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CX335 Compressor-Limiter
CX 335
Split Band Compressor-Limiter
Power
GAIN REDUCTION
OUTPUT DISPLAY
30
20
15
10
6
4
2
1
0dB
-20
-12
-4
0dB
+4
-16
-8
+8
+12
Installation Guide
ENVELOPE
KNEE
THRESHOLD
RATIO
3
-10
2
5
0
10
L
1.5
-15
NORMAL
SOFT
20
5
+10
-20
1.2
R
dBu
:1
SLOW
HARD
CX335 User Manual v1.0
PEAK
GAIN
BYPASS
-
+
10
0
6
15
4
4
3
0
20
NORMAL
8
8
-2
- 4
26
-
6
12
12
dBu
LIMIT
dB
BYPASS
1
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Related Manuals for Cloud CX335
Summary of Contents for Cloud CX335
- Page 1 CX335 Compressor-Limiter GAIN REDUCTION OUTPUT DISPLAY ENVELOPE KNEE THRESHOLD RATIO PEAK GAIN BYPASS CX 335 Split Band Compressor-Limiter NORMAL SOFT NORMAL Power LIMIT BYPASS SLOW HARD Installation Guide CX335 User Manual v1.0...
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Page 2: Important Safety Instructions
14. No naked flames, such as lighted candles, should be placed on the apparatus. WARNING: Excessive sound pressure levels from earphones and headphones can cause hearing loss. CX335 User Manual v1.0... -
Page 3: Table Of Contents
Conformities ............4 Power supply ............4 CAUTION – Servicing .......... 4 General Description ........5 CX335 main features ..........5 What’s in the Box ........... 5 Block Diagram ............6 Front panel descriptions ........6 Rear panel descriptions ......... 7 Installation ............. -
Page 4: Safety Information
Power supply Safety Information The CX335 has an internal PSU (Power Supply Unit) and is mains-powered via a standard 3-pin IEC receptacle located Safety notes regarding installation on the rear panel. • Do not expose this unit to water or moisture The internal mains transformer has a primary winding •... -
Page 5: General Description
Please check the shipping carton for damage before opening. panel XLR connectors. The unit can accept signal levels If there is damage, please contact your Cloud agent and the of up to +26 dBu. The CX335 is extremely transparent shippers. -
Page 6: Block Diagram
LIMIT – red LED, illuminates when the peak limiter is active. GAIN – adjust to match the output level to the input level on normal programme material when the CX335 is active. ENVELOPE – push-button switch: Out = ‘Normal’; In = “Slow”. Select to obtain the best audible results for the type of programme material in use. -
Page 7: Rear Panel Descriptions
15. EXTERNAL VCA INTERFACE – 9-pin female Dsub connector for external DC control of VCA; this connector may be used for remote muting or remote volume control purposes. 16. IEC power connector 17. AC mains fuse 18. Chassis ground terminal CX335 User Manual v1.0... -
Page 8: Installation
(e.g., precede the CX335 in the signal chain. high power amplifiers). The inputs of the CX335 should be fed from the system’s The CX335 is convection-cooled and generates no “source selection” component – which is likely to be a significant heat. -
Page 9: Chassis Ground Terminal
CX335 REMOTE LEVEL PINOUT VCA IN Chassis Ground Terminal The rear panel of the CX335 is fitted with an Earthing (Grounding) Terminal [18]. This is provided for protection Connection for remote muting purposes; grounding the CX335 is a safety measure to The External VCA Interface may be wired to external N/O protect the users of the system. -
Page 10: Fitting The Tamper-Proof Cover
On shows the “transfer characteristic” of a basic compressor/ the CX335, this is the front panel GAIN control, which has a limiter. (The numbers are artificial and have been chosen range of ±12 dB. -
Page 11: Hard/Soft Knee
Operating Mode will result in audible ‘pumping’ or breathing as the gain reduction changes. The CX335’s four Operating Modes are set by the four The CX335 gets over this problem by constantly adjusting possible combinations of the ENVELOPE and KNEE buttons. - Page 12 CX335 will take control to preserve system highest signal levels. The idea is that the CX335’s peak limiter integrity. should be active, not the clip protection in the amplifier. The NOTE: See also “Intelligent Limiting”...
- Page 13 Fitting the tamper-proof cover and side panels which are either also lockable, or non- removable. The CX335 is supplied with a front panel security cover kit which, when fitted, prevents unauthorised tampering of the controls. After the CX335 has been installed, connected and satisfactorily adjusted, we recommend that the security cover is fitted.
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Page 14: Appendix
If the CX335 is to be used in close proximity small components from printed circuit boards. If you are not to potential sources of HF disturbance such as high power... -
Page 15: Technical Specifications
220-240 V (internally selectable to 100-120 V) Power consumption 15 W Mains protection Replaceable fuse, T100mA (230 V) or T200mA (115 V) Dimensions (W x H x D) 482 x 44 (1U) x 155 mm Weight 1.95 kg net CX335 User Manual v1.0... - Page 16 Cloud Electronics Limited 140 Staniforth Road Sheffield S9 3HF England Tel: +44 (0)114 244 7051 Fax: +44 (0)114 242 5462 email: info@cloud.co.uk web: www.cloud.co.uk...
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