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The RDL ST-MA2 is simply a miniature mono amplifier designed to drive a small desk top or overhead mounted speaker of up to 2 watts RMS. The ST-MA2 features provisions for remote muting or attenuation. The amplifier is an ideal choice for boardroom meetings, courtroom proceedings, classrooms, lecture halls and more.
Amplifier and Remote Muting
The ST-MA2 is a miniature single monitor amplifier with remote muting capability.
The audio output will drive standard speakers from 4 to 45 ohms.
Normal gain is adjusted with a recessed trim control dial.
In the Box
RDL ST-MA2 Muting Monitor Amplifier
3 Year Warranty
Table of Contents
20k ohm Balanced or Unbalanced Bridging
-10dBV minimum for 2W RMS
8 ohms (will drive 4 ohm loads)
1.75W RMS Continuous;
2W RMS max
THD & Noise
< -80dB (below 2W RMS)
Attenuation / Gain
> 90dB (1 kHz),
> 85dB (300Hz to 3kHz)
> 75dB (20Hz to 20kHz)
24 to 33VDC @ 200mA for rated
output (220mA @ 2W RMS)