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Technical Specification
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Inputs
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10 stereo analogue, plus 10 stereo AES/EBU digital
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+18dBu (analogue)/0dBFS (digital)
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>60dB typical
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20kohms (analogue) 110 ohms (digital with termination switchable)
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32 to 192kHz, converted internally to 48kHz
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0, +6, +12 or +18dB digital gain (switchable)
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Front panel rotary control with indicator LEDs
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Line Level Outputs
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1 x stereo analogue or AES/EBU digital (switchable)
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Unity or variable, following volume control (switchable)
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+18dBu (analogue)/0dBFS (digital)
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<50 ohms (analogue)/110 ohms (digital)
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48kHz
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<0.02% (1kHz, +8dBu output)
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-84dB RMS, unity gain ref +8dBu output
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20Hz-20kHz +0/-0.5dB
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Analogue I/O, ref 0dBu <-90dB <-85dB
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Audio Modifiers
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Illuminated front panel pushbuttons
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Reduces speaker audio level by 10dB
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Mutes left/right speaker audio
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Combines left and right audio inputs
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Inverts phase of right audio input
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Converts stereo input to Middle (sum) and Side (difference) signals
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User-Variable Equalisation
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Parametric
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Five
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200Hz to 18kHz
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0.25 to 2 octaves
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+/-12dB
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Via USB/serial control port
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Amplifier/Loudspeakers
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Three-way with stereo mid/high-frequency drivers & mono low-frequency driver
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2 x 5W (HF) + 20W (LF) with protective limiter
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500Hz (3rd order Butterworth)
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< 0.05% (1kHz, 3W output)
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< 0.05% (100Hz, 6W output)
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More than 80dB below full output
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Mute to full volume via front panel rotary control
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+/-6dB via front panel rotary control
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102dB SPL @ 2ft
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Level Metering
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2 x 53-segment tri-colour LED bargraphs
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Selectable by switch from: 1. Dual BBC PPM + standard VU 2. BBC PPM 3. EBU PPM 4. Nordic PPM 5. AES/EBU
digital PPM 6. DIN PPM 7. Standard VU 8. Extended VU
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According to selected characteristic
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According to selected characteristic
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Phase Metering
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5-segment, indication at 0, 45, 90, 135 and 180 degrees
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Remote Control
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Slave device, 19200 baud
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RS232, 19200 baud, 3-wire connection
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1. Audio underlevel/fail (latching) 2. Audio overlevel (latching) 3. Sustained phase error (latching) 4.
AES/EBU input unlock (non-latching) Open-collector outputs rated at 30V, 50mA maximum Output low/conducting
in normal condition (no alarm)
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1. Mute audio 2. Dim audio 3. Alarm reset Pull-to-ground to activate inputs
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Status Indicators
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Indicates loudspeaker protection limiter is active
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Indicates internal digital clipping due to overlevel
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Indicates lock achieved on selected digital input(s)
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For future use
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Connectors
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3 x D-type 25-pin female (balanced, may be unbalanced)
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2 x XLR 3-pin male (balanced, maybe unbalanced)
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1/4" (6.35mm) A-gauge 3-pole stereo jack socket
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Type B socket
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D-sub 9-pin female
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D-sub 15-pin male
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Filtered 3-pin IEC male, continuously rated 85 - 264VAC, 47 - 63Hz, fused, 60W peak, 30W average
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Physical Specification
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48cm (W) x 30.5cm (D) x 4.4cm (H) (1U) 19" (W) x 12" (D) x 1.73" (H) (1U)
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55cm (W) x 43cm (D) x18cm (H) 21.7" (W) x 16.9" (D) x 7.1" (H)
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4.5kg 10lbs
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5.9kg 13lbs
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