Carver pm700 User Manual

Carver pm700 User Manual

Professional stereo power amplifier

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p m 70 0 / p m 9 5 0
P r of es s i on al St e re o Pow e r A mp li f ie r

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Summary of Contents for Carver pm700

  • Page 1 p m 70 0 / p m 9 5 0 P r of es s i on al St e re o Pow e r A mp li f ie r...
  • Page 2: Table Of Contents

    Features and Specifications pm700 ......2 pm950 ......4 Controls and Functions .
  • Page 3: Introduction

    And their accurate sound and ample power make them ideal for critical studio applications as well. The pm700 is rated at 350 watts per channel into 4 ohms and 225 watts per channel into 8 ohms. In bridged mono operation it is rated at 700 watts into 8 ohms.
  • Page 4: Pm700

    Input sensitivity set at 1.5V • Internally configurable to 0.775V Internally configurable input polarity • pm700 Internal connection points for add-on accessories • Power ON Sequencer • Class H dual-rail power supply •...
  • Page 5 Power Output:: Dynamic Headroom: >2.0dB F requency Response: BACK Channel Separation: Damping Factor: Input Impedance: 25 Kohms unbalanced Sensitivity: Gain: Input Overload: THD: IM Distortion: Signal-to-Noise Ratio: Slew Rate: (20Hz to 20kHz, with no more than 0.1% THD) 225 watts per channel CMRR: into 8 ohms Power Consumption:...
  • Page 6: Pm950

    325W per channel into 8 ohms • 475W per channel into 4 ohms 950W mono into 8 ohms XLR and 1/4” TRS input connectors • Accepts balanced or unbalanced lines • • Multi-way Binding Post output connectors Independent 11 detent Level Controls for CH1 •...
  • Page 7 Power Output: Dynamic Headroom: >2.0 dB Frequency Response: Channel Separation: Damping Factor: Input Impedance: 25 Kohms unbalanced Sensitivity: BACK Gain: Input Overload: THD: IM Distortion: Signal-to-Noise Ratio: (20 Hz to 20kHz, with Slew Rate: no more than 0.1%) 325 watts per channel CMRR: into 8 ohms Power Consumption:...
  • Page 8: Controls And Functions

    The Level controls can be bypassed internally to lock the amplifier at its full gain capacity. See page 14 for information about the Level Defeat Switch. Note: A precision attenuator is available as an option for the pm700 and pm950, which can be installed inside the amplifier (see page 13). Contact your Carver Professional Dealer for details.
  • Page 9 XLR connectors. They can be used with balanced signals or unbalanced signals (see Input Wiring on page 9 for more information). Note: A high-quality input transformer option is available for the pm700 and pm950 power amplifiers. Contact your Carver Professional Dealer for details.
  • Page 10: Installation

    When several amplifiers are mounted together in a rack, you may need to provide air inlets from the outside of the rack. The pm700 and pm950 are fan cooled. The fan is internally mounted so that it draws air in from the front and exhausts it out the rear.
  • Page 11: Ac Power Considerations

    6.0 amps for 120V versions, 3.2 amps for 230V versions Magnetic Leakage Considerations The pm700 and pm950 may be mounted without concern for magnetic flux leakage, within the confines of common sense. For example, it’s not a good idea to mount any power amplifier near a microphone input transformer or magnetic storage media.
  • Page 12: Output Wiring

    To configure the amplifier for parallel-mono operation, contact Carver Technical Service Department for Field Application Bulletin pm700-1. It contains detailed instructions describing the simple procedure for modifying both the pm700 and pm950 power amplifiers for parallel-mono operation.
  • Page 13: 70V Distribution Systems

    (available separately from your Carver dealer). Connect one transformer to the output of each amplifier channel to deliver 350 watts (pm700) or 475 watts (pm950) to the 70-volt system, depending on the impedance of the total system. As with all 70-volt systems, transformers are also required at each loudspeaker.
  • Page 14: Remote Turn-On Of One Or More Amplifiers

    Sequencing ON Set the MAIN power switch of the amplifiers to off. The amplifiers are now ready to be sequenced on in one of three ways. 1) The first amplifier may be switched on remotely via an external DC voltage of +5V to +15V (a common 9V battery will work); 2) The first amplifier may be switched on manually with its main power switch;...
  • Page 15: Operating Tips

    • High quality balanced input transformers for applications that require electrical isolation. Contact your local Carver Authorized Dealer for information on these and other accessory modules that are available for the pm700 / pm950 amplifiers.
  • Page 16: Servicing Instructions

    STEREO/MONO SWITCH OPERATIONS CONSULT Figure 8 Servicing Instructions CAUTION: To reduce the risk of electric shock, do not perform any servicing other than that contained in the Operating Instructions unless you are qualified to do so. Refer all servicing to qualified service personnel. To remove the input panel and input board: 1.
  • Page 17: In Case Of Difficulty

    Figure 8). Moving the switch down will return the Clipping Eliminator to normal operation. In Case of Difficulty If you’re having trouble or suspect a problem with the pm700/pm950, try some simple troubleshooting before contacting an Authorized Carver Professional Service Center.
  • Page 18: Care And Service Assistance

    Low or no output problems are usually signal-source, bad cable or partial output short circuit related. If the items listed below check out, then the problem may be internal to the pm700 1. The Input Level controls are set too low.
  • Page 19: Warranty Information

    Warranty Information Professional Power Amplifiers: 5 years WHAT IS COVERED: THIS WARRANTY COVERS DEFECTS IN MATERIAL AND WORKMANSHIP ONLY. This limited Warranty DOES NOT extend to: 1) Damage caused by shipment, 2) damage caused by accident, misuse, abuse, failure to perform owner maintenance, or operation contrary to the instructions in the Carver Professional owner’s manual, 3) units on which the serial number has been defaced, modified or removed and 4) damage resulting from modification or attempted repair by any other person than authorized by Carver Professional.
  • Page 20 (Place and date of issue) (name and signature or equivalent marking of authorized person) 18 0 Year Performance Warranty Guarantee Made In America A Division Of Phoenix Gold International, Inc. 9300 North Decatur Portland OR 97203 Tel: 503.288.2008 Fax: 503.978.3302 Part #8100.0093 Rev. A...

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Pm950

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