JEFF ROWLAND Concentra Owner's Manual - page 14
Concentra Performance Specifications
Output Power
Continuous RMS Watts
@ 8 ohms
100 watts
@ 4 ohms
150 watts
Bandwidth
0.5 Hz to 160 kHz, -3 dB
Slew Rate
30 volts per microsecond
THD and Noise
Less than 0.06% at rated power
Damping Factor
60, 20 Hz to 20 kHz, 8 ohms
Output Current
16 amps continuous, 28 amps peak
Gain Structure
Preamplifier Section
14 dB
Amplifier Section
26 dB
Volume Control Range
99.5 dB
Volume Control
Resolution
0.5 dB ± 0.05 dB over entire range
Input Impedance
36k ohm
Common Mode
Rejection Ratio
Greater than 60 dB, 20 Hz to 20 kHz
Power Consumption
100 watts idle; 550 watts maximum
Inputs
Balanced Line
3 per channel (XLR)
Unbalanced Line
3 per channel (RCA)
Record
1 per channel (RCA)
Unbalanced Phono (optional)
1 per channel (RCA)
Outputs
Balanced Pre Out
1 per channel (XLR)
Unbalanced Pre Out
1 per channel (RCA)
Record
1 per channel (RCA)
Speaker
1 pair binding posts per channel
Dimensions
17.5 in (W) x 14.35 in (D) x 5.75 in (H)
44.5 cm (W) x 36.2 cm (D) x 14.6 cm (H)
Weight
50 lbs (23 kg)
Because Jeff Rowland Design Group is constantly analyzing new
design improvements, we reserve the right to change or modify product
specifications without notice or obligation.