\/span\u003e\u003cspan\u003elow-frequency content \u003c\/span\u003e\u003cspan\u003eto be removed from \u003c\/span\u003e\u003cspan\u003ethe signal path for \u003c\/span\u003e\u003cspan\u003ecleaner audio \u003c\/span\u003e\u003cspan\u003ereproduction through \u003c\/span\u003e\u003cspan\u003einstalled speakers.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cstrong\u003e\u003cspan\u003eComprehensive Protection, Status Monitoring \u0026amp; Fan Cooling\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eU240:1 incorporates a \u003c\/span\u003e\u003cspan\u003ecomprehensive \u003c\/span\u003e\u003cspan\u003eprotection suite \u003c\/span\u003e\u003cspan\u003eincluding audio \u003c\/span\u003e\u003cspan\u003elimiters, high \u003c\/span\u003e\u003cspan\u003etemperature, DC, HF, \u003c\/span\u003e\u003cspan\u003eshort circuit and \u003c\/span\u003e\u003cspan\u003eover-current \u003c\/span\u003e\u003cspan\u003eprotection on the \u003c\/span\u003e\u003cspan\u003eamplifier, alongside \u003c\/span\u003e\u003cspan\u003emains over\/under \u003c\/span\u003e\u003cspan\u003evoltage protection, \u003c\/span\u003e\u003cspan\u003einrush current \u003c\/span\u003e\u003cspan\u003elimiting, mains \u003c\/span\u003e\u003cspan\u003eover-current and \u003c\/span\u003e\u003cspan\u003ehigh-temperature \u003c\/span\u003e\u003cspan\u003eprotection on the \u003c\/span\u003e\u003cspan\u003eswitching mode power \u003c\/span\u003e\u003cspan\u003esupply. Front-panel \u003c\/span\u003e\u003cspan\u003estatus LEDs provide \u003c\/span\u003e\u003cspan\u003eclear at-a-glance \u003c\/span\u003e\u003cspan\u003eindication of power, \u003c\/span\u003e\u003cspan\u003esignal, peak, call \u003c\/span\u003e\u003cspan\u003eand protection \u003c\/span\u003e\u003cspan\u003estatus, and a remote \u003c\/span\u003e\u003cspan\u003epower OFF contact \u003c\/span\u003e\u003cspan\u003eclosure input enables \u003c\/span\u003e\u003cspan\u003eremote standby \u003c\/span\u003e\u003cspan\u003eactivation for \u003c\/span\u003e\u003cspan\u003eenergy-efficient \u003c\/span\u003e\u003cspan\u003eoperation. A \u003c\/span\u003e\u003cspan\u003efour-stage \u003c\/span\u003e\u003cspan\u003evariable-speed fan \u003c\/span\u003e\u003cspan\u003ecooling system \u003c\/span\u003e\u003cspan\u003eautomatically adjusts \u003c\/span\u003e\u003cspan\u003efan speed between \u003c\/span\u003e\u003cspan\u003eoff, slow, medium and \u003c\/span\u003e\u003cspan\u003efast in response to \u003c\/span\u003e\u003cspan\u003ethermal load for \u003c\/span\u003e\u003cspan\u003ereliable thermal \u003c\/span\u003e\u003cspan\u003emanagement at the \u003c\/span\u003e\u003cspan\u003ehigh output power \u003c\/span\u003e\u003cspan\u003elevels of the 240W \u003c\/span\u003e\u003cspan\u003eamplifier stage.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 dir=\"ltr\"\u003eDynacord U240:1 Key Features:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e240W Class D Power Amplifier:\u003c\/strong\u003e High-output compact half-rack amplification for commercial installations where mixing is handled upstream.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHalf-Rack 1U Enclosure:\u003c\/strong\u003e Two units mount side by side in a single rack unit — doubling channel count and output power within the same rack space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle Line Input:\u003c\/strong\u003e Unbalanced RCA (mono summed) or balanced 3-pin Eurostyle for straightforward integration with any upstream mixer or zone controller.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMG Override Input:\u003c\/strong\u003e Line and 100V emergency message input — ensures critical announcements are always heard.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContact Override with 2-Tone Chime:\u003c\/strong\u003e Attention-grabbing chime and priority override for paging applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4Ω, 8Ω, 70V \u0026amp; 100V Speaker Operation:\u003c\/strong\u003e DIP switch selectable for full low-impedance and distributed system compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBass \u0026amp; Treble Shelving EQ:\u003c\/strong\u003e ±12dB at 150Hz and 5kHz for tonal shaping of the output signal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e20Hz (Permanent) \u0026amp; 120Hz (Switchable) High-Pass Filters:\u003c\/strong\u003e Remove unwanted low-frequency content from the signal path.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFour-Stage Variable-Speed Fan Cooling:\u003c\/strong\u003e Automatically adjusts between off, slow, medium and fast for reliable thermal management.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Power OFF:\u003c\/strong\u003e Contact closure input for remote standby activation and energy efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFront-Panel Status LEDs:\u003c\/strong\u003e Power, signal, peak, call and protection status indication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Audio limiters, thermal, DC, HF, short circuit, over-current and mains protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlexible Mounting:\u003c\/strong\u003e 19\" rack, half-rack, desktop, under-counter and side-by-side dual configurations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature -5°C to +45°C:\u003c\/strong\u003e Suitable for a wide range of commercial installation environments.\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dynacord","offers":[{"title":"Default Title","offer_id":57530287194485,"sku":"DYNU2401","price":398.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2083\/7259\/files\/DYNU2401_Dynacord_F-01U-425-741_Image_1.webp?v=1787911084","url":"https:\/\/www.audiovolt.co.uk\/products\/dynacord-u2401-power-amplifier","provider":"Audio Volt ","version":"1.0","type":"link"}