powersoft K2 DSP+AESOP User Manual
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powersoft K2 DSP+AESOP User Manual

Powersoft k series amplifiers user guide
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powersoft_K Series_uguide_en_v2.3
© 2012 Powersoft
K Series amplifiers
K2 / K2 DSP + AESOP
K3 / K3 DSP + AESOP
K6 / K6 DSP + AESOP
K8 / K8 DSP + AESOP
K10 / K10 DSP + AESOP
K20 / K20 DSP + AESOP
User Guide v 2.3
November 2012
DO000044 REV 02
Powersoft S.r.l. • Via Enrico Conti,
• sales
powersoft.it • www.powersoft-audio.com
+39 055 735 0230
@
5
•
50018
Scandicci (FI) • Italy

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Summary of Contents for powersoft K2 DSP+AESOP

  • Page 1 K Series amplifiers K2 / K2 DSP + AESOP K3 / K3 DSP + AESOP K6 / K6 DSP + AESOP K8 / K8 DSP + AESOP K10 / K10 DSP + AESOP K20 / K20 DSP + AESOP User Guide v 2.3...
  • Page 2 Intentionally left blank ▶...

  • Page 3: Table Of Contents

    Amplifier Settings....... . .20 9.1.3 Network connections: Ethernet, AES3 forwarding powersoft_K Series_uguide_en_v2.3 Powersoft S.r.l. • Via Enrico Conti, • 50018 Scandicci (FI) •...
  • Page 4 10.5.4 If no link........37 19.2 K2 DSP+AESOP ....... . .49 11 Display.

  • Page 5: Warnings

    THE UNIT. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. CAUTION: To prevent fire hazard, Class 2 (for K2 and K3) and Class 3 (for K6, K8, K10 and K20) wiring cable should be used for “WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC connection with speakers.

  • Page 6: Warning Notices

    Installation of the amplifier in a damp or dusty environment may result in malfunction or accident. Powersoft Class D amplifiers are among the most powerful professional amplifiers available and are capable of producing much more power than many loudspeakers can handle. It is the 1.3.2...

  • Page 7: Speaker Output Shock Hazard

    K Series User Guide Powersoft will not be held responsible for damaged speakers. Consult speaker manufacturer power handling recommendations. Even if you reduce the gain using the amplifier’s front panel attenuation controls, it is still possible to reach full output power if the input signal level is high enough.

  • Page 8: Front And Rear Panel Reference Figures

    K Series User Guide 2 Front and Rear Panel Reference Figures ▶...
  • Page 9 K Series User Guide ▶...
  • Page 10 K Series User Guide ▶...

  • Page 11: Welcome

    3.1 Introduction means your show always goes on! Congratulations on buying a Powersoft K Series amplifier! Powersoft is a leading company in the field of high efficiency 4 Installation audio power management. The Powersoft Class D technology has changed the way the world looks at professional audio amplification: no other amplifier’s performance comes close for...

  • Page 12: Operating Precautions

    The AC Main connection is made via the CPC type connector of air through the heat sink. In the extremely rare event that the (IEC20A for K3 and K2) on the rear side of the panel. The amplifier should dangerously overheat, sensing circuits shut down...

  • Page 13: Connecting Audio Inputs

    (+) ring cold (-) For K3 and K2 models, input connections are shown in the figure below; analog inputs for balanced and unbalanced lines are also available for these models. FIGURE 11: Audio input connection for K6/K8/K10/K20 models...

  • Page 14: Connecting Audio Outputs

    K Series User Guide OUT1 OUT2 Channel 2 AES/EBU or analog input selection button analog input AES/EBU input FIGURE 16: AES/EBU or analog input selection for channel 2 FIGURE 18: Audio output connection in stereo mode 5.2 Connecting Audio Outputs Audio output connections are made via Neutrik®...

  • Page 15: Remote Control Connection

    K Series User Guide one side (positive or negative) of the power supply’s voltage rails. This would result in an inefficient use of the power supply’s energy. Channel 1 output Channel 1 input Channel 2 output ID selection example Channel 2 input ID = 28 Pin Layout...

  • Page 16: Amplifier Setup And Settings

    The intuitive interface provides reliable information (tab down) and real time control of all DSP functions (see “18.4.1 Powersoft’s Armonía Pro Audio Suite” on page 45). Refer to the Armonía manual for installation and configuration of the client software.

  • Page 17: Front Panel Buttons

    K Series User Guide at the corresponding channel number. Should the parameter be a the smallest amount possible. The “fast” mode will increase or out of range for both adjacent channels, the error code will appear decrease the parameter value by an amount equal to 10 times the in between the two compromised channels.
  • Page 18 K Series User Guide ▶...
  • Page 19 K Series User Guide DSP Settings Source Selection Stereo Common Settings AES3 Parallel from CH1 CH1 Settings Cross limit Parallel from CH2 CH2 Settings Sound speed (m/S) Mono Mix CH1 Setup CH2 Setup Gain trim (dB) Analog Input EQ If no link: Mute Reset Input Section Reset Output Section...

  • Page 20: Amplifier Settings

    K Series User Guide 7 Amplifier Settings Gain (dB) 25.0 21.6 7.1 Output attenuation 19.0 The output attenuation screen sets the amplifier’s output 15.6 attenuation level. The user can choose whether to set output attenuation for channel 1, channel 2 or both by cycling through the 7.3 Input select right most button.

  • Page 21: Max Mains Current

    K Series User Guide 7.5 Max mains current Gain (dB) The maximum current the amplifier can draw from the mains can be set by the user through the front panel of all K series amplifiers. This function can be enabled and disabled by pressing the right most front panel button corresponding to the “on”...

  • Page 22: Idle Mode

    The KDSP is a digital signal processing (DSP) add-on board for Mute: when the AES3 connection fails, the amplifier mutes ▶ Powersoft K Series amplifiers. KDSP can be used to optimize the the output. performance of the audio system by means of fully customizable Analog: when the AES3 connection fails, the amplifier will rely ▶...

  • Page 23: Cross Limit

    K Series User Guide When using the analog input to backup a failed AES3 feed, the 8.2.1.5 Cross Limit analog input connection must be setup based on source type of In case of power limiting of only one channel, (see “Limiters” on input AES3 stream: page 25) the gain reduction on one channel is mirrored to the AES3 from rear XLR:...
  • Page 24 K Series User Guide ▶...

  • Page 25: Lp Filter (And Hp Filter)

    K Series User Guide 7. Bandpass In phase: the signal’s polarity is not altered ▶ 8. Allpass Reversed: the signal’s polarity is reversed. ▶ By pressing the “edit” button, the settings for the selected filter 8.2.2.4 Channel Delay can be changed. The following chart summarizes which parameters can be edited according to the selected filter type.

  • Page 26: Rms Limiter

    Powersoft designed the K Series limiters as protective measures; performance. The lookahead time is 0.5 ms. therefore, they are not meant to “color” the sounds such as When tweaking the peak limiter’s levels, it is preferable to first...
  • Page 27 4” woofer 100 - 200 2000 5000 power is estimated by measuring the load current. The TruePower limiter is a Powersoft patent technology useful to avoid overheating 4” woofer 150 - 250 4000 8000 of the voice coil; it can however also be used to avoid power 6”...

  • Page 28: Damping Control

    K Series User Guide To calculate the equivalent power at 8 Ω: the peak and power limiters. This information, together with the average power truly delivered to the load (Pavg), is displayed in 1. calculate the RMS voltage value needed to generate the real time to allow monitoring of the limiting actions as they are maximum RMS power on the 4 Ω...

  • Page 29: Ch1/Ch2 Setup

    The output tone detection can measure the presence of a tone for K Series amplifiers equipped with a KAESOP board. KAESOP generated by an external or internal generator. stands for K (as in Powersoft’s K Series) AES3 and Ethernet Simple ▶...

  • Page 30: User's Introduction To Aesop

    K Series User Guide Open Protocol. Powersoft’s KAESOP is designed to provide the relay, re-buffering actively the AES3 signal. The direction is high reliability to live applications in harsh environments where maintained until errors are detected on the AES3 receiver circuit.
  • Page 31 K Series User Guide Port 1 Port 2 Port 1 Port 2 (master) (master) (master) (master) Ethernet switch AES3-A stream AES3-A stream Ethernet switch Control data stream AES3-B stream Control data stream Port 3 Port 4 (slave) (slave) Port 3 Port 4 (slave) (slave)
  • Page 32 K Series User Guide Port 1 Port 2 Port 1 Port 2 (master) (master) (master) (master) Ethernet switch Ethernet switch AES3-B stream AES3-A stream Control data stream Control data stream Port 3 Port 4 Port 3 Port 4 (slave) (slave) (slave) (slave) FIGURE 49: Forward to AES3-B signal path.

  • Page 33: Network Robustness

    K Series User Guide amplifiers. Port 1 Port 2 AES3 source Ethernet network (master) (master) Port 1 Port 2 (master) (master) Device mode: forward to AES3-A Port 3 Port 4 (slave) (slave) Port 1 Port 2 (master) (master) Device mode: repeat Port 3 Port 4 (slave)
  • Page 34 K Series User Guide receives the AES3-A stream from the master port number 1. Set Ethernet network AES3 source in repeater mode, this amplifier relays the AES3-A signal to the third amplifier in the chain via the RJ45 port number 2. This setup Port 1 Port 2 is repeated until the final amplifier in the chain receives its AES3-A...
  • Page 35 K Series User Guide If the connection between amplifiers 2 and 3 should fail, the AES3 source Ethernet network connection would be interrupted but not the audio stream. As a result of the interruption of the amplifier 2-amplifier 3 link, amplifier number 3 would stop receiving an incoming AES3 stream from amplifier number 2;...

  • Page 36: Kaesop Network Settings Menu

    K Series User Guide one functioning mode from a set of possible alternatives. These Ethernet network AES3 source alternatives are all presented in a list. A black diamond shape next to a specific item in the list indicates that that is the selected Port 1 Port 2 (master)

  • Page 37: Set Address

    K Series User Guide ZeroConf). 10.5.4 If no link The amplifier behavior complies with RFC 3927, guaranteeing the This parameter allows the user to choose the behavior of the interoperability with any host PC supporting this standard. amplifier when the digital audio stream is missing and the Input Selection is set as KAESOP=>OUT.

  • Page 38: Mains Meters

    K Series User Guide 12 Local presets All K Series amplifiers have an on board memory capable of storing up to 50 presets. An amplifier preset is a snapshot of the 34°C current amplifier status, including the basic amplifier settings and the KDSP board settings if a DSP board is present.

  • Page 39: Save Local Preset

    K Series User Guide when the “Recall local preset” line is highlighted. Then use the preset has been loaded in the amplifier either via remote control middle buttons to navigate forwards or backwards in the existing or using a SmartCard. presets list.

  • Page 40: Change Lock Code

    K Series User Guide 12.5 Change Lock Code In order to change the lock code used to activate the “Lock presets” function, the old user code must be entered. Enter the Select Preset #3 code by following the text editing procedure described in the “Save Local Preset”...

  • Page 41: Setup

    K Series User Guide 13.3 LCD contrast This screen allows the user to set the LCD display contrast using the “+” and “-” buttons. Erased back Contrast back FIGURE 78: All presets have been erased Please press “back” to return to the local presets menu. FIGURE 79: Setting screen for the LCD display contrast 13 Setup 13.4 Key Locking and Setting The Keylock Code...

  • Page 42: Protection

    If your amplifier needs repair contact case, the amplifier will mute the channel for another 2 seconds your Powersoft dealer (or distributor). You can also contact the and the procedure will reiterate. The amplifier will therefore Powersoft Technical Service department to obtain the location of automatically self-reset the channel every 2 seconds.

  • Page 43: Warranty

    48 Powersoft srl (forty eight) months, starting from the date of purchase printed on Powersoft’s (or any of its Authorized Dealer’s) invoice to the end Via Enrico Conti, 13-15 customer. All warranty repairs and retrofits must be performed at...

  • Page 44: Amplifier Error Codes

    A maximum of 150 presets can be easily stored in a standard- sized SmartCard. Please note that SmartCards for K Series presets must be initialized by Powersoft. In order to access the SmartCard menu, simply insert the card in the amplifier as shown in APPENDIX FIGURE 2.

  • Page 45: Control Software

    FIR filters and load impedance monitoring. Armonía is scalable: it allows control of a single Powersoft amplifier or a very large system containing many amplifiers. For large fixed or touring installations, Armonía gives the operator the ability to monitor and control all amplifiers in the system from a single location, regardless of the amplifiers’...

  • Page 46: Technical Specifications

    K Series User Guide 19 Technical Specifications FIGURE 83: Output stage block diagram for all K Series amplifiers FIGURE 84: Power supply block diagram for all K Series amplifiers ▶...
  • Page 47 K Series User Guide 16 mm 6 mm / 0.6 in / 0.2 in 25 mm / 1 in 440 mm / 17.3 in 44.5 mm / 1.7 in 465 mm / 18.3 in 6.25 mm / 0.2 in 8 mm / 0.3 in 32 mm / 1.26 in 483 mm / 19 in FIGURE 85: K Series dimensions...

  • Page 48: Specifications

    K Series User Guide 19.1 K2 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 2,400 W 1,950 W 1,000 W...

  • Page 49: K2 Dsp+Aesop

    K Series User Guide 19.2 K2 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 2,400 W 1,950 W 1,000 W...
  • Page 50 K Series User Guide 19.3 K3 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 2,800 W 2,600 W 1,400 W 5,600 W 5,200 W Max output voltage / current...

  • Page 51: K3 Dsp+Aesop

    K Series User Guide 19.4 K3 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 2,800 W 2,600 W 1,400 W 5,600 W 5,200 W Max output voltage / current...
  • Page 52 K Series User Guide 19.5 K6 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 3,600 W 2,500 W 1,300 W 7,200 W 5,000 W Max output voltage / current...

  • Page 53: K6 Dsp+Aesop

    K Series User Guide 19.6 K6 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 3,600 W 2,500 W 1,300 W 7,200 W 5,000 W Max output voltage / current...
  • Page 54 K Series User Guide 19.7 K8 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 4,800 W 3,000 W 1,500 W 9,600 W 6,000 W Max output voltage / current...

  • Page 55: K8 Dsp+Aesop

    K Series User Guide 19.8 K8 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 4,800 W 3,000 W 1,500 W 9,600 W 6,000 W Max output voltage / current...

  • Page 56: K10

    K Series User Guide 19.9 K10 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 6,000 W 4,000 W 2,000 W 12,000 W 8,000 W Max output voltage / current...

  • Page 57: K10 Dsp+Aesop

    K Series User Guide 19.10 K10 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 6,000 W 4,000 W 2,000 W 12,000 W 8,000 W Max output voltage / current...

  • Page 58: K20

    K Series User Guide 19.11 Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 9,000 W 5,200 W 2,700 W 18,000 W 10,400 W Max output voltage / current 225 V...

  • Page 59: K20 Dsp+Aesop

    K Series User Guide 19.12 K20 DSP+AESOP Specifications General Number of channels Output power stereo mode mono-bridged mode 2 Ω/ch 4 Ω/ch 8 Ω/ch 4 Ω 8 Ω EIAJ Test Standard, 1 kHz, 1% THD 9,000 W 5,200 W 2,700 W 18,000 W 10,400 W Max output voltage / current...

This manual is also suitable for:

K3 dsp+aesopK8 dsp+aesopK10 dsp+aesopK6 dsp+aesopK20 dsp+aesopK2/k2 dsp + aesop ... Show all

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