P-3548D
480W數碼輔助擴音器
P-3548D
- TOA class D amplifier for maximum efficiency
- 480 W output power
- Supplied with 1 line input
- Switchable 100V line or low impedance speaker output
- Can be used as a stand-alone amplifier or as a booster amplifier for the optional A-3600D/A-3500D series
- Capable of remote power ON/OFF and emergency broadcasting connected with optional A-3600D/A-3500D series
電源
220 to 240 V AC, 50/60 Hz
消耗功率
601 W (rated output),
113 W (based on EN62368)
113 W (based on EN62368)
消耗電流
200 mA or less (when power switch is OFF)
音聲輸入
LINE IN: 0 dB*/-20dB* switchable, 600 Ω, transformer balanced, RCA pin jack x 2
SPEAKER LINE IN: 40 dB* (100 V line), 65 kΩ, transformer balanced, removable terminal block (3P)
SPEAKER LINE IN: 40 dB* (100 V line), 65 kΩ, transformer balanced, removable terminal block (3P)
額定輸出
480 W
音聲輸出
SPEAKER OUT: Low impedance (4 to 16 Ω)/High impedance(21 Ω), Removable terminal block(3 pins)
LINE OUT: 0 dB *, 600 Ω, unbalanced, RCA pin jack x 2
LINE OUT: 0 dB *, 600 Ω, unbalanced, RCA pin jack x 2
頻率響應
50 Hz to 20 kHz ±3 dB (1/8 rated output)
失真率
1 % or less at 1 kHz, rated power (20 kHz LPF (AUX-0025)
S/N比
90 dB or more (Master volume: min.)
76 dB or more (Master volume: max.) (A-weighted)
76 dB or more (Master volume: max.) (A-weighted)
音調調整
Bass: ±10 dB at 100 Hz
Treble: ±10 dB at 10 kHz
Treble: ±10 dB at 10 kHz
控制輸入
POWER REMOTE IN: No-voltage make contact input, open voltage: 35 V DC or less, short-circuit current: 10 mA or less, removable terminal block (4 pins)
EMERGENCY IN: Novoltage make contact input, open voltage: 35 V DC or less, removable terminal block (4 pins)
EMERGENCY IN: Novoltage make contact input, open voltage: 35 V DC or less, removable terminal block (4 pins)
控制輸出
POWER REMOTE OUT: Open collector output, withstand voltage׃ 30 V DC or less, control current׃ 25 mA or less, removable terminal block (3.50 mm, 4 pins)
EMERGENCY OUT: Open collector output, withstand voltage׃ 30 V DC or less, control current׃ 25 mA or less, removable terminal block (3.50 mm, 4 pins)
EMERGENCY OUT: Open collector output, withstand voltage׃ 30 V DC or less, control current׃ 25 mA or less, removable terminal block (3.50 mm, 4 pins)
指示燈
5-point LED output level meter, Power indicator, Emergency indicator, Thermal protection indicator, Over current protection indicator
工作溫度
-10˚C to +40 ˚C (14 ˚F to 104 ˚F)
工作濕度
85 % RH or less (no condensation)
外觀
Panel: ABS resin, black
Case: Surface-treated steel plate, black, paint
Case: Surface-treated steel plate, black, paint
尺寸
420 (W) x 96.1 (H) x 313.1 (D) mm (16,54" x 3.78" x 12.33")
重量
5 kg (11.02 lb)
附屬品
Power cord (2m (6.56 ft) x 1, Audio input removable terminal plug (5 mm, 2 pins) x 1, Control I/O removable terminal plug (3.5 mm, 4 pins) x 2, Speaker out removable terminal plug (5 mm, 3 pins) x 1, Volume control cover x 1
選配品
Rack mounting bracket: MB-25B, Perforated panel: PF-013B
請下載資料以獲取完整規格。
The power amplifier shall use digital Class-D technology with active PFC (power factor correction) circuit to achieve a power output of 480 W. The unit shall include 1 line input, 1 speaker line input, 1 line output and 1 switchable 100 V (21 Ω) line or 4 - 16 Ω low impedance outputs.The line input shall be fixed transformer balanced 600 Ω input via 2 RCA pin jack.
The speaker line input shall be 100V (65 kΩ) line via a 2-pin removable temirnal block.
The line output shall be unbalanced 600 Ω output via 2 RCA pin jack.
The speaker line output shall be switchable 100V (21 Ω) line or 4 - 16 Ω low impedance line via a 3-pin removable temirnal block.
The unit shall have a remote control input for the unit to be powered on and off remotely.
It shall also be equipped with an emergency control input to turn the unit's power on and deliver audio signals at the line output and speaker line output while bypassing the Master Volume Control.There shall be a visual five-LED output level meter and visual LED indication of power, over current, thermal protection, emergency broadcast.Power requirements shall be 220 - 240 V AC via a supplied power cord. The device shall have a frequency response of 50 Hz – 20 kHz.The unit shall use 2 space units of a standard EIA component rack space and its dimensions shall be 420 (W) X 96.1 (H) X 313.1(D) mm (16.54" x 3.78" x 12.33"). Weight shall be 5.0 kg (11.02 lb.) and finished in black ABS resin front panel, with black surface-treated steel plate case.Optional extras; Rack Mounting Bracket: MB-25B, Perforated Panel: PF-013B, manufactured by TOA Corporation.Manufacturer: TOA Corporation
Model: P-3548D (1CE/2CE/4CE)
Model: P-3548D (1CE/2CE/4CE)
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