Jeff Rowland Design Group 312 User Manual
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Output Power, Continuous RMS watts, both channels driven
500 watts @ 8 ohms, 1000 watts @ 4 ohms per channel
Frequency Response
5 Hz – 45 kHz, -3 dB @ 8 ohms
Peak Output Current
40 amps
Dynamic Range
120 dBa
Load Impedance Range
2 ohms – 16 ohms
Input Impedance
40k ohms
THD + Noise, 0.1 watts – 500 watts, 4 ohms
< 0.1%, Typically .01% @ 1 kHz
CCIF Intermodulation Distortion, 19/20 kHz
< .002%
Damping Factor @ 1 kHz
> 1000
Overall Gain (Balanced or Unbalanced)
Selectable Internal Jumper, 26 or 32 dB
Common Mode Rejection Ratio
> 90 dB, 20 Hz – 20 kHz
Absolute Phase
Non-inverting, Pin 2 Positive
Inputs
2 Balanced (XLR), 2 Unbalanced (RCA) (user selectable)
Outputs
2 pair Parallel Binding Posts per channel
Power Consumption
Idle – 35 watts, Maximum – 2000 watts
Amplifier Weight
70 lbs. / 32 kg
Amplifier Shipping Weight
83 lbs. / 38 kg
Overall Amplifier Dimensions (H) x (W) x (D)
10.5” x 15.5” x 18.3”
267mm x 394mm x 465mm
S P E C I F I C AT I O N S
OW N E R ’ S M A N UA L M O D E L 3 1 2 S T E R EO A M P L I FI E R