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Specifications
RMX 850a RMX 1450a RMX 2450a
OUTPUT POWER in watts
8Ω / FTC 20 Hz - 20 kHz / 0.1% THD
8Ω / EIA 1 KHZ / 0.1% THD
4Ω / FTC 20 HZ - 20 KHZ / 0.1% THD
4Ω / EIA 1 KHZ / 0.5% THD
2Ω / EIA 1 KHZ / 1% THD
Bridge Mode
8Ω / FTC 20 Hz - 20 kHz / 0.1%THD
8Ω / EIA 1 kHz / 0.1%THD
4Ω / EIA 1 kHz / 1%THD
185 W
200 W
280 W
300 W
430 W
530 W
600 W
830 W
260 W
300 W
400 W
500 W
700 W
800 W
900 W
1400 W
450 W
500 W
650 W
800 W
1200 W
1300 W
1500 W
2400 W
DYNAMIC HEADROOM 2 dB @ 4 ohms
DISTORTION
SMPTE-IM
<0.01% <0.02%
FREQUENCY RESPONSE
(at 10 dB below rated output power)
20 Hz to 20 kHz, 8 ohms, LF Filter bypassed: +0, -1 dB
5 Hz to 50 kHz, 8 ohms, LF Filter bypassed: +0, -3 dB
DAMPING FACTOR >300 @ 8 OHMS
NOISE (unweighted) 100 dB below rated output from 20 Hz to 20 kHz
VOLTAGE GAIN 31.6x (30 dB) 40x (32 dB) 50x (34 dB)
INPUT SENSITIVITY, V RMS
full rated power @ 8 ohms
1.15 Vrms (+3.4 dBu) 1.15 Vrms (+3.4 dBu) 1.23 Vrms (+4.0 dBu)
INPUT IMPEDANCE (all models) 20 kΩ balanced / 10 kΩ unbalanced
CONTROLS (all models) Front: AC switch, Ch. 1 and Ch. 2 gain / Rear: 10-position DIP switch
INDICATORS (all models) POWER: Blue LED / CLIP: Red LED, 1 per channel / SIGNAL: Green LED, 1 per channel
CONNECTORS (all models) Input: Active balanced; XLR and ¼" (6.3 mm) TRS and barrier strip
Output: “Touch-Proof” binding posts and NL4
COOLING (all models) Continuously variable speed fan, back-to-front air flow
Stable into reactive or mismatched loads
AMPLIFIER PROTECTION (all models) Full short circuit, open circuit, thermal, ultrasonic, and RF protection
LOAD PROTECTION Turn-on/turn-off muting / AC Coupling Turn-on/turn-off muting / DC Fault
OUTPUT CIRCUIT TYPE
AB: Class AB complementary linear output
H: Class AB complementary linear output with Class
H 2-step high efficiency circuit
Class AB Class H
DIMENSIONS (all models) (H x W x D) 3.5" x 19.0" x 15.9" (89 mm x 483 mm x 404 mm)
WEIGHT Shipping: 41 lb. (18.6 kg)
Net: 35 lb. (15.9 kg)
Shipping: 46 lb. (20.9 kg)
Net: 40 lb. (18.2 kg)
Shipping: 50.5 lb. (23 kg)
Net: 44.5 lb. (20.2 kg)
CURRENT CONSUMPTION @ 120 VAC
(both channels driven)
Multiply currents by 0.5 for 230V units
Typical Full Max
Idle 0.5 A
8Ω 3 A 4.1 A 7.4 A
4Ω 4.5 A 6.6 A 11.5 A
2Ω 6.5 A 9.5 A* 17 A*
Typical Full Max
Idle 0.5 A
8Ω 3.7 A 5.4 A 10 A
4Ω 6 A 9.6 A 16 A
2Ω 9.3 A 14.7 A* 25 A*
Typical Full Max
Idle 0.6 A
8Ω 4 A 9.7 A 16.4 A
4Ω 6.3 A 15.6 A 27 A
2Ω 9.2 A 23 A* 41 A*
POWER CONSUMPTION NOTES
.
.
Typical:
1/8 power with pink noise represents typical program with occasional clipping.
Full:
1/3 power with pink noise represents severe program with heavy clipping
Maximum:
Continuous sine wave at 1% THD clipping
POWER REQUIREMENTS 100, 120 or 240 VAC, 50/60 Hz