Jeff Rowland Concentra 2 – Specs

● Dimensions (W x H x D / mm): 445 x 146 x 362
● Weight: 23 Kg
● Output: 150W + 150W (8Ω), 250W + 250W (4Ω)
● BANDWIDTH: 0.1 Hz to 160 kHz, -3 dB
● SLEW RATE: 30 volts per microsecond
● THD AND NOISE: less than 0.01% at rated power
● DAMPING FACTOR:> 60, 20 Hz to 20 kHz
● GAIN STRUCTURE:
14 dB Preamplifier section
26 dB Amplifier section
● VOLUME CONTROL RANGE: 99.5 dB
● VOLUME CONTROL RESOLUTION: 0.5 dB + / – 0.05 dB over entire range
● Input impedance: 36 kohms Balanced or Unbalanced
● COMMON MODE REJECTION RATIO: greater than 60 dB, 20 Hz to 20 kHz
● Power consumption: 150 watts idle; 550 watts maximum
● Input:
Balanced 3 x XLR per channel
Unbalanced 3 x RCA per channel
● Output:
1 pair 5-way binding posts per channel
1 pair balanced pre-out via XLR
1 pair unbalanced pre-out via RCA