Channel strip, microphone preamplifier [48 V, 120 Hz HP filter, polarity switch, DI], ELOP compressor [ratio 3:1, bypass], equalizer [adjustable mid-frequency call, high and low shelf filters], limiter [brick wall outdoor transistor], “Manley Power”, made in the USA
- Fully tube preamplifier with audio channel, using 1 x 12AX7 for amplification and 1 x 6922 as a white follower,
- Transformer balanced XLR microphone input impedance: 1200 Ω,
- XLR line input impedance: 10 kΩ,
- Unbalanced 1/4 inch direct input impedance: 1 MΩ,
- XLR direct output impedance: 50 Ω,
- Quiet input signal attenuator made of conductive plastic,
- Microphone preamplifier high-pass filter from 120 Hz with a slope of 6 dB/octave,
- Maximum compressor gain reduction: 16 dB,
- Compressor attack time: slowest 60 ms with minimum control, 30 ms in medium mode, fastest 5 ms with maximum control for 6 dB compression.
- Compressor release time: slowest – 1.5 s with minimum sound, 1 s with medium sound, fastest – 100 ms with maximum sound, with 6 dB compression.
- Maximum microphone input level (low gain setting): -5 dBu or 435 mV RMS at 0.5% THD,
- Maximum microphone input level (high gain setting): -25 dBu or 44 mV RMS at 0.5% THD,
- Maximum line input level (low gain setting): +13 dBu or 3.5 V RMS at 0.5% THD,
- Maximum line input level (high gain setting): -8 dBu or 300 mV RMS at 0.5% THD,
- Maximum direct input level (low gain setting): +24 dBu or 12 V RMS at 0.5% THD,
- Maximum direct input level (high gain setting): +17 dBu or 5.5 V RMS at 0.5% THD,
- Maximum insert return level: +20 dBu or 7.8 V RMS at 0.5% THD,
- Maximum preamplifier output level (insert send): +35 dBu or 43 V RMS at 0.5% THD,
- Maximum preamplifier output level (insert send): +22 dBu @ 600 Ω,
- Maximum main output level: +20 dBu,
- Insert send output impedance: 50 Ω,
- Insert return input impedance: 13 kΩ,
- Main output impedance: 50 Ω,
- Direct output dynamic range (as +4 dBv): 31 dB,
- Main output dynamic range (as +4 dBv): 16 dB,
- Dynamic range: > 90 dB,
- Frequency response: from 10 Hz to 20 kHz ±0.5 dB,
- Large, LED illuminated VU meter,
- Meter switch to read direct output level from preamplifier (1), main output (2) or compressor gain reduction,
- THD+N (1 kHz at +4 dBm): 0.04% at low gain setting,
- Noise level (gain set to minimum): -70 dB typical broadband noise,
- Microphone input gain: 40 or 60 dB,
- Line input gain: 20 or 40 dB,
- Maximum equalizer and limiter section gain level: 10 dB,
- Automatic mute during warm-up: 30 seconds
- Power consumption: max. 35 W,
- Operating mains voltage: from 90 to 254 V AC (internal universal power supply),
- Mains voltage frequency: 50~60 Hz,
- Dimensions: 48.3 x 8.9 x 17.8 cm (occupies 2 rack units),
- Device weight: 3.76 kg,
- Weight with packaging: 5.22 kg