Zoning Systems
Zoning systems are flexible sound systems that provide control for the sound that is delivered to different areas, called “zones”.
RM-series 100V Mixer-Amplifier with DAB+, BT, USB/SD
953.224UK
RM120D
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 switc...
- DAB+/FM radio tuner
- Bluetooth receiver with unique serial ID
- USB/SD audio player
RM-series 100V Mixer-Amplifier with DAB+, BT, USB/SD
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 terminla are via 4 switchable zones with a separate "always on" output for priority alert speakers.
- 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
- 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 1 5k Ohms
- Input sensitivity : line (unbalanced) -15dBV (-18.5dBV line 5)
- Input impedance : inputs 2-5 1k 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%
Versions
| 953.223UK | 953.224UK | 953.225UK | 953.226UK | |
|---|---|---|---|---|
| Output power : rms | 60W | 120W | 240W | 360W |
| Fuse | T2A | T3.15A | T5A | T5A |
| Dimensions | 433 x 320 x 88mm | 433 x 320 x 88mm | 433 x 320 x 88mm | 433 x 410 x 88mm |
| Weight | 4.98kg | 6.36kg | 7.37kg | 9.14kg |
Support : articles
Amplifier Classes
There have been many developments in audio electronics, resulting in different amplifier circuit designs. Such designs can be divided into classes, of which 4 main types are relevant to audio – A, AB, H and D.
Power Ratings: RMS vs Max vs Peak
A summary explaining the key differences between RMS, Max and Peak power ratings.
In the box
The box for this item contains :
- RM-series 100V mixer-amplifier
- Rack-mounting ears & hardware
- IEC power lead(s)
Downloads
Instruction manual
For 953.224UK (540KB)
For 953.224UK (540KB)
UK Declaration of conformity
For 953.224UK (251KB)
For 953.224UK (251KB)
EU Declaration of conformity
For 953.224UK (239KB)
For 953.224UK (239KB)
