Nady Systems SPA 1400 manual

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Table of contents for the manual

  • Page 1

    AMPLIFIERS SP A Series Stereo Power Amplifiers OWNER’S MANUAL[...]

  • Page 2

    SP A SERIES STEREO POWER AMPLIFIER Offering top power , superior performance and full professional operating features in a roadworthy compact chassis, the SP A Series are perfect for even the most demanding sound reinforcement installation and touring applications. The operating instruction in this manual are for the SP A 850, SP A 1400 and SP A 24[...]

  • Page 3

    W ARNING IMPORT ANT SAFETY INSTRUCTIONS When using this electronic device, basic precautions should always be taken, including the following: 1. Read all instructions before using the product. 2. Do not use this product near water (e.g., near a bathtub, washbowl, kitchen sink, in a wet basement, or near a swimming pool, etc.). 3. This product shoul[...]

  • Page 4

    1. POWER SWITCH T o turn the unit ON or OFF , press the upper or lower portion of this button. Before turning on the amplifier , check all connections and turn down the level controls. A momentary muting is normal when turning the amplifier on or off. (Caution: Always turn on your power amplifier last, after all your other connected equipment, and [...]

  • Page 5

    6 FRONT AND REAR CONTROLS 11. BALANCED INPUT CONNECTORS (1/4” TRS & XLR) These 1/4 ” (6.3mm) TRS (T ip/Ring/Sleeve) phone jacks and XLR jacks are compatible with balanced inputs and are wired as T ip/Pin 3 = (+), Ring/Pin 2 = (-), and Sleeve/Pin 1 = Ground. Normal maximum input level at clipping is 1.15V RMS (+ 4dB). Input impedance is 10K [...]

  • Page 6

    7 INST ALLA TION Rack Mounting The SP A Series amplifiers are designed for standard 19 ” rack mounting as well as “ stack ” mounting without a cabinet. Use 4 screws and washers for mounting to the front rack rails. It is also a good idea to support the amps also in the rear , especially for mobile use where the amps will be subjected to shock[...]

  • Page 7

    The following instructions describe the most common ways to install your amplifier into a sound system. 1. T urn off the amplifier power switch before making any connections. 2. The SP A Series amplifiers maybe operated in one of three modes (stereo, bridged-mono, and parallel mono). Refer to the following wiring diagrams for the speaker connection[...]

  • Page 8

    • Parallel (Mono) Mode T o put the amplifier in parallel-mono mode, first turn the amplifier off, then slide the mode selector switch (13) to the left “ P ARALLEL (MONO) ” position and properly connect the input/output wiring as shown. A signal into any input jack will drive both channels directly . Y ou can patch the input signal on to any o[...]

  • Page 9

    10 BLOCK DIAGRAM[...]

  • Page 10

    11 SPECIFICA TIONS POWER SPECIFICA TIONS SP A 850 SP A 1400 SP A 2400 2 Ω 425 800 1400 EIA out power 4 Ω 350 + 350 500 + 500 750 + 750 1Hz, THD maximum 1% 8 Ω 200 + 200 300 + 300 500 + 500 Both channels Bridged 8 Ω 600 1000 1600W 4 Ω 850 1400 2400 ELECTRICAL SPECIFICA TIONS SP A 850 SP A 1400 SP A 2400 INPUT SENSITIVITY 1.15V (+3.4dBU) 1.[...]

  • Page 11

    NADY SYSTEMS, INC. • 6701 SHELLMOUND STREET , EMER YVILLE, CA 94608 T el: 510.652.2411 • Fax: 510.652.5075 • www .nadywir eless.com SERVICE FOR YOUR NADY AUDIO PRODUCT (U.S.) Should your NADY AUDIO product require service, please contact the Nady Service Department via telephone at (510) 652-241 1, or e-mail at service@nadywireless.com. (Inte[...]