The CRM-1 rack mount monitor was designed for industrial 24 hour use. The CRM-1 utilizes the latest technology in both speaker drivers and electronic circuitry. Please be sure to read through this manual to get familiar with the operation of the various controls and connections.??
Two stereo balanced +4 inputs with (4) XLR/ 1/4”
Neutrik combo connectors.
High intensity multi colored LEDs for mode tallies.
On board electronic matrix for switching for: L Channel only, R Channel only, Mono, Stereo, and Mute.
Front panel stereo Gain control.
Front panel headphone jack with gain control; mutes speakers when used.
A/B input select switch.
Signal Presence Indicator that changes with intensity of audio input.
Multi line frequency conversion possible with on-board 3 voltage transformer.
2x 15-watt into 8 ohms amplifiers.
Special designed drivers providing 100Hz-15K frequency bandwidth.
Rear panel power switch.
Robust construction with ease of servicing access.
Rated for 24-hour operation.
IEC power connector.
Input impedance: Combo XLR input 78K balanced
Input impedance: Combo Phone input 20K balanced
Max input level: Combo XLR +24 dBu balanced
Max input level: Combo phone jack + 13.8 dBV (+15.8 dBu balanced)
Common mode rejection ratio: 40 dB typical @ 60 Hz
Nominal input level: Combo XLR + 4 dBu
Nominal input level: Combo phone jack -10 dBV (-8.2 dBu)
Power Output per Power Amplifier: 15 watts into 8 ohms @ 1 kHz @ 0.03% THD Both channels driven.
Power output each headphone output: 10mW into 50 ohms@ 1 kHz @0.06% THD Both channels driven.
Sensitivity Combo XLR Input: 82 dB SPL @ 1m @-10dBu (Volume Max) Stereo Mode 500 to 2 kHz band limited pink noise input.
Sensitivity Combo Phone Input: 82 db SPL @ 1m @-24dBV (Volume Max) Stereo Mode 500 to 2kHz band limited pink noise input.