POWERSOFT K2 AMPLIFIER W/O DSP
[PRICED PER UNIT - 1 AVAILABLE AT TIME OF LISTING]
Listing last update on September 21, 2015 - Viewed 154 times

POWERSOFT K2 (YOM: ?) (S#: TBD) LIKE NEW (9-10)

FEATURES:
WITH UP TO 4,800 W THE K2 IS THE "SMALLEST" AMPLIFIER IN K SERIES. PER STEP-UP CARD A K2 CAN BE UPGRADED TO BECOME A K3 – MORE POWER WITHOUT REPLACING THE ENTIRE AMPLIFIER.

APPLICATIONS:

SMALL TO MEDIUM SCALE TOURING FOH SYSTEMS
STAGE MONITORING
FULL-RANGE LOUDSPEAKERS FOR CONCERT HALLS, LIVE CLUBS, CORPORATE EVENTS




EXTRAS: KEY FEATURES:

WEIGHT AND SPACE SAVING: UNEQUALED, EXTREMELY EFFICIENT SWITCH MODE PSU AND CLASS D DESIGN IN ONLY ONE RACK SPACE (1U) AND 12KG/26.5LBS
POWER SAVING: MORE AMP OUTPUT POWER FROM THE AC POWER DISTRO THANKS TO >90% EFFICIENCY, RESULTING IN MORE OVERALL POWER FROM LESS RACK SPACE
FEWER AMPLIFIERS FOR MORE SPEAKERS: DESIGNED FOR, STABLE AND SOUNDING CONSISTENTLY GOOD WITH 2 OHM LOADS
OUTSTANDING SONIC QUALITY PER DESIGN, INCLUDING PATENTED OUTPUT FILTERS
HIGHLY INTEGRATED: INTERNAL STATE-OF-THE-ART DSP OPTIONAL
VERSATILE: LARGE NUMBER OF AMP/SYSTEM/VENUE PARAMETERS CAN BE CONFIGURED, LOCKED, AND MONITORED
COMMUNICATIVE: SERIAL PC INTERFACE ON BOARD; ETHERNET INTERFACE INCLUDING AES3 OVER CAT-5E OPTIONAL (KAESOP) FOR COMPLETE REMOTE MONITORING AND CONTROL
GROWS WITH YOU AND YOUR SYSTEM REQUIREMENTS: UPGRADABLE TO THE NEXT BIGGER MODEL BY SIMPLY PURCHASING STEP-UP SMARTCARDS

MODIFICATIONS: ADDITIONAL FEATURES:

COMPACT SIZE AND LIGHT WEIGHT - ALL MODELS ONLY 1 RU AND 12 KG (26 POUNDS) FOR EASIER RACKING AND SHIPPING
POWERSOFT LEGENDARY UNIVERSAL SWITCH MODE POWER SUPPLY UP TO 300VAC TOLERANT , COMPACT, HIGH PERFORMANCE
POWER FACTOR CORRECTION (PFC), REDUCING AC MAINS CURRENT DRAW AND INCREASING VOLTAGE OPERATING RANGE (UNIVERSAL POWER SUPPLY)
DETACHABLE AC MAINS CORD
LOW INRUSH LIMITING REDUCES AC INRUSH CURRENT, REMOVING THE NEED FOR EXPENSIVE POWER SEQUENCERS
FIXED FREQUENCY SWITCH MODE OUTPUT STAGE FOR HIGHEST GRADE AUDIO ACCURACY
PATENTED OUTPUT FILTER WITH RIPPLE CANCELLATION NETWORK
FRONT PANEL LCD INTERACTIVE DISPLAY AND LED LEVEL METERS
LOCKABLE USER MENU FOR SETTING MAX OUTPUT VOLTAGE, MAX MAINS CURRENT DRAW, DIGITAL GAIN/ATTENUATION CONTROL, DEFEATABLE GATE SELECTION PER CHANNEL, LIMITER AND REAL TIME
GAIN/SENSITIVITY USER SELECTION CAPABILITY (DIGITAL GAIN ATTENUATOR)
BUILT-IN DEFEATABLE CLIP LIMITERS FOR EACH CHANNEL
MONITORING OF: LOAD IMPEDANCE, AC MAINS VOLTAGE AND CURRENT, OUTPUT VOLTAGE, INTERNAL TEMPERATURE
DOWNLOADABLE LOG FILE OF ALL FUNCTIONAL FAULT EVENTS WITH TIME RELATED TRACE
HARDWARE MONITOR AVAILABLE FOR FAST LOCAL DIAGNOSTICS
BUILT-IN REMOTE CONTROL (RS 485 INTERFACE) FOR FULL DIAGNOSTIC, OPERATIONAL SETTING AND SYSTEM MONITORING, ARMONÍA COMPATIBLE
TEMPERATURE CONTROLLED CONTINUOUS VARIABLE SPEED FAN, FRONT TO REAR AIRFLOW
SMART CARD READER FOR PRESET LOAD/SAVE, FIRMWARE UPGRADES AND STEP-UP POWER TO K8/K10 (OR K3)
POWER ON/OFF MUTING: FOR 4S AT POWER ON, AND UPON POWER OFF AMPLIFIERS OUTPUTS ARE MUTED
NEUTRIK® XLR/1/4" COMBO BALANCED INPUT (LINK OUT ON K2/K3) AND SPEAKON® OUTPUT CONNECTORS
FULLY PROTECTED CIRCUITRY DESIGN INCLUDING DC, INFRASONIC, HIGH FREQUENCY, THERMAL OVERLOAD AND SHORT CIRCUIT
COMPREHENSIVE PROTECTION CIRCUITRY:
DC PROTECTION: PROTECTS AGAINST INFRASONIC SIGNALS
VHF PROTECTION: PROTECTS THE LOUDSPEAKERS AGAINST STRONG VERY HIGH FREQUENCY NON-MUSICAL SIGNALS ABOVE THE AUDIBLE RANGE.
THERMAL PROTECTION: PREVENTS THE AMPLIFIER FROM BEING OVERHEATED. THE PROTECTION INDICATORS ON THE FRONT PANEL ARE SWITCHED ON, AS A WARNING, BEFORE THE PROTECTION PROCESS IS INITIATED.
AC PROTECTION: SHUTS DOWN THE POWER SUPPLY IF THE LINE VOLTAGE IS OUTSIDE THE OPERATING VOLTAGE.
CLIP LIMITER: PREVENTS SEVERELY CLIPPED WAVEFORMS FROM REACHING THE LOUDSPEAKERS, WHILST MAINTAINING FULL PEAK POWER.
FULL FOUR-YEAR WARRANTY FROM POWERSOFT
GENERAL SPECIFICATIONS:

NUMBER OF CHANNELS: 2
OUTPUT POWER (EIAJ TEST, 1 KHZ, 1% THD):
2 OHMS: 2 X 2,400 W
4 OHMS: 2 X 1,950 W
8 OHMS: 2 X 1,000 W
4 OHMS BRIDGED: 1 X 4,800 W
8 OHMS BRIDGED: 1 X 3,900 W
MAX. OUTPUT VOLTAGE: 140 V(PEAK)
MAX. OUTPUT CURRENT: 102 A(PEAK)
AC MAINS POWER:

POWER SUPPLY: UNIVERSAL, REGULATED SWITCH MODE WITH PFC (POWER FACTOR CORRECTION)
OPERATING VOLTAGE: 100-240 V ±10%, 50/60 HZ
POWER FACTOR COS (F): >0.95 @ >500 W
CONSUMPTION/CURRENT DRAW:
IDLE: 112W
1/8 OF MAX. OUTPUT POWER @ 4 OHMS*: 609 W
1/4 OF MAX. OUTPUT POWER @ 4 OHMS* 1,219 W
CONSUMPTION/CURRENT DRAW @ 230V:
IDLE: 0.57 A
1/8 OF MAX. OUTPUT POWER @ 4 OHMS*: 3.1 A
1/4 OF MAX. OUTPUT POWER @ 4 OHMS* 5.7A
CONSUMPTIVE/CURRENT DRAW @ 115 V:
IDLE: 1.14 A
1/8 OF MAX. OUTPUT POWER @ 4 OHMS*: 6.3 A
1/4 OF MAX. OUTPUT POWER @ 4 OHMS*: 11.4 A
THERMAL:

ENVIRONMENTAL OPERATING TEMPERATURE: 0-45° C / 32-113° F
THERMAL DISSIPATION: FAN, CONTINUOUSLY VARIABLE SPEED, TEMPERATURE CONTROLLED, FRONT TO REAR AIRFLOW
IDLE: 96 KCAL/HR / 382 BTU/HR
1/8 OF MAX. OUTPUT POWER @ 4 OHMS*: 182 KCAL/HR / 722 BTU/HR
1/4 OF MAX. OUTPUT POWER @ 4 OHMS*: 268 KCAL/HR / 1,062 BTU/HR
AUDIO:

GAIN (SELECTABLE VIA USER MENU)
26 DB:
INPUT SENSITIVITY @ 8 OHMS: 4.48V
MAX INPUT LEVEL: 27 DBU
GATE: -52 DBU
29 DB:
INPUT SENSITIVITY @ 8 OHMS: 3.17V
MAX INPUT LEVEL: 24 DBU
GATE: -55 DBU
32 DB:
INPUT SENSITIVITY @ 8 OHMS: 2.47V
MAX INPUT LEVEL: 21 DBU
GATE: -58 DBU
35 DB:
INPUT SENSITIVITY @ 8 OHMS: 1.59V
MAX INPUT LEVEL: 18 DBU
GATE: -61 DBU
INPUT IMPEDANCE: 10 KOHMS BALANCED
FREQUENCY RESPONSE: 20 HZ - 20 KHZ (1 W @ 8 OHMS, ±0.5 DB)
THD+N / SMPTE IMD / DIM100 IMD: <0.2% FROM 1 W TO FULL POWER (TYPICALLY <0.05%)
S/N ratio: >106 DBA (20 HZ - 20 KHZ, A WEIGHTED)
CROSSTALK SEPARATION: >70 DB @ 1 KHZ
SLEW RATE: 50 V/ΜS @ 8 OHMS. INPUT FILTER BYPASSED
DAMPING FACTOR: >5000 @ 20 - 200 HZ
FRONT PANEL:

INDICATORS: 7 METER LEDS: 5 X GREEN, 1 X YELLOW, 1 X RED, TOP YELLOW AND RED SHOW ALARM WITH PROTECT DESCRIPTION ON LCD PANEL
CONTROLS: 4 PUSHBUTTONS, FUNCTION DEPENDING ON USER MENU
MAINTENANCE: SMARTCARD READER/WRITER FOR FIRMWARE UPDATES AND PRESET STORAGE.
EASILY ACCESSIBLE DUST FILTER FOAM BEHIND TWO STEEL COVERS
REAR PANEL:

AUDIO SIGNAL INPUT CONNECTORS: ANALOG: 2 X BALANCED NEUTRIK® XLR FEMALE; AES3: USE CHANNEL 2 XLR
AUDIO SIGNAL OUTPUT CONNECTORS: ANALOG: 2 X BALANCED NEUTRIK® XLR MALE
LOUDSPEAKER OUTPUT CONNECTORS: 2X NEUTRIK® SPEAKON NL4MD
NETWORK DATA PORT RS485: 1X RJ45 WITH 2 RECESSED ROTARY ENCODERS FOR ID SELECTION
AUX VOLTAGE: 1X 2-PIN PHOENIX P. 3.81MM
AC MAINS: IEC20A WITH IEC20A SCHUKO FOR EU, IEC20A/AMERICAN 15A PIN PLUG
CONTROLS: 1 X LINK SWITCH, LINKING ANALOG INPUTS 1 AND 2
AES3/ANALOG INPUT SWITCH
CONSTRUCTION:

DIMENSIONS: 19" W X 1RU H X 15" D (483 X 44.5 X 380 MM)
WEIGHT: 17.7 LBS (8 KG)
CHASSIS: 0.04" (1 MM) STEEL CHASSIS AND REMOVABLE DUST COVER, 0.12" (3 MM) STEEL FRONT PANEL, SCREW HOLE PROTECTION, SIDE REINFORCEMENT & REAR SUPPORT
* = WITH PINK NOISE SIGNAL

HISTORY: DEMO UNIT. SUPERB CONDITION. NEVER TOURED.

COMMENTS: NO ISSUES.

THIS UNIT WAS NEVER TOURED


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