Peavey PR 12 D Manual De Operación página 23

Enclosure:
Peavey PR 12D
(domestic)
Frequency Response:
47 Hz to 20 kHz
Low Frequency Limit (-3 dB point):
36 Hz
useable Low Frequency Limit (-10 dB
point):
42 Hz
Internal Power Amplifiers (@120
VAC line):
Woofer - 150 Watts @ less than 0.1%
distortion
Tweeter - 70 Watts peak dynamic power
50 Watts @ less than 0.1% distortion.
Nominal Sensitivity (1W @1M, swept
sine input in anechoic environment):
97 dB
Maximum Sound Pressure Level:
120 dB music peak
Nominal Radiation Angles:
90˚ horizontal by 40˚ vertical
Transducer Complement:
12" heavy duty woofer and RX ™ 14 1.4"
titanium diaphragm compression driver
tweeter
Box Tuning Frequency (Fbox):
55 Hz
Electroacoustic Crossover
Frequency: 2,000 Hz
Crossover Type:
Internal Electronic two-way crossover
with CD horn EQ, level matching, bass
boost and subsonic filtering.
Peavey PR
SPECIFICATIONS
Crossover Slopes:
18 dB/octave (third order) low pass,
18 dB/octave (third order) high pass,
both with staggered poles and driver
EQ. Unit has horn spatially aligned
with woofer.
Electronic Input Impedance
(Nominal): 10 k Ohms unbalanced, 20 k
Ohms balanced line level, 2.4 k Ohms
balanced mic level.
Input Connections:
One combo female XLR/ 1/4" phone
jack providing balanced operation,
with switch selectable mic or line level
sensitivity. Also has two 1/4" phone
jack line level unbalanced input and
output.
Enclosure Materials and Finish:
Injection-molded polypropylene of a
nominal thickness of 1/4" with internal
ribbing and bracing, and with textured
finish. Molded material is black.
Mounting:
Subwoofer pole-mounting via molded-
in mount, flying via Versamount ™ 70
and four rubber feet for floor use.
Dimensions:
23.69" (60.2 cm) tall by 17.81"
(45.2 cm) wide {10.00"/25.4 cm in rear}
by 13.75" (34.9 cm) deep"
Optional Accessories:
Impulse 200 Floor Monitor Kit
®
(FG# 00370480)
Net Weight:
28 lbs.
23
12D
®
Additional Remarks:
Also available as a passively crossed-
over unit, the Peavey PR 12.
ELECTRONICS AND AMPLIFIER
SPECIFICATIONS:
Electronic Input Impedance
(Nominal): Primary balanced input: 20 k
Ohms line level sensitivity selected, 2.4
k Ohms mic level sensitivity selected,
10 k Ohms unbalanced 1/4".
Mic Switch Sensitivity Increase:
30 dB
Infrasonic filter protection:
36 dB/octave roll-off
Woofer servo that subtracts error so
that the woofer cone follows the drive
waveform precisely.
Constant Loudness (Fletcher-Muson)
circuit for accenuating bass and treble
at low listening volume levels.
Nominal Amplifier Frequency
Response: +0, -1 dB from 10 Hz to 30
kHz
Hum and Noise:
Greater than 90 dB below rated power
DDT Dynamic Range:
Greater than 14 dB
THD and IM:
Typically less than 0.1 %
Damping Factor:
Greater than 100 @ 1000 Hz, 8 Ohms
Power requirements of Peavey
PR 12P System (domestic):
™
Nominal 110 Watts, 120 VAC, 60 Hz