{"product_id":"adastra-rm480d-100v-mixer-amplifier-with-dab-bluetooth","title":"Adastra RM480D 100V Mixer-Amplifier with DAB+ \u0026 Bluetooth","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe Adastra RM480D is a 5-channel 100V mixer-amplifier built for commercial sound installations. It powers 100V line speakers or standard low-impedance speakers down to a 4 Ohm load, so it suits a wide range of setups from shops and cafes to larger multi-room venues. The unit fits a standard 19\" rack in a 2U space, and the rack ears are supplied. Output is handled across 4 switchable zones plus a separate 'always on' output for priority alert speakers, giving you control over which areas receive audio.\u003c\/p\u003e\n\u003cp\u003eInput options cover most needs on site. There is an XLR input with switchable +20V phantom power, 2 mic\/line jack inputs, 2 RCA line inputs, and 1 RCA line output. The onboard media player brings together a DAB+\/FM radio tuner, front-mounted USB and SD ports, and a Bluetooth 5.0 receiver with a unique serial ID for easy pairing management. A switchable VOX voiceover feature automatically lowers the background music when a signal is detected on mic input 1, which is handy for announcements over music.\u003c\/p\u003e\n\u003cp\u003eFront panel controls include separate level controls for mic 1, mic\/line 2+3 and line 4+5, along with bass, treble and master volume. The bass equaliser works at 100Hz (±10dB) and the treble at 10kHz (±10dB). For life-safety and priority use, the rear panel carries 24V emergency mute contacts that silence all inputs except mic 1 when triggered. The RM480D runs from 230Vac mains or a 24Vdc backup supply via screw terminals, so it can stay working during a power interruption when paired with a suitable battery source.\u003c\/p\u003e\n\u003ch5\u003eSpecification\u003c\/h5\u003e\n\u003ctable class=\"spec_table\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e9.66KG\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e433mm x 410mm x 88mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFuse\u003c\/td\u003e\n\u003ctd\u003eT6.3A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput power : rms\u003c\/td\u003e\n\u003ctd\u003e480W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower supply\u003c\/td\u003e\n\u003ctd\u003e170-264Vac, 50Hz (IEC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDC power\u003c\/td\u003e\n\u003ctd\u003e24Vdc (screw terminals)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInputs\u003c\/td\u003e\n\u003ctd\u003eMic XLR, 2 x mic\/line jack, 2 x RCA line\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput sensitivity : mic 1 (balanced)\u003c\/td\u003e\n\u003ctd\u003e-53dBV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance : mic 1\u003c\/td\u003e\n\u003ctd\u003e5k Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput sensitivity : line (unbalanced)\u003c\/td\u003e\n\u003ctd\u003e-15dBV (-18.5dBV line 5)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput impedance : inputs 2-5\u003c\/td\u003e\n\u003ctd\u003e1k Ohm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLine output\u003c\/td\u003e\n\u003ctd\u003eRCA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker outputs\u003c\/td\u003e\n\u003ctd\u003e4 switched + 1 non-switched 100V \/ 4-16 Ohm \/ COM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth version\u003c\/td\u003e\n\u003ctd\u003e5.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControls\u003c\/td\u003e\n\u003ctd\u003eMic1, mic\/line2+3, line4+5, bass, treble, master volume\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEqualiser : bass\u003c\/td\u003e\n\u003ctd\u003e100Hz ±10dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEqualiser : treble\u003c\/td\u003e\n\u003ctd\u003e10kHz ±10dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRear panel switches\u003c\/td\u003e\n\u003ctd\u003ePhantom, Vox, Mic\/Line (2 + 3)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhantom power\u003c\/td\u003e\n\u003ctd\u003e+20V (mic 1 XLR, switchable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio source\u003c\/td\u003e\n\u003ctd\u003eDAB+\/FM tuner, USB\/SD player, Bluetooth receiver\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmergency control\u003c\/td\u003e\n\u003ctd\u003e24V contacts - mute all except Mic.1 when triggered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e\u0026lt;1.0%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch5\u003eDownloads\u003c\/h5\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/953227UK.pdf?v=1785059460\" target=\"_blank\"\u003eProduct Manual\u003c\/a\u003e\u003c\/p\u003e\n\u003ch5\u003eFrequently Asked\u003c\/h5\u003e\n\u003cp\u003e\u003cstrong\u003eCan the RM480D drive standard low-impedance speakers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. As well as 100V line speakers, it will power standard speakers down to a 4 Ohm load, with an optional 4-16 Ohm output available.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow many speaker zones does it support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThere are 4 switchable 100V zones plus 1 non-switched output that stays on for priority alert speakers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat audio sources are built in?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe integrated media player gives you a DAB+\/FM tuner, USB and SD playback, and a Bluetooth 5.0 receiver.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it have a backup power option?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. It runs from 230Vac mains or a 24Vdc supply via screw terminals, so it can keep working during a mains failure.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does the voiceover feature work?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe switchable VOX function automatically lowers the background music volume when a signal is detected on mic input 1.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow much rack space does it need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt takes up 2U in a standard 19\" rack, and the rack ears are supplied.\u003c\/p\u003e\n","brand":"AVSL","offers":[{"title":"Default Title","offer_id":53272137171211,"sku":"953.227UK","price":529.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8993\/3835\/files\/953227UK_0.jpg?v=1785059475","url":"https:\/\/niori.co.uk\/products\/adastra-rm480d-100v-mixer-amplifier-with-dab-bluetooth","provider":"Niori","version":"1.0","type":"link"}