The Rolls MA2355 is a single rack space mixer amplifier designed for small installation applications. The unit provides a compact and efficient way to mix up to three sources such as AM/FM tuners, CD players and video players with up to two microphones. Priority talkover is provided on Microphone One for paging, and on Source Three for a jukebox, telephone, etc. The power amplifier provides 35 Watts of power connected to 8 ohm speakers.
| Input Impedance | |
|---|---|
| Mic | 600 Ohms XLR balanced |
| Source | 22K Ohms RCA |
| Insert | 22K Ohms 1/4" TS unbalanced |
| Max Input Level | |
| Mic | -14 dBV Mic level Max |
| Source | 24 dBV |
| Insert | + 20 dB |
| Connectors | 2: XLR, 6: Stereo RCA, 3: 1/4" TRS, 1: 1/4" TS |
| Phantom Power | +12 VDC |
| Max Gain | |
| Mic | 60 dB |
| Source | 26 dB |
| Tone Controls | +/-12 dB 100 Hz Bass, +/-12 dB 11kHz Treble |
| Noise Floor | - 80 dB |
| S/N Radio | 96 dB |
| Priority Attenuation | 60 dB |
| Power Amplifier | |
| Recommended Load | 35W/ch 4ohm; 30W/ch 8ohm; 20% Full/Low pwr: 4 Ohms/Channel |
| Frequency Response | 20Hz to 20 kHz |
| Dimensions (H x W x D) | 1.75" (44.5 mm) x 19" (482.6 mm) x 5" (127 mm) |
| Weight | 5.5 lbs (2.5 kg) |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
