JEFF ROWLAND Coherence Owner's Manual - page 16
Coherence Performance Specifications
Overall Gain
Adjustable for each input ±20 dB relative
to unity gain (0 dB) in 0.5 dB increments
Input Impedance
Adjustable for each input
Unbalanced
18k or 600 ohms
Balanced
18k or 600 ohms
Output Impedance
Unbalanced
50 ohms
Balanced
50 ohms
Maximum Input Level
13 volts RMS at 0 dB gain
Maximum Output Level
13 volts RMS (24 dBm)
Output Noise Level
12 microvolts
20-20 KHz bandwidth, 0 dB gain
Signal To Noise Ratio
Greater than 96 dB
Channel Separation
Greater than 110 dB, @ 20-20 KHz
bandwidth
Frequency Response
5 Hz-160 KHz, -3 dB
THD + Noise
0.0016% 10 volt output, 600 ohm load
Gain Range
63.5 dB, 127 equal increments
Gain Resolution
0.5 dB ± 0.03 dB over entire range
Channel Balance
± 0.03 dB throughout entire range
Dimensions
17.5 in W x 12.0 in D x 3.7 in H
44.5 cm W x 30.9 cm D x 9.40 cm H
Weight
40 lbs (18 kg)
Power Supply Specifications
Power Consumption
40 watts maximum, 10 watts nominal
Mains Voltage
100V, 120V, 220V, 240V, 50/60 Hz
Battery Complement
2 each 12 volt, 7.2 amp/hour
user replaceable sealed, lead calcium,
maintenance-free batteries
Battery Service Life
5-8 years
AC Unassisted Run Time
14-18 hours based upon
initial battery full charge
Dimensions
17.5 in W x 11.2 in D x 3.7 in H
44.5 cm W x 28.4 cm D x 9.40 cm H
Weight
43 lbs (19.5 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.