SPL Pre One Dual-Channel Microphone Preamplifier

Analog inputs & outputs; XLR & Jack (balanced)

• Maximum Input level (Mic, Gain +8 dB): +13.5 dBu
• Maximum Input level (Instrument, Gain -6 dB): +23.5 dBu
• Input impedance (Mic): 10 kΩ
• Input impedance (Inst): 1.1 MΩ
• Output impedance: 75 Ω
• Frequency range (30 dB Gain): 10 Hz–200 kHz
• THD+N (Mic, 30 dB Gain): 0.0028 %
• THD+N (Mic, 50 dB Gain): 0.014 %
• THD+N (Mic, 62 dB Gain): 0.017 %
• THD+N (Instrument, 0 dB Gain): 0.0039 %
• Equivalent Input Noise (EIN): 126 dBu
• Dynamic range: 117 dB
• Noise (Mic, A-weighted, 150 Ω load, 30 dB Gain): -95 dBu
• Noise (Mic, A-weighted, 150 Ω load, 50 dB Gain): -77 dBu
• Noise (Mic, A-weighted, 150 Ω load, 62 dB Gain): -68 dBu
• (CMMR) Common mode rejection Mic Input: >75 dB

Internal Power Supply

• Operating voltage for analog audio: +/- 17 V
• Operating voltage for relays and LEDs: +12 V
• Phantom power: +48 V
• Power consumption: 7,0 VA VA

External Power Supply

• AC/DC switching adapter: Mean Well GE18/12-SC
• Input: 100 - 240 V AC; 50 - 60 Hz; 0.7 A
• Output: 12 V DC; 1.5 A

Dimensions & Weight

• W x H x D (width x height incl. feet x depth): 210 x 49.6 x 220 mm / 8.23 x 1.95 x 8.66 inch
• Unit weight: 1.45 kg / 3.2 lbs
• Shipping weight (incl. packaging): 2 kg / 4.4 lbs