Audio |
Input Signal Types |
Balanced or unbalanced analog line-level |
Output Power
Mode |
1 Channel Driven |
2 Channels Driven |
LoZ |
8 ohm: 25 W
4 ohm: 50 W |
8 ohm: 25 W
4 ohm: 25 W |
Hi-Z 70V |
50 W |
N/A |
Hi-Z 100V |
50 W |
N/A |
|
Frequency Response |
LoZ (4-8 Ohms): 20 Hz to 20kHz
+/-0.5 dB at 1 W;
Hi-Z (70V/100V): 90 Hz to 20kHz
+/-3 dB at 1 W;
HPF @ 80 Hz (+/-10 Hz),
-12 dB/Octave |
THD+N |
< 0.1 % at 1kHz @ -3 dB full rated output power |
S/N Ratio |
> 90 dBA, 20 Hz to 20kHz, balanced, Hi-Z |
Crosstalk |
-75 dB at 1 kHz |
Input Sensitivity |
1.23Vrms, +4 dBu balanced;
0.316Vrms, -10 dBV unbalanced;
For 25 W @ 8 Ohms
50 W @ 70V/100V |
Gain |
21.5 dB @ 8 Ohms, Balanced |
Wake Signal Threshold |
-57 dBu (1 mV) max |
Protection |
Clip limiter, over current, under voltage, over temperature, DC offset, extreme high frequency |
Connectors |
Speaker Output |
(1) 6-pin, 5.08 mm pitch, 12A plug with screw locking retainers;
Power amplifier outputs;
Wire Size: Terminals accept up to 12AWG (3.31 mm2)
|
ALS OUT |
(1) 3.5 mm connector, female;
Unbalanced line level audio outputs;
Maximum Output Level: 2.24Vrms, +7 dBV (+9.2 dBu);
Fixed audio output for assisted listening devices duplicates the summed audio input
|
AUDIO IN 1-2 (unbalanced) |
(2) RCA connectors, female;
Unbalanced line level audio inputs;
Maximum Input Level: 2.24Vrms, +7 dBV
(+9.2 dBu)
|
AUDIO IN 1-2 (unbalanced) |
(1) 3.5 mm connector, female;
Unbalanced line level audio inputs;
Maximum Input Level: 2.24Vrms, +7 dBV
(+9.2 dBu)
|
AUDIO IN 1-2 (balanced) |
(1) 5 pin 3.5 mm detachable terminal block;
Balanced line level audio inputs;
Maximum Input Level: 7.75Vrms, +20 dBu;
Input Impedance: 20k Ohms
|
REMOTE |
(1) 2 pin 3.5 mm detachable terminal block;
Connect to contact closure to place amplifier in standby mode.
|
G |
(1) M3 with captivated internal tooth lock washer screw;
Chassis ground lug
|
24V, 2.5A |
(1) External 60 W desktop power supply (24VDC/2.5A);
Mates with locking barrel connector DC cord;
Power supply included.
|
Controls & Indicators |
PWR |
(1) Bi-color white/red LED;
White indicates operating power supplied;
Red indicates standby mode.
|
FAULT |
(1) Red LED;
Indicates an over temperature or over current fault |
SIGNAL |
(1) Bi-color white/red LED;
White indicates input signal presence;
Red indicates input signal clipping/limiting |
Hi-Z |
(1) White LED;
Indicates speaker output is in Hi-Z (70V/100V) mode |
MONO/STEREO |
(1) Slide switch to select STEREO, MONO;
STEREO preserves channels;
MONO creates a mono downmix of the input signals |
Hi-Z/LoZ |
(1) Slide switch to select LoZ (low impedance 4-8 ohms) or Hi-Z (high impedance 70V/100V) |
VOLUME, BASS, TREBLE |
(3) Rotary knobs adjust volume, bass (+/- 6 dB), and treble (+/- 6 dB) levels |
Power |
Main Power |
24VDC, 2.5A;
100-240VAC, 50/60 Hz, 1.5A power supply included
|
Power Consumption |
14.6 W, 2 channels driven at 1/8th output power (4 ohms);
6 W, idle (Hi-Z mode)
|
Environmental |
Temperature |
41° to 104°F (5° to 40°C) |
Humidity |
10% to 90% RH (non‑condensing) |
Construction |
Chassis |
Metal, convection cooled (fanless) |
Front Panel |
Metal, black finish with polycarbonate label overlay |
Mounting |
Freestanding, surface mount, or 1/4 width 1 RU 19 in. rack mountable;
Gangable with other Crestron modular and X series products (adhesive feet and surface mounting brackets included);
Ganging kit and rack mounting kit optional
|
Knob Cover |
Polycarbonate transparent material |
Dimensions |
Height |
1.74 in. (44 mm) without feet;
1.85 in. (47 mm) with surface kit
|
Width |
4.33 in. (110 mm);
5.58 in. (142 mm) with surface kit
|
Depth |
6.99 in. (178 mm) without knob cover;
7.57 in. (192 mm) with knob cover |
Weight |
3.24 lb (1.5kg) |
Compliance |
ENERGY STAR, ErP (1275/2008/EC), UL 62368, FCC Class B commercial and residential use
|