6 MCA AMPLIFIERS
TECHNICAL SPECIFICATIONS
INPUTS MCA 20 2 Single-Ended, 2 Balanced, 1 Relay Trigger (3.5 mm Mono Jack)
MCA 30 3 Single-Ended, 3 Balanced, 1 Relay Trigger (3.5 mm Mono Jack)
MCA 50 5 Single-Ended, 5 Balanced, 1 Relay Trigger (3.5 mm Mono Jack)
OUTPUTS MCA 20 2 Pairs Speaker Binding Posts, 1 Relay Trigger (3.5 mm Mono Jack)
MCA 30 3 Pairs Speaker Binding Posts, 1 Relay Trigger (3.5 mm Mono Jack)
MCA 50 5 Pairs Speaker Binding Posts, 1 Relay Trigger (3.5 mm Mono Jack)
SWITCHES Front Panel: Power On/Off Rear Panel: 3 On/Off Modes (Trigger, Manual, Auto)
POWER OUTPUT (Continuous, RMS, 20 Hz - 20 kHz, <1.0% THD, AC line voltage held constant at full load).
)
Impedance: 8 Ω 4 Ω 2 Ω
# of Channels Driven: 1 All 1 All 1 All
MCA 20 225 W 200 W 370 W 300 W 535 W 410 W
MCA 30 225 W 180 W 375 W 265 W 550 W 340 W
MCA 50 225 W 180 W 370 W 265 W 535 W 340 W *
*
Special Test Conditions Required
HEADROOM 1.45 dB (8 Ω); 2.3 dB (4 Ω)
POWER BANDWIDTH 10 Hz - 80 kHz (200 W @ 8 Ω)
FREQUENCY RESPONSE 20 Hz - 20 kHz, (-0.15 dB); 5 Hz - 100 kHz, (-2 dB)
THD&N 0.0015% @ 1 kHz; 0.03% @ 20 kHz (100 W into 8 Ω)
INPUT SENSITIVITY 1.5 VRMS for 225 W into 8 Ω
INPUT IMPEDANCE 10 kΩ (RCA); 15 kΩ (XLR)
DAMPING FACTOR 130 @ 1 kHz (ref. 8 Ω)
S/N RATIO 120 dBW, A-weighted (ref. 225 W)
CHANNEL SEPARATION >65 dB (100 Hz - 10 kHz)
VOLTAGE GAIN 29 dB
SLEW RATE 20 V/µs
POWER REQUIREMENTS MCA 20 800 VA @ maximum power output (8 Ω load)
MCA 30 1100 VA @ maximum power output (8 Ω load)
MCA 50 1800 VA @ maximum power output (8 Ω load)
DIMENSIONS MCA 20 17
1
/
4
” (43.8 cm) Wide x 7” (17.8 cm) High x 12
1
/
4
” (31 cm) Deep
MCA 30 17
1
/
4
” (43.8 cm) Wide x 7” (17.8 cm) High x 12
1
/
4
” (31 cm) Deep
MCA 50 17
1
/
4
” (43.8 cm) Wide x 7” (17.8 cm) High x 17
1
/
2
” (44.5 cm) Deep
NET WEIGHT MCA 20 35 lbs (16 kg)
MCA 30 41 lbs (18.5 kg)
MCA 50 61 lbs (27.5 kg)
NOTE: Measurements were performed with an Audio Precision System Two @ 120 VAC
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