Peavey KB4/KB5 owner manual Power Amplifier Section

Models: KB4/KB5

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KB5

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 AND 3 INPUTS:

Input Impedance: 100K‚ Left/Mono

Nominal Input Level: -22 dBV‚ 79 mV RMS

Minimum Input Level: -40 dBV‚ 10 mV RMS

Nominal Input Level: -15 dBV‚ 178 mV RMS

Minimum Input Level: -33 dBV‚ 22 mV RMS

CHANNEL 4 INPUT:

Low Z Input Impedance: 5 k Ohms

Nominal Input Level: -28 dBV‚ 40 mV RMS

Minimum Input Level: -48 dBV‚ 4 mV RMS

High Z Input Impedance: 100 l‚ Left

Nominal Input Level: -5 dBV‚ 560 mV RMS

Minimum Input Level: -22 dBV‚ 79 mV RMS

Right: -1 dBV‚ 1.1 V RMS

Minimum: -16 dBV‚ 158 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 AND LOAD:

200 Watts RMS/4 Ohms or 150 Watts RMS/8 Ohms with DDT off

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

FREQUENCY RESPONSE:

+0, -1dB, 20Hz–20kHz @ 100 Watts RMS/

8 Ohms

TOTAL HARMONIC DISTORTION:

Less than 0.01% @ 1 kHz/8 Ohms Typically less than 0.08%‚ 20 Hz–20kHz

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 AND NOISE:

Greater than 100 dB below rated power

POWER CONSUMPTION:

300 Watts @ 120V AC‚ 50/60 Hz‚ domestic

300 Watts @ 220–230/240V AC‚ 60 Hz‚ export

KB4

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 AND 2 INPUTS:

Input Impedance: 100 k‚ Left/Mono

Nominal Input Level: -22 dBV‚ 79 mV RMS

Minimum Input Level: -40 dBV‚ 10 mV RMS

Nominal Input Level: -15 dBV‚ 178 mV RMS

Minimum Input Level: -33 dBV‚ 22 mV RMS

CHANNEL 3 INPUT:

Low Z Input Impedance: 5K Ohms

Nominal Input Level: -28 dBV‚ 40 mV RMS

Minimum Input Level: -48 dBV‚ 4 mV RMS

High Z Input Impedance: 100 k‚ Left

Nominal Input Level: -5 dBV‚ 560 mV RMS

Minimum Input Level: -22 dBV‚ 79 mV RMS

Right: -1 dBV‚ 1.1 V RMS

Minimum: -16 dBV‚ 158 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 AND LOAD:

100 Watts RMS/4 Ohms or 75 W RMS/8 Ohms with DDT off

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

FREQUENCY RESPONSE:

+0, -1dB, 20 Hz–20 kHz @ 60 Watts RMS/ 8 Ohms

TOTAL HARMONIC DISTORTION:

Less than 0.01% @ 1 kHz/8 Ohms Typically less than 0.08%‚ 20 Hz–20kHz

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 AND NOISE:

Greater than 100 dB below rated power

POWER CONSUMPTION:

150 Watts @ 120V AC‚ 50/60 Hz‚ Domestic

150 Watts @ 220–230/240V AC‚ 60 Hz‚ Export

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Peavey KB4/KB5 owner manual Power Amplifier Section

KB4/KB5 specifications

The Peavey KB4 and KB5 are highly regarded keyboard amplifiers, designed to cater to musicians and performers seeking superior sound quality and versatility. Known for their robust construction and innovative features, these amplifiers have established themselves as reliable tools in various performance settings, from small gigs to larger venues.

One of the standout characteristics of the KB series is its powerful multi-channel design. The KB4 features four channels, while the KB5 boasts five, allowing for multiple instruments or microphones to be connected simultaneously. Each channel is equipped with independent volume controls, enabling users to blend different sources seamlessly. This flexibility is ideal for performers who need to switch between instruments or layers of sound quickly.

Both amplifiers are constructed with high-quality components that ensure durability and long life. The cabinets are crafted from sturdy plywood, reducing unwanted resonance and contributing to clearer sound reproduction. The front grille is designed for maximum protection of the speaker components, making these amplifiers suitable for travel and gigging musicians.

The built-in reverb effect adds another layer of richness to the sound, providing musicians with the option to create ambient soundscapes or add depth to their performances. Users can easily adjust the level of reverb to suit their needs, enhancing their overall sound without the need for additional effects pedals.

The KB4 and KB5 also include a versatile EQ section, allowing users to shape their sound. With bass, mid, and treble controls, performers can tailor their tone to match the acoustics of different venues or to complement their instrument's characteristics. This means that regardless of the setting, users can achieve an optimal sound that meets their artistic vision.

For connectivity, the amplifiers include a variety of inputs, such as standard 1/4” jack inputs, making them compatible with a wide range of instruments, including keyboards, guitars, and even microphones for vocal performance. An auxiliary input facilitates the connection of external devices like smartphones or music players, adding to their versatility for practice or live jamming sessions.

In summary, the Peavey KB4 and KB5 keyboard amplifiers shine with their multi-channel capabilities, durable build, built-in effects, and adjustable EQ settings, making them essential gear for musicians seeking quality sound reinforcement. Whether used in practice or performance, these amplifiers deliver power and clarity, contributing to an improved musical experience.