| Amplifier | Zone 1 (Main): 35W RMS, remote-controlled mixer (3 user controls) with paging input level control on front panel
Zone 2: 4W RMS (8 Ohms), rear-panel mixer (trimmers) |
| Audio Inputs | 2x balanced, mic or line switch selectable on terminal blocks
2x unbalanced stereo summing inputs on RCA jacks
1x unbalanced amp in on RCA jack
Effects Loop: Unbalanced RCA jacks (preamp output from main mixer, input to power amplifier) |
| Gain Control | Inputs 1 and 2: Rear-panel single-turn trimmer |
| Maximum Input Level | Mic Inputs: -9 dBu; Balanced line inputs: + 20 dBu; Unbalanced Inputs: + 5 dBV (+11 dBV, one input); (for 1% THD+N at output) |
| Phantom Power | 24VDC (IEC 1938: 1996-12), switch-selectable for each mic input |
| Attenuation / Gain | Ducking/Muting Actuation: Automatic (Input 1 VOX: rear-panel adjustable signal threshold with LED indicator) or Manual (contact closure to ground)
Ducking/Muting Release Delay: Rear-panel single-turn trimmer, adjustable 2 to 6 seconds
Ducking/Muting: Switch-selectable for inputs 2, 3 and/or 4, 25 dB ducking attenuation, nominal |
| Power | External RDL Module Power Output: 24VDC, 100 mA maximum, ground-referenced
Power Supply (included): 100 to 240VAC, 50-60 Hz, 50 W; 24VDC output to amplifier chassis
Sleep Mode Power Consumption: < 1 W (amplifier and included power supply)
Sleep Mode Delay: 10 minutes to 2 hours (switch-selectable in 10 minute increments)
Sleep Mode Disable: Selectable
Active Mode Delay: 2 seconds (nominal) after input audio detected
Audio Detector Threshold: -80 dBu mic (at max input gain), -55 dBu balanced line (at max input gain), -42 dBV unbalanced |
| Input Level | Input level (to cross compressor threshold equaling 23W amplified output):
Mic Inputs: -50 dBu (2.5 mV), (front panel and rear trimmer at max.)
Balanced line inputs: -21 dBu (70 mV), (front panel and rear trimmer at max.) |
| Noise | Unbalanced Inputs: -15 dBV (180 mV), (front panel and rear trimmer at max., both inputs driven)
Mic or Balanced line inputs: -70 dB (below compressor threshold at max gain); Unbalanced Inputs: <-75 dB (max gain) |
| THD | < 0.5% (1 kHz at compressor threshold, main amp output); < 0.1% (line output, main) |
| CMRR | Mic inputs: > 50 dB (50 Hz to 120 Hz); Balanced line inputs: > 80 dB (50 Hz to 120 Hz, transformer-coupled input) |
| Compressor | Threshold 2dB below rated output, automatically adjusting attack and release times |
| Frequency Response | Mixer:
Mic to line output: ±1.5 dB (40 Hz to 25 kHz); Balanced line input to line output: ±1 dB (20 Hz to 20 kHz); Unbalanced line input to line output: ± 0.5 dB (20 Hz to 20 kHz)
Amplifiers:
±1 dB (50 Hz to 20 kHz) |
| Tone Controls | ±10dB @ 10 kHz, ±9 dB @ 100 Hz (front-panel) with center detent |
| Audio Outputs | -10 dBV nominal (316 mV), dual mono unbalanced RCA (main mixer; FLAT or EQUALIZED, switch-selectable on rear panel); 0 dBu nominal balanced, terminal block (zone 2 mixer)
MOH Output: 0 dBu nominal (775 mV), 600 Ohm transformer-isolated, 16 dB headroom |
| Amplifier Output | Zone 1 (main, <1% THD+N): 35 W RMS (4 Ohms), 32 W (8 Ohms) on detachable terminal block (switch-selectable 4 or 8 Ohm impedance)
Zone 2: 4 W (8 Ohms, on detachable terminal block) |
| Indicators | Front-panel: Signal present (4; 1 per input, green), Compressor activity (red), Power (bright=on, dim=standby, blue)
Rear-panel: dual-LED VU meter (for inputs 1 and 2, green/red), Ducking/muting threshold (yellow) |
| Power Conversion Efficiency | "Energy Star Program Requirements for Audio/Video" Version 2.0, applicable for passive remote control models (without muting) |
| Temperature | 32° F to 122° F Maximum; 68° F Recommended (0° C to 50° C Maximum; 20° C Recommended) |
| Dimensions (HxWxD) | 3.5 x 8.5 x 10" (8.89 x 21.6 x 25.4cm) |
| Weight | 5.6 lb (2.5kg) |
