Specifications; Power Amp Section; Preamp Section - Peavey Blazer 158 Operating Manual

SPECIFICATIONS
POWER AMP SECTION
Rated Power & Load:
15 W RMS into 4 ohms
Power @ Clipping: (Typically)
(5% THD, 1 kHz,
10 V AC line)
15 W RMS into 4 ohms
Total Harmonic Distortion:
Less than 0.5%, 100 mW to
10 W RMS, 60 Hz to 10 kHz,
4 ohms (typically below 0.296
Power Consumption:
40 W, 50/60 Hz, 120 V AC
PREAMP SECTION
The following specs are measured @ 2 kHz
with the controls preset as follows:
Channel Select Normal (Out)
Low & High & 10
Mid Q 0
SuperSat? & Post Gain @ 10
Reverb @ 0
Nominal Levels are with
Normal Gain @ 5
Minimum Levels are with
Normal Gain @ 10
Preamp Input:
(Normal channel)
Impedance: High Z, 220 K ohms
Nominal Input Level: 7 dBV,
450 mV RMS
Minimum Input Level: -23 dBV,
70 mv RMS
Maximum Input Level: 0 dBV,
1 V RMS
Preamp Input:
(Lead channel)
Impedance: High Z, 220 K ohms
Nominal Input Level: -64 dBV,
6 mv RMS
Minimum Input Level: 76 dBV,
15 му RMS
BLOCK DIAGRAM
Preamp Output:
Load Impedance: 10 K ohms
or groater
Nominal Output Level: -6 dBV,
0.5 V RMS
Headphone Output:
Load impedance: 4 ohms
ог greater
Nominal power output: 20 mW
into 4 ohms
(Stereo jack, monaural signal,
disconnects internal speaker
when phone plug is inserted)
System Hum & Noise
@ Nominal Input Level:
(20 Hz to 20 kHz unweighted)
80 dB below rated power
Equalization:
Special low, mid, & high passive
type EQ
LEAD
SWITCH
LOGIC
INPUT
NORMAL
LEVEL
SUPER GAIN
AMP
SUPERSATE
POST
This block diagram shows signal flow within the unit. In order to thoroughly understand the unit's functions, please study the block diagram carefully.
PREAMP
y сит
HEADPHONE