Channel 1 & 2 Inputs, Channel 3 Input, Channel 4 Input

KB®3

SPECIFICATIONS

PREAMP SECTION

The following preamp specs are measured @ 1 kHz‚ nominal signal levels are with channel level controls set at 5‚ minimum levels are with channel level controls set at 10.

Channel 1 & 2 Inputs:

Input Impedance: 100k

Nominal Input Level: 6 dBV‚ 2 V RMS

Minimum Input Level: -10 dBV‚ 316 mV RMS

Channel 3 Input:

Low Z Input Impedance: 10k Ohms

Nominal Input Level: -15 dBV‚ 178 mV RMS

Minimum Input Level: -33 dBV‚ 22 mV RMS

High Z Input Impedance: 75k

Nominal Input Level: -15 dBV‚ 178 mV RMS

Minimum Input Level: -33 dBV‚ 22 mV RMS

Channel 4 Input:

Input Impedance: 10k Ohms

Nominal Input Level: 0 dBV‚ 1 V RMS

Minimum Input Level: -25 dBV‚ 56 mV RMS

Headphone Output

Load Impedance: 8 Ohms or greater

Nominal Output: 100 mW RMS

Main Line Out

Output Impedance: <100

Output Level: 18 dBV

POWER AMPLIFIER SECTION

Rated Power & Load:

80 W RMS/4 Ohms or 60 W RMS/8 Ohms

(1 kHz, 1% THD @ 120 VAC line)

Frequency Response:

+0, -1 dB, 20Hz–20 kHz @ 30 W RMS/8 Ohms

DDT Dynamic Range:

Greater than 20 dB

DDT Maximum THD:

Below 0.5% THD for 6 dB overload Below 1% THD for 20 dB overload

Hum & Noise:

Greater than 100 dB below rated power

Power Consumption:

120 W @ 120V AC‚ 50/60 Hz‚ Domestic

120 W @ 220–230/240V AC‚ 60 Hz‚ Export

KB®2

SPECIFICATIONS

PREAMP SECTION

The following preamp specs are measured @ 1 kHz‚ nominal signal levels are with channel level controls set at 5‚ minimum levels are with channel level controls set at 10.

Channel 1 & 2 Inputs:

Input Impedance: 100 k

Nominal Input Level: 1.5 dBV‚ 1.2 V RMS

Minimum Input Level: -16 dBV‚ 158 mV RMS

Channel 3 Input:

Low Z Input Impedance: 10 k Ohms

Nominal Input Level: -21 dBV‚ 89 mV RMS

Minimum Input Level: -38 dBV‚ 13 mV RMS

High Z Input Impedance: 75 k