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Speco PL-260A Instruction Manual
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Speco PL-260A Instruction Manual

260 watt rms public address mixer power amplifier
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PUBLIC ADDRESS
MIXER POWER AMPLIFIER
PL-260A
RISK OF ELECTRIC
SHOCK, DO NOT OPEN!
CAUTION: TO REDUCE THE RISK
OF ELECTRIC SHOCK, DO NOT
OPEN COVER. NO USER
SERVICEABLE PARTS INSIDE.
REFER SERVICING TO QUALIFIED
SERVICE PERSONNEL.
PRECAUTIONS
1.Unpacking
After removing the amplifier from the carton, inspect for any exterior damage to
the unit. If damage is noted, notify the carrier at once so that a claim can be
justified. Save all packing material. This is important when the claim is
processed.
2.Ventilation
To offset heat generated by the unit, it is necessary to provide ample ventilation
around the unit. Avoid blocking or impeding the ventilation holes on the unit. To
prevent unnecessary problems, install the unit in a place free from any
vibrations, direct sunlight, humidity or dust circulation.
3.Avoid spilling liquids or allowing materials to enter the cabinet
If the unit gets wet or any foreign material enters the cabinet, immediately
disconnect the A.C. line cord and consult your dealer or qualified technician.
INSTRUCTION
MANUAL
260 WATT RMS
WARNING: TO PREVENT FIRE
OR SHOCK HAZARD, DO NOT
EXPOSE UNITS NOT
SPECIFICALLY DESIGNED FOR
OUTDOOR USE TO RAIN OR
MOISTURE.
WARNING: REMOVAL OF THE
COVER SHOULD ONLY BE PER-
FORMED BY QUALIFIED SERVICE
PERSONNEL - NOT USER SER-
VICEABLE. THE UNIT SHOULD
ALWAYS BE UNPLUGGED BEFORE
REMOVING THE COVER, AND
REMAIN UNPLUGGED WHILE THE
COVER IS REMOVED.
200 NEW HIGHWAY, AMITYVILLE, NY11701
PHONE : 1-800-645-5516, 631-957-8700 IN METRO NY
http://www.specotech.com

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Summary of Contents for Speco PL-260A

  • Page 1 PUBLIC ADDRESS MIXER POWER AMPLIFIER PL-260A RISK OF ELECTRIC SHOCK, DO NOT OPEN! CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, DO NOT OPEN COVER. NO USER SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. PRECAUTIONS 1.Unpacking After removing the amplifier from the carton, inspect for any exterior damage to the unit.

  • Page 2: Important Safety Instructions

    IMPORTANT SAFETY INSTRUCTIONS 1. Read Instructions-All the safety and operating instructions should be read before the unit is operated. 2. Retain Instructions-The safety and operating instructions should be retained for future reference. 3. Heed Warnings-All warnings on the unit and in the operating instructions should be adhered to.
  • Page 3 16. Refer all servicing to qualified service personnel. Servicing is required when the apparatus has been damaged in any way, such as power supply cord or plug damage, liquid has been spilled or objects have fallen into the apparatus, the apparatus has been exposed to rain or moisture, does not operate normally, or has been dropped.

  • Page 4: Front Panel

    Controls and Connections for the PL-260A P.A. Amplifier FRONT PANEL REAR PANEL 1 1 1 FRONT PANEL 1) MIC-1 input jack (1/4’’ phone jack). 2) MIC-5/AUX-1 Volume control. 3) AUX-2 Volume control. 4) AUX-3 Volume control. 5) Bass Control. 6) Treble Control.
  • Page 5 14) MIC-4 Volume control. Adjusts audio level of MIC-4. 15) Master Volume control. Controls all volume levels simultaneously. 16) Output level indicator. Indicates power output. Do not overload amp. REAR PANEL 1) AC power cord. AC power cord with three pin plug for a 120VAC 50/60 Hz, power source.
  • Page 6 Signal in Pre-Amplifier Signal in Pre-Amplifier AUX-3 input RCA jacks. High impedance input available with parallel RCA jacks (for combining stereo output accessories). AUX-2 input RCA jacks. High impedance input available with parallel RCA jacks (for combining stereo output accessories). AUX-1 input RCA jacks.
  • Page 7 AC fuse holder. Zone 1~7 output terminals. In addition to the normal 70V and 25V line outputs, there are seven groups of 70V or 25V, line terminals for 7 zones which can be selected using the push buttons on the front panel. MOH output level control.
  • Page 8 25V and 70V CONSTANT LINE VOLTAGE CONNECTIONS (refer to figure 4). IMPORTANT NOTICE: When the 25V and 70V constant line voltages are used, a line HOW TO CONNECT LINE MATCHING TRANSFORMERS IN PARALLEL ALWAYS CONNECT LINE TRANSFORMERS IN PARALLEL NEVER CONNECT LINE TRANSFORMERS IN SERIES 25V Transf.
  • Page 9 CABLE REQUIREMENTS Output cabling need not be shielded in most cases and should be of sufficient gauge to minimize losses due to the resistance of the wire over long runs (insertion loss). Cable thinner than 18 gauge is not recommended. Long runs require 16 gauge or heavier. In some cases, where the output cable is run in close proximity to unshielded intercom cables, electrical cables, radio transmission antennas or other sources of interference or when the amplifier is being used for paging from a telephone system, the amplifier may require shielded...
  • Page 10 If Sum Wattage Total is between 217 and 240 Watts If Sum Wattage Total is between 241 and 288 Watts * RMS Amplifier used in conjuction with Speco Technologies’ P-240A Power Booster Amp Speco Technologies 200 New Highway, Amityville, NY 11701 Web: www.specotech.com...

  • Page 11: Specifications

    430mm(W)x88mm(H)x300mm(D) 16.9”(W)x3.5”(H)x11.8”(D) Approx 26.4 lbs (12.0 kgs) Table top or 19” rack mountable (Use # PBM – RK2 rack mount bracket) **Factory set : -40dB PL-260A AC 117V, 60Hz DC 24V,12A 260W RMS 8 Ohm - 1Watt 15 V DC...