ADASTRA – RM480D MIXER-AMPLIFIER USB/BT/FM/DAB+ 100V 480W

Product Description

5-channel 19″ rack-mountable mixer-amplifier, tailored to commercial sound installations to power 100V line speakers or standard speakers down to a 4 Ohm load. Input options include XLR (with switchable phantom power), mic/line jack, and RCA line. Features an inbuilt DAB+/FM radio tuner, front-mounted SD/USB ports, and Bluetooth® connectivity, all controlled via an integrated media player for hassle-free playback. A switchable ‘voiceover’ feature automatically lowers the background music volume when a signal is detected via mic input 1 and rear panel 24V contacts can mute all except mic input 1 when triggered. Outputs on screw terminal are via 4 switchable zones with a separate “always on” output for priority alert speakers.

SPECIFICATIONS:

• Power supply: 170-264Vac, 50Hz (IEC)
• DC power: 24Vdc (screw terminals)
• Inputs: Mic XLR, 2 x mic/line jack, 2 x RCA line
• Input sensitivity : mic 1: (balanced)-53dBV
• Input impedance : mic: 15k Ohms
• Input sensitivity : line: (unbalanced)-15dBV (-18.5dBV line 5)
• Input impedance : inputs: 2-51k Ohms
• Line output: RCA
• Speaker outputs: 4 switched + 1 non-switched 100V / 4-16 Ohms / COM
• Controls: Mic1, mic/line2+3, line4+5, bass, treble, master volume
• Equaliser : bass: 100Hz ±10dB
• Equaliser : treble: 10kHz ±10dB
• Rear panel switches: Phantom, Vox, Mic/Line (2 + 3)
• Phantom power: +20V (mic 1 XLR, switchable)
• Audio source: DAB+/FM tuner, USB/SD player, Bluetooth receiver
• Emergency control: 24V contacts - mute all except Mic.1 when triggered
• Bluetooth version: 5.0
• THD: <1.0%
• Output power : rms: 480W
• Fuse : T6.3A
• Dimensions : 433 x 410 x 88mmbr] Weight

FEATURES:

• DAB+/FM radio tuner
• Bluetooth receiver with unique serial ID
• USB/SD audio player
• 4 switchable 100V outputs and 1 unswitched output
• Optional 4-16 Ohm output
• XLR input with switchable +20V phantom power
• 2 x mic/line inputs, 2 x RCA line inputs, 1 x RCA line output
• Switchable VOX voiceover feature
• 2U 19" rack mountable (rack ears supplied)
• 24V emergency mute contacts
• Mains 230Vac or 24Vdc power option

Product Documentation