RAM BUX series – 2×1700 Watt Amplifier

The new Audio 3-stage CLASS-H SMPS amplifiers incorporate all the features to meet all your needs, whether youʼre starting a P.A. amplifier project from scratch or just need to upgrade your present sound reinforcement equipment. In the amps, youʼll find 2 and 4 channel models, all offering high power levels at low distortion in the range 1.5 to 6 kW, yet weighing around 8.6 kg and only 30 cm deep.

• Model Name: SP6K
• Output Power 1 kHz, 500
• Crosstalk (20 Hz - 20 kHz): > 75 dB
• Voltage Gain (selectable): 26 / 32 / 38 dB
• Input Sensitivity: 5.0 / 2.5 / 1.3 V
• Protection: Soft-start, Turn-on Turn-off transients, Muting at turn-on, Over-heating, DC, RF, Short-circuit, Open or mismatched loads, Overloaded power supply, ICL (Inteligent Clip Limiting), PMS (Power Management System), SSP (SOA Sentry Protection)
• Controls: On / Off Switch, Volume, Voltage Gain, Dual / Link Switchable, Bridge Mode Configuration Switch
• Indicators: Signal, Temperature, ICL (Inteligent Clip Limiting), PMS (Power Management System)
• Connectors:
  • Input: 2 x XLR
  • Line Output: 2 x XLR
  • Speaker Output: 2 x Speakon
• Power Supply: 230 V - 50 Hz
• Dimensions (W x H x D): 483 × 88.9 × 310 mm

Απαιτήσεις ισχύος: 1/8 ισχύος στα 4Ω

• -100V AC: 6.2A
• -120V AC: 5.6A
• -230V AC: 3.2A

Dynamic Headroom (4Ω): 2.73 dB
Damping Factor (8Ω): 100
Απόκριση Συχνότητας (20 Hz-20 kHz): +0.7 dB, -0.8 dB
Αντίσταση εισόδου: 20 kΩ (balanced), 10 kΩ (unbalanced)
Maximum Input Level: +23.5 dBu

Συνδέσεις ανά κανάλι:

• 3-pin XLR θυληκο
• 1/4" TRS, balanced
  
  Υπάρχει επιπλεόν είσοδος USB type B, χρήση μόνο για την ενημέρωση του λογισμικού του ενισχυτή.
  

Έξοδοι ανά κανάλι :

• Speakon binding posts
• Speakon pinout: Channel A on 1+, 1-; Channel B on 2+, 2; Channel B on 1+, 1-

Προστασίες ενισχυτή και υπερφόρτωσης: short circuit, open circuit, υπερθέρμανσης, RF και DC faults.

'Ελεγχοι:

• 2 x Περιστρεφόμενοι encoders
• 3 x κουμπιά λειτουργίας (HOME, ENTER, EXIT)

Ενδείξεις:

• Power-On: Μπλε LED
• Σήμα: 2 x Πράσινο LED
• Clip: 2 x Κόκκινο LED

Λειτουργίες DSP:

• High-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 20 Hz to 4 kHz
• Low-pass filter, 4th-order Linkwitz-Riley, adjustable frequency 60 Hz to 4 kHz
• 4-band parametric EQ with variable frequency, gain, and bandwidth
• Peak limiter with power, agressiveness, and impedance selection
• Delay 50 msec max.

• Διαστάσεις: 89 × 483 × 259 mm 2U
• Βάρος: 6 kg (net), 7.8 kg (shipping)

A full model revision takes Yamaha's high-end PC-N power amplifiers to the next level - the PC-1N
Series. The new PC-1N Series amplifiers feature an extraordinarily solid low end, rich midrange,
and superbly defined highs. They also deliver fast response and exceptional stability even in the face
of serious power supply limitations. Refinements throughout this expanded five-model lineup make
these amplifiers the new benchmarks for quality, reliability, and versatility in professional applications. Frequency Response: 10 Hz – 40 KHz. Ισχύς 2 x 1050 Watt / 8Ω RMS, 2 x 1650 Watt / 4Ω RMS, 3000 Watt / 8Ω bridge RMS. Weight: 13 κιλά. 
 

Features

• The i Series continues the Macro-Tech legacy of unparalleled sonic accuracy and detail, putting sound quality above all else
• Patented, cutting-edge Class-I circuitry gets more power out of an amplifier with less waste
• Rugged construction ensures that all Macro-Techs are built to withstand years of abuse on the road
• Global Power Supply - designed to deliver maximum power no matter where your schedule takes you
• Studio-quality analog signal processing with built-in load, line voltage, input and output monitoring
• Standard Ethernet networking via System Architect provides integratedmonitoring and control to give system operators access to the system from anylocation

Power Output (Guaranteed minimum power in watts at 20Hz-20kHz with 0.35% THD)

• 2 ohm dual (per ch), 20 mS BURST: 2,565W
• 2 ohm dual (per ch), 20Hz-20kHz: 1,800W
• 2 ohm dual (per ch), 1kHz: 1,800W
• 4 ohm dual (per ch): 2,000W
• 8 ohm dual (per ch): 1,250W
• 4 ohm bridge: 3,600W
• 8 ohm bridge: 4,000W

Performance

• Frequency Response (at 1 watt, 20 Hz - 20 kHz into 8 ohms): ±0.25 dB.
• Signal to Noise Ratio below rated full-bandwidth power, A-weighted: > 108 dB.
• Total Harmonic Distortion (THD) at 1 watt into 8 ohms:
• Total Harmonic Distortion (THD) Plus Noise at full rated power:
• Intermodulation Distortion (IMD) 60 Hz and 7 kHz at 4:1, from full rated output to –30 dB:
• Damping Factor (20 Hz to 100 Hz at 8 ohms): > 5000.
• Crosstalk (below rated power, 20 Hz to 1 kHz): > 80 dB.
• Common Mode Rejection (CMR) (20 Hz to 1 kHz): 55 dB, typically >70 dB.
• DC Output Offset (shorted input):
• Input Impedance (nominal): 10 kilohms balanced, 5 kilohms unbalanced.
• Maximum Input Level: +20 dBu typical.
• Network: Onboard TCP/IQ and HiQnet, compatible with standard 100 Mb Ethercom hardware.
• Load Impedance: (Note: Safe with all types of loads) Stereo: 1/2/4/8/16 ohms. Bridge Mono: 2/4/8 ohms.
• Input Sensitivity (referenced to 8 ohm rated output): 1.4V, 32 dB gain, and 26 dB gain.
• Voltage Gain (referenced to 8 ohm rated output): 37.1 dB to 22.2 dB
• Required AC Mains: Universal AC input, 100-240VAC, 50/60 Hz (±15%). Maximum AC mains voltage 264VAC.
• AC Line Connector: Five cordsets supplied with amplifi er (USA, UK,European, Australia, India).

Front Panel Controls and Indicators

• Bridge Mode Indicator: Amber LED illuminates when the amplifi er is set to Bridge-Mono mode.
• Ready Indicator: Red LED, one per channel. Bright red: Channel is ready to pass audio. Red: Onset of compression (thermal event or fan failure). Off: Thermal event has occurred.
• Signal Indicators: One green LED per channel. Solid green: Input signal is above –40 dBu. Bright green: Channelʼs output signal has reached the onset of audible clipping.
• Power Indicator: Blue LED indicates amplifier has been turned on and AC power is available. The LED will fl ash when the AC line voltage is 10% above or below the nominal rated value.
• Data Indicator: Yellow LED on front panel indicates network data activity. Data indicator flashes only when the amplifier is polled for data, or is polled to see whether it is online
• Power Switch: Push-on/push-off switch with built-in green AC mains present indicator.
• Volume Control: Precision detented attenuator with 31 steps, press-and-hold mute function.
• Volume Control LED Ring: A ring of green LEDs around each volume controlshow the position of the control. Entire ring flashes when channel is muted.Can be converted to be a level meter.

Back Panel Controls, Indicators and Connectors

• Power Cord Connector: Locking, detachable 20 amp IEC inlet. Voltage range is indicated above IEC inlet.
• Reset Switch/Circuit Breaker: If the current draw of the amplifier exceeds safe limits, this breaker automatically disconnects the power supply from the AC mains. The switch resets the circuit breaker.
• Output Connectors: Two high-current, 50A Neutrik® Speakon® NL4MLP (mates with NL4FC or NL4), one per channel. Ch 1 Speakon® is wired with Ch 1 and Ch 2 outputs for use with single 4-conductor cable. Two pairs of high-current, 60A color-coded 5-way binding posts (for banana plugs, spade lugs or bare wire).
• Analog Input Connectors: A 3-pin female XLR connector for each channel.
• Analog Loop Thru Connectors: Two male XLR passive analog loop through.
• Mode Switch/Indicator: Sets amplifi er to Stereo, Bridge, or Input Y mode. OFF=Stereo, YEL=Bridge, GRN=Y.
• Network Connector: This Neutrik® Ethercon connector accepts an RJ-45 connector for TCP/IQ or HiQnet networking. Next to the connector is a yellow LINK ACT indicator that shows network activity, and a green 100Mb indicator that shows a 100Mb network connection.
• Data Indicator: Yellow LED on back panel indicates network data activity. Data indicator flashes only when the amplifi er is polled for data, or is polled to see whether it is online.
• Preset Indicator: Yellow LED flashes to signal the number of the current preset if active.
• Input Sensitivity Switch: Three-position switch providing 1.4V, 32 dB, and26 dB settings for both channels.

Firmware/Software

• Firmware can be updated at www.crownaudio.com > Support > Downloads.
• Software features: Same as PIP-Lite module (except no Listen Bus): UserPresets, Clip Event Monitor, Input Signal Level Monitor, Output Signal LevelMonitor, Thermal Headroom Level Monitor, Power/Standby Control, Signal Mute,Polarity Inverter, Input Signal Fader, Dynamic Gain Monitors (Ghost Faders),Amplifier Information, User and Channel Labels, Amplifier Mode, AmplifierOutput Mode, Line Voltage Monitor, Error Reporting, Auto Standby, Input SignalCompressor/Limiter, Peak Voltage Limiter, Average Power Limiter, ClipEliminator, Thermal Limiter, Limiter Tie, Load Supervision.

Construction

• Cooling: Dual-zone, microprocessor controlled, continuously variable speed fans, front-to-back airflow.
• Front Panel: Cast aluminum with integrated handles.
• Dimensions (W x H x D): 19" x 3.5" x 16.2"
• Weight: 28 lbs net, 36 lbs shipping
• Protection: Amplifi er is protected against reactive loads, faults and shorts. If one channel experiences a catastrophic failure, the entire amplifier will shut down.
• Included Accessories: Rear rack ears, rack screws, operation manual, powercords, foam air filter.

Low weight switching final power amplifier. Power 2X2500W / 4Ω, 2Χ3000W / 2Ω. 5000W bridged 8Ω. New integrated BSS OMNIDRIVE 4bit / 192kHz processor with Cirus Logic SHARC A / D and D / A Converters. Level MAX peak voltage and RMS compressing, limiting. New hi-end FIR and IIR filters, 2sec delay / channel, as well as DSP presets for various speakers. LCD display on the front. USB port on the front for loading firmware and Speakers Tunning presets. Analog inputs with XLR, digital input AES / EBU, ethernet input RJ-45 with TCP / IQ protocol. Advanced 3rd generation power supply that allows the amplifier to operate at any voltage. Cooling circuit with microprocessor control with adjustable speed depending on the temperature. Analog and digital outputs (THRU) XLR. Exits speakon 5-way binding post, ground lift switch. Made of cast aluminum, height 2U rack. Suitable for P.A applications but also permanent installations. Weight 10.5kg