CX/CA81

CX/CA81

Compact Two-Way Complex Conic Loudspeaker Systems

Every C Series loudspeaker is engineered by Renkus-Heinz to unrivaled standards of quality and innovation. Before we’ll ship them, your loudspeakers have to meet our exacting requirements, for performance that will make you proud and durability that will keep you sounding great.

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C81

8-inch Heavy Duty Woofer + 1-inch titanium HF driver

Sound that makes performances and audiences truly come alive doesn't come easy. But C Series loudspeakers put the power of unique Renkus-Heinz developments like Complex Conic Horns to work for you. Versatile enclosure designs, go-anywhere hardware and rugged construction help solve your sound reinforcement challenges easily and quickly.

The C81 features an 8-inch heavy duty woofer and a 1-inch titanium HF driver.

CX81 Non-Powered Loudspeakers
For use with external amplification



Key Features

• High Volume Output, Small Enclosures
70 Hz to 20 kHz ±3 dB: Outstanding, full-range performance in an extremely compact, space-saving design.

• Exclusive 120° x 60° Complex Conic Design
Provides constant beamwidth/directivity without the problems of conventional rectangular horns; can be rotated 90° within the cabinet for wide or deep listening spaces.

• 1-inch Extended Range Titanium HF Driver
Provides smooth, low distortion high frequency performance to 20 kHz and beyond.

• Heavy-Duty 8-inch Woofer
Easily handles 250 Watts of program power.



Applications

• Virtually any application where size is a critical issue and outstanding sonic performance is required.

Permanent Installations

• Ideal for fills, delays, distributed and playback systems Churches, schools, sports venues, board rooms, malls, transportation venues, retail environments

Portable Applications

• Ideal solution for portable, compact, full-range sound reinforcement requirements.
• Performing artists, rental A/V, schools, churches, etc.

Technical Information

Sensitivity: CX81
96 dB (1W/1m)
Max SPL: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
123 dB peak
Dispersion: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
120° x 60°
Freq. Response: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
± 3 dB, 90 Hz to 20 kHz
HF Driver: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
1" Titanium driver, model SSD1445-16; 20 W AES
LF Driver: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
8" woofer, model SSL8-20; 1" VC; 125 W AES @ 16 Ohms
Enclosure: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
Poplar Ply, perforated metal grille
Finish: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
Black or White Paint
Power: CX81
125 W AES @ 16 Ohms
250 W Pgm @ 16 Ohms
CA81-A
CA81-RN
CA81-RD1
CA81-RD
See SA625 Amplifier
Connectors: CX81
Screw terminals & looping 4-pin Neutrik SpeakOn style connectors
CA81-A
CA81-RN
CA81-RD1
CA81-RD
See SA625 Amplifier
Hardware: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
12-point Universal Mounting Hardware
(Metric M6 threads)
M10 U-bracket attachment points
Dimensions: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
21" H x 10-5/16" W x 10-1/2" D
262 mm H x 533 mm W x 267 mm D
Weight: CX81
CA81-A
CA81-RN
CA81-RD1
CA81-RD
25 Lbs / 11.3 kg, Net

SA625 Amplifier Specifications

Audio Connections: CA81-A
2 x XLR-3, In & Loop-out, Analog
CA81-RN
2 x XLR-3, In & Loop-out, Analog & AES
CA81-RD1
2 x XLR-3, In & Loop-out, Analog and AES
2 x RJ45 Dante & Ethernet (looping)
CA81-RD
2 x XLR-3, In & Loop-out, Analog and AES
2 x RJ45 Dante Primary & Secondary Ethernet
Network Connections: CA81-RN
2 x RJ45, Looping Ethernet/RHAON
CA81-RD1
2 x RJ45 Dante/Ethernet/RHAON (Note: Dante and RHAON share a single Ethernet network.)
CA81-RD
2 x RJ45 Dante Primary & Secondary Ethernet/RHAON (Note: Dante and RHAON share a single or redundant Ethernet network.)
Maximum Input Level: CA81-A
+22 dBu, Analog
CA81-RN
CA81-RD1
CA81-RD
+22 dBu, Analog, 0 dBFS digital
User DSP: CA81-A
CA81-RN
CA81-RD1
CA81-RD
Eight fully parametric filters, high and low shelf, high and low pass filters, delay to 340 ms.
Software: CA81-RN
CA81-RD1
CA81-RD
RHAON II
Latency: CA81-A
CA81-RN
6.25 ms
CA81-RD1
CA81-RD
6.25 ms + Dante transport latency
Power Output: CA81-A
CA81-RN
CA81-RD1
CA81-RD
LF= 250 watts, @ 16 ohms / HF = 125 watts @ 16 ohms. Multi-band peak and thermal limiting on all channels protects the drivers.
Mains Voltage: CA81-A
CA81-RN
CA81-RD1
CA81-RD
100-240 volts, 50/60 Hz auto-switching
Power Connector: CA81-A
CA81-RN
CA81-RD1
CA81-RD
Neutrik powerCON TRUE-1
Temprature Limits: CA81-A
CA81-RN
CA81-RD1
CA81-RD
Max.: 140º F/60º C, with no direct sun exposure; Min.: -22º F/-30º C; leave unit on to keep interior warm below 32º F/0º C.
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Data PDF2D PDF2D ACAD3D ACADA & EUser ManualSeries BrochureEASE Data
CX81ViewViewViewView
CA81-AViewViewViewView
CA81-RNViewViewViewView
CA81-RD1ViewViewViewView
CA81-RDViewViewViewView
Additional Downloads
FileDocument TypeModelsDescription
CX81 Split Grille
C Series Group Lge
CX81 Front
CX81 Left Angle
CX81 Right Angle
CX81 Rear
U-Bracket
Part #Description
UBRKT/CT81BU-Bracket, Black
UBRKT/CT81WU-Bracket, White