High Quality Portable Mic Preamp with Headphone Monitor
User Guide | Fact Sheet | Panel Description | Accessories
The MM-1 combines two essential production functions — microphone preamplification and headphone monitoring — in one compact product. The MM-1 is a no-compromise, studio-quality microphone preamplifier with phantom power, high-pass filter, and built-in limiter.
With its monitoring function providing fold-back of preamp audio and external monitor audio, the MM-1 is at home in the most complex broadcast remotes, theatrical productions, and intercom setups.
| Technical Details |
|---|
| Maximum of 66 dB of gain, in eleven discrete steps |
| Dynamic range exceeding 120 dB |
| 10 Hz to 50 kHz audio bandwidth |
| High immunity to RF interference |
| High current line output driver |
| Transformer-balanced input and output |
| Extended range peak limiter via dual opto-isolators makes preamplifier virtually "unclippable" |
| Selectable 48-volt / 12-volt phantom power or 12-volt ÒT" power |
| High-pass filter @ 80 or 160 Hz, 6 dB per octave |
| Headphone monitoring of microphone audio, monitor audio, or a mix of both |
| Monitor input accepts mono, balanced or unbalanced line-level inputs on 1/4-inch tip-ring-sleeve connector |
| Separate level control of Monitor gain and overall headphone gain |
| Split ear function via DIP switches |
| Internal battery power (two-AA) |
| Excellent battery life with alkaline and NiMH rechargeable batteries |
| External 5-17 VDC powering (plug included) |
| High-strength aluminum chassis with durable belt clip |
| Power: 2 AA batteries or external 5-18 VDC |
| Dimensions (WDH): 166 x 95 x 49 mm |
| Weight (without batteries): 700 g |
