KV2 Audio ESR2800 User Manual
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ESR Series
User Guide
ESR2800 · ESR212 / ESR3000 · ESR215
The Future of Sound.
Made Perfectly Clear.
At KV2 Audio our vision is to constantly develop technologies
that eliminate distortion and loss of information providing
a true dynamic representation of the source.
Our aim is to create audio products that absorb you,
place you within the performance and deliver a listening
experience beyond expectations.
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Table of Contents
Related Manuals for KV2 Audio ESR2800
Summary of Contents for KV2 Audio ESR2800
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Page 1: User Guide
ESR2800 · ESR212 / ESR3000 · ESR215 The Future of Sound. Made Perfectly Clear. At KV2 Audio our vision is to constantly develop technologies that eliminate distortion and loss of information providing a true dynamic representation of the source. Our aim is to create audio products that absorb you, place you within the performance and deliver a listening experience beyond expectations. -
Page 2: Important Safety Instructions
The AC mains plug or appliance coupler shall remain readily accessible for operation. 12. Only use accessories specified by KV2 Audio. 13. Install the product only with rigging specified by KV2 Audio, or sold with the loudspeaker. 14. Unplug this loudspeaker during lightning storms or when unused for long periods of time. -
Page 3: Table Of Contents
ESR2800/3000 Overview Getting Started 5 - 6 Features - Front panel Features - Rear panel 8 - 9 Using the System - ESR2800 10 - 11 Using the System - ESR3000 12 - 13 Specifications 14 - 15 Block Diagram... -
Page 4: Introduction Esr Series
Low Frequency - 1000-watt, High-efficiency, Current-enhancing switch mode technology with Linear Active Filter. In most cases it would be advisable to use a KV2 Audio Line driver (LD4) in addition at the mixer end, to ensure that the line to the amplifier is driven correctly and the signal integrity maintained. -
Page 5: Esr2800/3000
• Classical and opera concerts Introduction The ESR2800/3000 is three-way, active control and amplification system specially designed for the KV2 Audio ESR full range series loudspeaker systems. It houses all signal processing and amplification, as well as providing control and crossover function an external subwoofer cabinet if needed utilizing an external amplifier. -
Page 6: Getting Started
Amplifier rack mounting The ESR2800/3000 Amplifier is 4 rack units in height and will mount in standard 19" rack systems. Integral rear mounting rack ears are also provided for additional support, do not rely on fixing and mounting the amplifier using just the front panel as support. -
Page 7: Getting Started
AC Requirements Two PowerCon cables are provided to connect the ESR2800/3000 Amplifier to a suitable AC power supplies. Each cable powers each separate amplifier channel for sufficient current delivery. THE ESR2800/3000 REQUIRES A GROUND CONNECTION. ALWAYS USE A GROUNDED OUTLET AND PLUG. -
Page 8: Features - Front Panel
Green LED indicates when audio signal is present at the amplifier input. 4) Power On / Thermal (Auto reset) Green LED indicates that the AC power is on. When red, it indicates that the thermal limit of the ESR2800/3000 Amplifier has been exceeded and the unit has shut down. -
Page 9: Features - Rear Panel
ESR2800/3000 · Features · Rear panel Rear Panel ESR2800/3000 1) Main Input / Trough out This is the main system input balanced XLR connector with associated Through Signal Output connector for sending unprocessed signal to other devices in a system. -
Page 10: Features - Rear Panel
ESR2800/3000 · Features · Rear panel Rear Panel ESR2800/3000 5) Sub Level This is the level control for the External Sub output in the range -6 to +6 dB. 6) Mono Switch, sets SUB OUT outputs summing SUB OUT outputs channel A and B together. -
Page 11: Using The System - Esr2800
ESR2800 · Using the System Full range setup Set ESR2800 Amplifier to FULL RANGE ON mode. ESR212 cabinets plays full range signal. - Page 12 ESR2800 · Using the System External subwoofer setup Set ESR2800 Amplifier to FULL RANGE OFF mode. Signal is crossed over at Hi/Mid for ESR212 cabinets and SUB for external subwoofer. SUB SET UP LEVEL setting depends on which subwoofer unit is used.
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Page 13: Using The System - Esr3000
ESR3000 · Using the System Full range setup Set ESR3000 Amplifier to FULL RANGE ON mode. ESR215 cabinets plays full range signal. - Page 14 ESR3000 · Using the System External subwoofer setup Set ESR3000 Amplifier to FULL RANGE OFF mode. Signal is crossed over at Hi/Mid for ESR215 cabinets and SUB for external subwoofer. SUB SET UP LEVEL setting depends on which subwoofer unit is used.
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Page 15: Specifications
ESR2800 · Specifications Specifications Output Channels Number of Channels 2 (stereo) Total Output Power 2x 1300W High Frequency Amplifier Specification Type Class AB - Push Pull - Low IM Design, Transformer balanced output Rated Continuous Power 100W Distortion <0.02% Operating Bandwidth 2.5kHz to 40kHz... -
Page 16: Specifications
ESR3000 · Specifications Specifications Output Channels Number of Channels 2 (stereo) Total Output Power 2x 1300W High Frequency Amplifier Specification Type Class AB - Push Pull - Low IM Design, Transformer balanced output Rated Continuous Power 100W Distortion <0.02% Operating Bandwidth 2.5kHz to 40kHz Mid Frequency Amplifier Specification Type... -
Page 17: Block Diagram
ESR2800 · Block Diagram ESR2800 Block Diagram Channel A, channel B is identical... -
Page 18: Block Diagram
ESR3000 · Block Diagram ESR3000 Block Diagram Channel A, channel B is identical... -
Page 19: Drawing
ESR2800 · Drawing Drawing... -
Page 20: Drawing
ESR3000 · Drawing Drawing... -
Page 21: Esr212
• High quality studio monitoring Introduction The ESR212 is a full-range 3-way loudspeaker system designed for use with the ESR2800 tri-amplified stereo electronic control pack. The ESR212 loudspeaker system features state of the art transducer design. Comprising of two 12" woofers, a 6" midrange driver and a 1"... -
Page 22: Technology
Power, electronic crossovers, phase alignment, equalization, time correction and speaker protection are provided within the ESR2800 unit. This “one plug in, one-plug-out” system ensures fast, easy set up and complete control. It gives you the benefits of active sound reinforcement technology, yet locates the electronics in an easy-access rackmount module. Together, the ESR212 and ESR2800 unit deliver the highest dynamic range of any system currently available, providing new levels of clarity, depth and resolution. -
Page 23: Specifications
Horn Loaded High Horn Coverage Horizontal / Vertical 90° x 40° Rotatable Horn Sensitivity 109dB High Frequency Amplifier Requirement 100W from ESR2800 Amplifier Throat Exit Diameter / Diaphragm Size 1" / 1.75" Diaphragm Material NVPD Treated Titanium Magnet Type Neodymium... -
Page 24: Frequency Characteristics
ESR212 · Frequency characteristics Frequency response Horizontal Polarplots 73Hz - 250Hz 500Hz - 2kHz 4kHz - 16kHz 73Hz 500Hz 4kHz 125Hz 1kHz 8kHz 250Hz 2kHz 16kHz Vertical Polarplots 73Hz - 250Hz 500Hz - 2kHz 4kHz - 16kHz 73Hz 500Hz 4kHz 125Hz 1kHz 8kHz... -
Page 25: Drawing
The system shall receive power from a separate ESR2800 Amplifer. ESR2800 Amplifier - Controller module consisting of separate power amplifiers for high, midrange and midbass transducers as well as signal processing including electronic band pass crossover filters, phase alignment, time correction, equalization and speaker protection. -
Page 26: Esr215
ESR215 · Overview ESR215 - part number KVV 987 245 FULL RANGE MODULE The Ultimate, Full Range, Large Scale System Application Intentionally designed for use in Theatres and Cultural Centers to provide the highest audio quality from single Column enclosures for stage sides and prosceniums for medium to larger venues • Fixed Installations • Music venues... -
Page 27: Technology
Advanced compression driver KV2 Audio's transducer partner, 18 Sound in Cavriago, Italy, manufactures and co-develops all ESR215 components. The compression driver is a 3-inch nitride-titanium diaphragm design, featuring a complex geometry phase plug that dramatically lowers distortion, eliminates ring modes and provides clearer, ripple free performance. -
Page 28: Specifications
ESR215 · Specifications Specifications System Acoustic Perfomance Max SPL Long-term 132dB Max SPL Peak 135dB -3dB Response 35Hz to 22kHz -10dB Response 28Hz to 28kHz Crossover Point 400Hz, 2.5kHz High Frequency Section Acoustic Design Horn Loaded High Horn Coverage Horizontal / Vertical 110°... -
Page 29: Frequency Characteristics
ESR215 · Frequency characteristics Frequency response Horizontal Polarplots 73Hz - 250Hz 500Hz - 2kHz 4kHz - 16kHz 73Hz 500Hz 4kHz 125Hz 1kHz 8kHz 250Hz 2kHz 16kHz Vertical Polarplots 73Hz - 250Hz 500Hz - 2kHz 4kHz - 16kHz 73Hz 500Hz 4kHz 125Hz 1kHz 8kHz... -
Page 30: Drawing
The speaker system shall connect to the Amplifier/Controller Module via proprietary cables terminated in Amphenol AP-6 connectors. The three-way mid / high loudspeaker system shall be the KV2 Audio ESR215. -
Page 31: Accessories
ESR Series · Accessories Horizontal Bracket for ESR212 Vertical Bracket for ESR212 part name: part name: Horizontal Bracket ESR212 Vertical Bracket ESR212 part number: part number: KVV 987 322 KVV 987 291 description: description: - for ESR212 flying - for ESR212 flying - 2 pcs SMALL HANDLE BRACKETS - 3 pcs M10x40 HEX BOLTS - 2 pcs M10 T-GRIP... -
Page 32: Accessories
ESR Series · Accessories Amphenol AP6 connector Amphenol AP6 connector part name: part name: AP-6-11 AP-6-12 part number: part number: KA031 KA033 description: description: - female - male - cable mount - cable mount Speaker cable 6 x 2,5m part name: 1m - round flexible speaker cable, cross section 6 x 2.5 mm part number:... -
Page 33: Warranty · Service
If the unit needs to be shipped back to the factory, it must be sent in its original carton. If improperly packed, the unit may be damaged. To obtain service, contact your nearest KV2 Audio Service Centre, Distributor or Dealer. - Page 34 The Future of Sound. Made Perfectly Clear. KV2 Audio International Nádražní 936, 399 01 Milevsko Czech Republic Tel.: +420 383 809 320 Email: info@kv2audio.com www.kv2audio.com KVV120120-00-01-0...
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