Peavey KB2 Musical Instrument Amplifier User Manual


 
16
PPRREEAAMMPP SSEECCTTIIOONN
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.
CChhaannnneell 11 && 22 IInnppuuttss::
Input Impedance: 100 k
Nominal Input Level: 6 dBV‚ 2 V RMS
Minimum Input Level: -10 dBV‚ 316 mV RMS
CChhaannnneell 33 IInnppuutt::
Low Z Input Impedance: 10 k Ohms
Nominal Input Level: -15 dBV‚ 178 mV RMS
Minimum Input Level: -33 dBV‚ 22 mV RMS
High Z Input Impedance: 75 k
Nominal Input Level: -15 dBV‚ 178 mV RMS
Minimum Input Level: -33 dBV‚ 22 mV RMS
CChhaannnneell 44 IInnppuutt::
Input Impedance: 10 k Ohms
Nominal Input Level: 0 dBV‚ 1 V RMS
Minimum Input Level: -25 dBV‚ 56 mV RMS
HHeeaaddpphhoonnee OOuuttppuutt
Load Impedance: 8 Ohms or greater
Nominal Output: 100 mW RMS
MMaaiinn LLiinnee OOuutt
Output Impedance: <100
Output Level: 18 dBV
PPOOWWEERR AAMMPPLLIIFFIIEERR SSEECCTTIIOONN
RRaatteedd PPoowweerr && LLooaadd::
80 W RMS/4 Ohms or 60 W RMS/8 Ohms
(1 kHz, 1% THD @ 120 VAC line)
FFrreeqquueennccyy RReessppoonnssee::
+0, -1 dB, 20Hz–20 kHz @ 30 W RMS/8 Ohms
DDDDTT DDyynnaammiicc RRaannggee::
Greater than 20 dB
DDDDTT MMaaxxiimmuumm TTHHDD::
Below 0.5% THD for 6 dB overload
Below 1% THD for 20 dB overload
HHuumm && NNooiissee::
Greater than 100 dB below rated power
PPoowweerr CCoonnssuummppttiioonn::
120 W @ 120V AC‚ 50/60 Hz‚ Domestic
120 W @ 220–230/240V AC‚ 60 Hz‚ Export
KKBB
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33
SSPPEEZZIIFFIIKKAATTIIOONNEENN
PPRREEAAMMPP SSEECCTTIIOONN
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.
CChhaannnneell 11 && 22 IInnppuuttss::
Input Impedance: 100 k
Nominal Input Level: 1.5 dBV‚ 1.2 V RMS
Minimum Input Level: -16 dBV‚ 158 mV RMS
CChhaannnneell 33 IInnppuutt::
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
Nominal Input Level: -21 dBV‚ 89 mV RMS
Minimum Input Level: -38 dBV‚ 13 mV RMS
CChhaannnneell 44 IInnppuutt::
Input Impedance: 10 k Ohms
Nominal Input Level: 0 dBV‚ 1 V RMS
Minimum Input Level: -25 dBV‚ 56 mV RMS
HHeeaaddpphhoonnee OOuuttppuutt
Load Impedance: 8 Ohms or greater
Nominal Output: 100 mW RMS
MMaaiinn LLiinnee OOuutt
Output Impedance: <100
Output Level: 18 dBV
PPOOWWEERR AAMMPPLLIIFFIIEERR SSEECCTTIIOONN
RRaatteedd PPoowweerr && LLooaadd::
45 W RMS/8 Ohms/low channel
12 W RMS/8 Ohms/high channel
(1 kHz, 1% THD @ 120 VAC line)
DDDDTT DDyynnaammiicc RRaannggee::
Greater than 20 dB
DDDDTT MMaaxxiimmuumm TTHHDD::
Below 0.5% THD for 6 dB overload
Below 1% THD for 20 dB overload
HHuumm && NNooiissee::
Greater than 90 dB below rated power
PPoowweerr CCoonnssuummppttiioonn::
150 W @ 120V AC‚ 50/60 Hz‚ Domestic
150 W @ 220–230/240V AC‚ 60 Hz‚ Export
CCrroossssoovveerr::
Fixed‚ 18 dB/octave‚ 3.5 kHz crossover
frequency
KKBB
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22
SSPPEEZZIIFFIIKKAATTIIOONNEENN