he 135MA from Crown Audio is a professional-quality mixer/amplifier designed for commercial applications, such as paging, background music, and music-on-hold systems. It has 3 inputs, each with a volume control, and a 35W amplifier output. Signals can be input via the balanced Phoenix or stereo RCA inputs. Output can be via 8 Ohm or 70/100V constant voltage outputs. A telephone output is also provided.
The mixer/amplifier features priority muting, which can be achieved by VOX or an external switch. The master output has a front-panel level control knob, as well as individual bass and treble controls. All of these terrific features are packed into a compact housing with a weight under 10 pounds.
Features
Professional 3-input, 1-output mixer/amplifier
Individual volume controls for each input
Stereo RCA and Phoenix inputs
Phoenix preamp and telephone outputs, as well as screw terminal speaker outputs
Priority muting via VOX or external switch
Individual bass and treble controls on the master output
Built-in protection circuitry for overheating, overload, and DC fault
Specifications
Amplifier
| Form Factor/Type | Tabletop |
| Number of Channels | 3 |
| Power Rating | 35 W |
Performance
| Frequency Response | 19 Hz to 34 kHz +1/-3 dB |
| Input Sensitivity | Mic: 3 mV Line: 800 mV RCA: 400 mV |
| SNR | Mic: > 58 dB Line: > 60 dB Telephone: 60 dB Aux: > 78 dB |
| Distortion | < 0.5% (at Rated Power) |
Connectivity
| Audio I/O | 1 x Block Input 2 x Stereo RCA Unbalanced Input 1 x Block Preamp Output 1 x Block Telephone/MOH Output |
| Speaker Outputs | 1 x Barrier Strip |
Power
| AC Power Connector | 1 x IEC |
Physical
| Dimensions | 9.5 x 3.5 x 12.2″ / 241.0 x 89.0 x 310.0 mm |
| Weight | 8.1 lb / 3.7 kg |
Packaging Info
| Package Weight | 10.9 lb |
| Box Dimensions (LxWxH) | 15.65 x 10.7 x 7.25″ |
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