Radio Design Labs RM-MP12A Audio Monitor Panel12 Line or Speaker Input

Inputs (12):

+4 dBu, 25 V, 70.7 V, 100 V (set by rear-panel switches)

Input Level:

-11 dBu to +9 dBu (+4 dBu input) 25 V, 70.7 V, 100 V (calibrated with gain trim set fully counter-clockwise)

Headroom:

> 18 dB (above calibrated input level)

Gain:

0 dB to 20 dB (Adjustable for speaker-level input, 25-turn trim potentiometer)
-5 dB to 15 dB (+4 dBu input)

Frequency Response:

10 Hz to 20 kHz (+/-0.25 dB)

THD+N:

< 0.010% (20 Hz to 20 kHz)

Intermodulation Distortion:

< 0.025% (20 Hz to 20 kHz)

Channel to Channel Crosstalk:

< -80dB (10Hz to 20 kHz)

Residual Noise:

< -80 dB (Channel ON; referred to +4 dBu)

OFF Attenuation:

> 80 dB (10 Hz to 20 kHz)

Indicators per Channel (2):

Red channel active LED above button; Variable intensity audio level LED for each input (minimum intensity at -15 dB, maximum intensity at 0 dB)

CMRR:

> 75 dB (50 to 120 Hz)

Outputs (4):

150 Ohms, +4 dBu fixed level (balanced or unbalanced via plug-in terminal block)
150 Ohms, +4 dBu variable level (balanced, controlled by front-panel volume knob)
4.5 W RMS external speaker connection (use of external speaker disconnects internal speaker) 100 mW ??-inch stereo headphone jack

Power Requirement:

GROUND-REFERENCED, 24 to 33 Vdc @ 700 mA

Dimensions:

Height:

1.75", 4.40 cm

Depth:

5.35". 13.60 cm

Ambient Operating Environment:

0⁰ C to 55⁰ C