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SF 28PT
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SF 28PT

Altoparlante sospeso a due vie da 8" SoundField

Caratteristiche principali

Woofer a lunga escursione da 8"
Tweeter a cupola di seta da 1,1"
Gamma di frequenze da 58 Hz a 22 kHz
Funzionamento diretto a 8 Ω o a 70/100 V
Dispersione conica di 80°
90 W con segnale pink noise continuo
180 W con segnale program continuo
Design architetturale discreto e ordinato grazie all'esclusivo cavo altoparlante PendantConnect di Extron
Tutte le caratteristiche

SF 28PT with optional SMK C SF 26PT Ceiling Surface Mount Kit - Black

SF 28PT with optional SMK C SF 26PT Ceiling Surface Mount Kit - White

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Strumento di selezione altoparlanti

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Calcolatore per il cavo altoparlante PendantConnect

Il prezzo e la vendita si riferiscono a coppie di altoparlanti

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SF 28PT di Extron è un altoparlante sospeso a due vie che garantisce una riproduzione ad effetto di audio program o contenuti musicali in installazioni con soffitti alti e struttura a vista. Ispirandosi ai moderni sistemi di illuminazione a sospensione, SF 28PT offre un design architetturale ordinato in attesa di brevetto che fa da complemento all'estetica degli interni contemporanei. SF 28PT è disponibile in bianco o in nero ed è verniciabile per adattarsi a qualsiasi ambiente di utilizzo. L'esclusivo cavo altoparlante PendantConnect™ di Extron fornito in dotazione riunisce i conduttori dell'altoparlante e cavi di supporto in acciaio all'interno di un unico rivestimento esterno, per garantire un'installazione finale ordinata e sicura. SF 28PT è omologato UL e consente sia funzionamento diretto ad 8 Ω sia a 70/100 V.

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SF 28PT

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SF 28PT

Provide a two-way, plastic enclosure, pendant speaker that shall provide an internal transformer.
1. Two-way, plastic enclosure, pendant speaker with internal transformer for 8 ohm direct and 70/100 volt operation
  1. Driver Requirements
    1. Shall consist of an 8" (203 mm) polypropylene woofer with moisture resistant coating and a 1.1” (28 mm) silk dome tweeter
  2. Performance Requirements
    1. Shall provide a frequency range of 58 Hz to 22 kHz, -10 dB below average SPL, measured on-axis in full space (per IEC 60268-5)
    2. Shall provide a power handling capacity of 90 watts (rms) continuous pink noise (per IEC 60268-5) and 180 watts (rms) continuous program
    3. Shall provide a nominal sensitivity of 86 dB SPL (1 W, 1 m) measured in full space (per IEC 60268-5)
    4. Shall provide a nominal impedance of 8 ohms per speaker
    5. Shall provide a nominal conical coverage angle of 80° (1 kHz to 4 kHz)
  3. Electrical Requirements
    1. Shall support 8 ohm direct or 70/100 volt connection from power amplifiers
    2. Shall provide a six-position power tap selector, located at the bottom of the enclosure under a removable speaker grille
      1. Shall provide selectable rotary switch taps for 70 volt operation, including 64 watts, 32 watts, 16 watts, 8 watts, and 8 ohms direct
      2. Shall provide selectable rotary switch taps for 100 volt operation, including null, 64 watts, 32 watts, 16 watts, and 8 ohms direct
    3. Shall support one incoming and one outgoing speaker level signal on two splicing connectors
      1. Shall support wiring multiple speakers using parallel or loop-through wiring
      2. Shall support Extron PendantConnect speaker cable, model PCC-2 18
  4. Speaker Enclosure Requirements
    1. Shall provide a fire-resistant (UL94V-0) plastic, tapered cylindrical enclosure
      1. Shall measure 13.3 inches (338 mm) in height
      2. Shall measure 11.0 inches (281 mm) in diameter at its widest point
      3. Shall be available with a white or black, paintable finish
      4. Shall include removable cap for the top of the enclosure such that the connection points are not visible when the cap is in place
  5. General Requirements
    1. Shall be sold in pairs
    2. Shall include 30 feet (9.1 m) of Extron PendantConnect PCC-2 18 speaker cable that incorporates the speaker wires, a steel support cable, and a steel safety cable into a single outer jacket
    3. Shall meet regulatory compliances
      1. Shall meet safety compliances under CE, UL1480A
      2. Shall meet UL 1480A for commercial and professional audio systems
      3. Shall comply with appropriate requirements for RoHS and WEEE
    4. Shall provide five year parts and labor warranty
2. Approved device shall be the Extron SF 28PT, part numbers 60-1946-02 for black or 60-1946-03 for white; no alternates or equals.

SF 28PT

Provide a two-way, plastic enclosure, pendant speaker that shall provide an internal transformer.
1. Two-way, plastic enclosure, pendant speaker with internal transformer for 8 ohm direct and 70/100 volt operation
  1. Driver Requirements
    1. Shall consist of an 8" (203 mm) polypropylene woofer with moisture resistant coating and a 1.1” (28 mm) silk dome tweeter
  2. Performance Requirements
    1. Shall provide a frequency range of 58 Hz to 22 kHz, -10 dB below average SPL, measured on-axis in full space (per IEC 60268-5)
    2. Shall provide a power handling capacity of 90 watts (rms) continuous pink noise (per IEC 60268-5) and 180 watts (rms) continuous program
    3. Shall provide a nominal sensitivity of 86 dB SPL (1 W, 1 m) measured in full space (per IEC 60268-5)
    4. Shall provide a nominal impedance of 8 ohms per speaker
    5. Shall provide a nominal conical coverage angle of 80° (1 kHz to 4 kHz)
  3. Electrical Requirements
    1. Shall support 8 ohm direct or 70/100 volt connection from power amplifiers
    2. Shall provide a six-position power tap selector, located at the bottom of the enclosure under a removable speaker grille
      1. Shall provide selectable rotary switch taps for 70 volt operation, including 64 watts, 32 watts, 16 watts, 8 watts, and 8 ohms direct
      2. Shall provide selectable rotary switch taps for 100 volt operation, including null, 64 watts, 32 watts, 16 watts, and 8 ohms direct
    3. Shall support one incoming and one outgoing speaker level signal on two splicing connectors
      1. Shall support wiring multiple speakers using parallel or loop-through wiring
      2. Shall support Extron PendantConnect speaker cable, model PCC-2 18
  4. Speaker Enclosure Requirements
    1. Shall provide a fire-resistant (UL94V-0) plastic, tapered cylindrical enclosure
      1. Shall measure 13.3 inches (338 mm) in height
      2. Shall measure 11.0 inches (281 mm) in diameter at its widest point
      3. Shall be available with a white or black, paintable finish
      4. Shall include removable cap for the top of the enclosure such that the connection points are not visible when the cap is in place
  5. General Requirements
    1. Shall be sold in pairs
    2. Shall include 30 feet (9.1 m) of Extron PendantConnect PCC-2 18 speaker cable that incorporates the speaker wires, a steel support cable, and a steel safety cable into a single outer jacket
    3. Shall meet regulatory compliances
      1. Shall meet safety compliances under CE, UL1480A
      2. Shall meet UL 1480A for commercial and professional audio systems
      3. Shall comply with appropriate requirements for RoHS and WEEE
    4. Shall provide five year parts and labor warranty
2. Approved device shall be the Extron SF 28PT, part numbers 60-1946-02 for black or 60-1946-03 for white; no alternates or equals.

SF 28PT

Provide a two-way, plastic enclosure, pendant speaker that shall provide an internal transformer.
1. Two-way, plastic enclosure, pendant speaker with internal transformer for 8 ohm direct and 70/100 volt operation
  1. Driver Requirements
    1. Shall consist of an 8" (203 mm) polypropylene woofer with moisture resistant coating and a 1.1” (28 mm) silk dome tweeter
  2. Performance Requirements
    1. Shall provide a frequency range of 58 Hz to 22 kHz, -10 dB below average SPL, measured on-axis in full space (per IEC 60268-5)
    2. Shall provide a power handling capacity of 90 watts (rms) continuous pink noise (per IEC 60268-5) and 180 watts (rms) continuous program
    3. Shall provide a nominal sensitivity of 86 dB SPL (1 W, 1 m) measured in full space (per IEC 60268-5)
    4. Shall provide a nominal impedance of 8 ohms per speaker
    5. Shall provide a nominal conical coverage angle of 80° (1 kHz to 4 kHz)
  3. Electrical Requirements
    1. Shall support 8 ohm direct or 70/100 volt connection from power amplifiers
    2. Shall provide a six-position power tap selector, located at the bottom of the enclosure under a removable speaker grille
      1. Shall provide selectable rotary switch taps for 70 volt operation, including 64 watts, 32 watts, 16 watts, 8 watts, and 8 ohms direct
      2. Shall provide selectable rotary switch taps for 100 volt operation, including null, 64 watts, 32 watts, 16 watts, and 8 ohms direct
    3. Shall support one incoming and one outgoing speaker level signal on two splicing connectors
      1. Shall support wiring multiple speakers using parallel or loop-through wiring
      2. Shall support Extron PendantConnect speaker cable, model PCC-2 18
  4. Speaker Enclosure Requirements
    1. Shall provide a fire-resistant (UL94V-0) plastic, tapered cylindrical enclosure
      1. Shall measure 13.3 inches (338 mm) in height
      2. Shall measure 11.0 inches (281 mm) in diameter at its widest point
      3. Shall be available with a white or black, paintable finish
      4. Shall include removable cap for the top of the enclosure such that the connection points are not visible when the cap is in place
  5. General Requirements
    1. Shall be sold in pairs
    2. Shall include 30 feet (9.1 m) of Extron PendantConnect PCC-2 18 speaker cable that incorporates the speaker wires, a steel support cable, and a steel safety cable into a single outer jacket
    3. Shall meet regulatory compliances
      1. Shall meet safety compliances under CE, UL1480A
      2. Shall meet UL 1480A for commercial and professional audio systems
      3. Shall comply with appropriate requirements for RoHS and WEEE
    4. Shall provide five year parts and labor warranty
2. Approved device shall be the Extron SF 28PT, part numbers 60-1946-02 for black or 60-1946-03 for white; no alternates or equals.

SF 28PT

Provide a two-way, plastic enclosure, pendant speaker that shall provide an internal transformer.
1. Two-way, plastic enclosure, pendant speaker with internal transformer for 8 ohm direct and 70/100 volt operation
  1. Driver Requirements
    1. Shall consist of an 8" (203 mm) polypropylene woofer with moisture resistant coating and a 1.1” (28 mm) silk dome tweeter
  2. Performance Requirements
    1. Shall provide a frequency range of 58 Hz to 22 kHz, -10 dB below average SPL, measured on-axis in full space (per IEC 60268-5)
    2. Shall provide a power handling capacity of 90 watts (rms) continuous pink noise (per IEC 60268-5) and 180 watts (rms) continuous program
    3. Shall provide a nominal sensitivity of 86 dB SPL (1 W, 1 m) measured in full space (per IEC 60268-5)
    4. Shall provide a nominal impedance of 8 ohms per speaker
    5. Shall provide a nominal conical coverage angle of 80° (1 kHz to 4 kHz)
  3. Electrical Requirements
    1. Shall support 8 ohm direct or 70/100 volt connection from power amplifiers
    2. Shall provide a six-position power tap selector, located at the bottom of the enclosure under a removable speaker grille
      1. Shall provide selectable rotary switch taps for 70 volt operation, including 64 watts, 32 watts, 16 watts, 8 watts, and 8 ohms direct
      2. Shall provide selectable rotary switch taps for 100 volt operation, including null, 64 watts, 32 watts, 16 watts, and 8 ohms direct
    3. Shall support one incoming and one outgoing speaker level signal on two splicing connectors
      1. Shall support wiring multiple speakers using parallel or loop-through wiring
      2. Shall support Extron PendantConnect speaker cable, model PCC-2 18
  4. Speaker Enclosure Requirements
    1. Shall provide a fire-resistant (UL94V-0) plastic, tapered cylindrical enclosure
      1. Shall measure 13.3 inches (338 mm) in height
      2. Shall measure 11.0 inches (281 mm) in diameter at its widest point
      3. Shall be available with a white or black, paintable finish
      4. Shall include removable cap for the top of the enclosure such that the connection points are not visible when the cap is in place
  5. General Requirements
    1. Shall be sold in pairs
    2. Shall include 30 feet (9.1 m) of Extron PendantConnect PCC-2 18 speaker cable that incorporates the speaker wires, a steel support cable, and a steel safety cable into a single outer jacket
    3. Shall meet regulatory compliances
      1. Shall meet safety compliances under CE, UL1480A
      2. Shall meet UL 1480A for commercial and professional audio systems
      3. Shall comply with appropriate requirements for RoHS and WEEE
    4. Shall provide five year parts and labor warranty
2. Approved device shall be the Extron SF 28PT, part numbers 60-1946-02 for black or 60-1946-03 for white; no alternates or equals.

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Nota: I prodotti Extron che usano la presa AC universale accettano molti tipi di prese AC diversi. Prima dell’uso, si assicuri che il dispositivo soddisfi tutti i requisiti normativi per la sua regione e sia conforme con i codici e gli standard locali di sicurezza ed elettrici applicabili.

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SF 28PT

Altoparlante sospeso a due vie da 8" SoundField

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