RCF P4228 Specifications

P4228

OUTDOOR/INDOOR TWO WAY SPEAKER SYSTEM

p/n. 130.00.199

The P 4228 is a weatherproof full range, wide-dispersion,
two ways loudspeaker system offering substantial power
and efficiency for a variety of professional indoor or outdoor
applications.
The highfrequency section is a constant directivity CMD horn
loaded with a 1.4” RCF Precision Neodymium compression driver
with a 2.5” diaphragm assembly for smooth, wide dispersion.

The low-frequency transducer is a double 8” woofer with a 2.5”
voice coil. The cabinet is a single piece rotational moulded in
medium density polyethylene, fully UV protected.
The cabinet is equipped with 4 x M 8 brass inserts, a stainless
steel U-Bracket The front logo is in aluminium and rotatable.
The grille is in custom perforated aluminium with open-cell fibres
and water repellent woven fabric backing.
P 4228 is suitable for indoor and outdoor applications/
installations, it meets the requirements of IP 55 code
(International Protection Rating).

130.60.119 AC P28 A-BR
Cluster brackets for P4228 and P5228-L
(including 4 brackets to cluster 2 speakers)

34

FEATURES

Weatherproof cabinet IP 55

Aluminium grill and stainless steel bracket

Two 8” high-output LF transducer with 2.5” voice coil

One RCF Precision Neodymium 1.5” Compression Driver with 2.5” voice coil

110° x 60° constant directivity horn

2° X 15° enclosure sides for array configurations

Active Mosfet Compression Driver Protection

LICC (Low Impedance Compensated Crossover) network

Input connector 4 pole Amphenol IP 67

APPLICATIONS

Outdoor Sound Reinforcement in small and medium spaces

High-Level AV Playback

Flown cluster configurations

Large speech systems

Music Sound Reinforcement

RESPONSE 1W/1m

IMPEDANCE

SYSTEM

FREQ. RANGE (-10 dB):

FREQ. RANGE (-3 dB):

HORIZ. COVERAGE ANGLE (-6 dB):

VERTICAL COVERAGE ANGLE (-6 dB):

DIRECTIVITY FACTOR; Q:

SYSTEM SENSITIVITY:

RATED MAXIMUM SPL:

SYSTEM NOMINAL IMPEDANCE:

SYSTEM INPUT POWER RATING RMS:

SYSTEM INPUT POWER RATING PEAK:

RECOMMENDED AMPLIFIER:

HF PROTECTION:

CROSSOVER:

P SERIES

80 Hz - 20 kHz

100 Hz - 20 kHz

110°

60°

9

97 dB , 1W @ 1m

129 dB, @ 1m

8 Ohm

400 W

1600 W

800 W

Dynamic

1.1 kHz

BEAMWIDTH
vs. FREQUENCY

DIRECTIVITY
INDEX AND Q

CSI PRODUCT SPECIFICATIONS FOR DESIGNERS, SPECIFIERS, AND CONSULTANTS
(ALSO KNOWN AS “A&E SPECIFICATIONS”)

The following are “Part 2 Products” CSI-type specifications. It is assumed that “Part 1 General –
Administrative and Procedures” and “Part 3 Execution – Installation and Maintenance” are part of an
overall audio system or project specification.

PART 2 PRODUCTS

2.01 Approved Manufacturer/Product

A. RCF, Via Raffaello 13, 42124 , Reggio Emilia, Italy.- B. Model number: P4228

2.02 Design

Configuration Compact 2 way speaker - LF Sub-section 2 x 8” woofer, 2.5” voice coil - HF Sub-section

1.4” neodymium, 2.5” voice coil.

2.03 Acoustical Proprieties

Nominal dispersion angle: Horizontal: 110° - Vertical: 60° - Axial Frequency range: 80Hz-20kHz - Axial
Sensitivity: 97 dB, 1W @ 1m - Power handling: Applicable power 400W RMS - Musical power 800W ­Peak power 1600W - Nominal Impedance: 8 Ohm.

2.04 Physical Properties

Enclosure: Trapezoidal, 2° Horizontal side angles, 15° Vertical side angle, 8 mm Polyethylene
rotomoulded - Rigging insert: 4 x M8 + U-Bracket and Pair of spacers - Color: Grey, - Grille: Custom
perforated aluminium grille with open-cell fiber and water repellent woven fabric backing - Input
System: 4 pole Amphenol - Dimensions: (H x W x D): 22.28” x 10.55” x 16.23” - 566 x 268 x 250 mm ­Weight: 29.7 lb - 13.5 Kg.

TRANSDUCERS

LOW FREQUENCY:

NOMINAL IMPEDANCE:

INPUT POWER RATING:

SENSITIVITY:

HIGH FREQUENCY:

NOMINAL IMPEDANCE:

INPUT POWER RATING:

SENSITIVITY:

PHYSICAL

ENCLOSURE:

RIGGING INSERTS:

COLOR:

GRILLE:

INPUT CONNECTORS:

DIMENSIONS
(HxWxD):

WEIGHT:

2x8” (200 mm) woofer with

2.5” (64 mm) coil

16 Ohm

300 W AES ; 1200 W Peak

95 dB, 1W @ 1m

1.4”(35.5mm) throat, 2.5” (63.7 mm)
coil diaphragm assembly

8 Ohm

90 W AES ; 360 W Peak

110 dB, 1W @ 1m

Trapezoidal, 2° Horizontal side angles,

15° Vertical side angle,

8 mm Polyethylene rotomoulded

4 x M8 + U-Bracket and Pair of spacers

Gray

Custom perforated aluminium grille

with open-cell fiber and water

repellent woven fabric backing

4 pole Amphenol

22.28” x 10.55” x 9.84”
566 x 268 x 250 mm

29.7 lb - 13.5 Kg