TOA, Pojačalo sistemsko 420W/100V, VP-2421

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Highlights:

TOA instalacijsko pojačalo.

Opis

TOA VP-2421 je profesionalno sistemsko pojačalo snage 420 W, dizajnirano za upotrebu u javnim razglasnim i evakuacionim sistemima. Ovaj model je kompatibilan s TOA sistemima serije VM-3000, VX-2000 i SX-2000, te je idealan za instalacije u školama, bolnicama, tržnim centrima i drugim objektima gdje je potrebna pouzdana audio distribucija.

Ključne karakteristike:

  • Snaga: 420 W (1 kanal)
  • Izlazni napon: 100 V (interno podesivo na 70 V ili 50 V)
  • Napajanje: 28 V DC (radni opseg: 20–40 V DC)
  • Potrošnja struje: 0,03 A (standby), 7,6 A (1/8 nazivne snage), 29 A (nazivna snaga)
  • Frekventni opseg: 40 Hz – 16 kHz (±3 dB)
  • Izobličenje: ≤ 1% (pri 1 kHz, nazivna snaga)
  • Odnos signal/šum: ≥ 80 dB
  • Minimalna impedansa: 24 Ω (100 V), 12 Ω (70 V), 6 Ω (50 V)
  • Maksimalno kapacitivno opterećenje: 0,5 μF (100 V), 1 μF (70/50 V)
  • Ulaz: Preko VP-200VX modula
  • Izlaz: M3.5 vijčani terminal za zvučničku liniju
  • Indikatori: LED za napajanje kanala (dvobojni), LED za pregrevanje (žuti)
  • Radna temperatura: 0 °C do 40 °C
  • Dimenzije: 482 × 88,4 × 340,5 mm
  • Težina: 9,5 kg
Tehničke specifikacije
Power Source 28 V DC (operating range: 20 - 40 V DC)
M4 screw terminal, distance between barriers: 12 mm
Current Consumption 0.03 A (standby mode), 0.37 A (no audio input), 4.8 A (1/8 rated output, EN60065), 17 A (rated output)
Rated Output Power 240 W (at min. resistive and max. capacitive load)
Output Power(at AC Mains: 195.5 V) 180 W (at min. resistive and max. capacitive load)
Output Voltage 100 V (70 V, 50 V: selectable by internal wiring change)
Minimum Resistive Load 41 Ω (at 100 V), 21 Ω (at 70 V), 10 Ω (at 50 V)
Maximum Capacitive Load 0.5 μF (at 100 V), 1 μF (at 70 V), 1 μF (at 50 V)
Number of Channels 1
Input Specified by input module VP-200VX
Number of Module Slots 1, usable module: VP-200VX
Output Power amplifier output (speaker line):
M3.5 screw terminal, distance between barriers: 8.8 mm
Frequency Response 40 Hz - 16 kHz, ±3 dB (at 1/3 rated output)
Distortion 1 % or less (at rated output, 1 kHz)
S/N Ratio 80 dB or more
Panel Indicator Channel power indicator: 1 channels, dual color LED
Overheat indicator: Yellow LED
Operating Temperature 0 ℃ to +40 ℃
Finish Panel: Surface-treated steel plate, black, 30 % gloss, paint
Dimensions 482 (W) × 88.4 (H) × 340.5 (D) mm
Weight 8.1 kg
Accessory Rack mounting screw…4, Fiber washer…4

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