A-230
PA Amplifier
DiscontinuedA-230
The A-230 is a power amplifier well-suited for paging broadcasts and supplying background music in restaurants, pubs, shops, houses of worship, and so on.
- Simple package amplifier with compact and lightweight body, suitable for paging and background music distribution.
- Three microphone inputs, one auxiliary input and 100V/4-ohm speaker outputs.
- Sure high performance with wide frequency response, and low noise and distortion.
- Either AC or DC operation.
- Comfortable acoustic spaces thanks to tone controls at bass and treble.
- Attenuation of other input signals from 0 to –30dB by Mic 1 input signal.
* 0 dB = 1 V
電源
240 V AC, 50 Hz
額定輸出
30 W
消耗功率
34 W (AC operation at EN60065)
頻率響應
50 Hz - 20 kHz
失真率
1 % or less at 1 kHz, 1/3 rated power
輸入
MIC 1: -60 dB* (1.0 mV), 600 Ω, Unbalanced, Equivalent to 5-pin DIN Type
MIC 2: -60 dB* (1.0 mV), 600 Ω, Unbalanced, Equivalent to phone jack Type
AUX 1, 2: -20 dB* (100 mV), 10 kΩ, unbalanced, RCA pin jack
MIC 2: -60 dB* (1.0 mV), 600 Ω, Unbalanced, Equivalent to phone jack Type
AUX 1, 2: -20 dB* (100 mV), 10 kΩ, unbalanced, RCA pin jack
輸出
Speaker out: Floating balanced
High impedance: 330 Ω (100 V)
Low impedance: 4 Ω (11 V)
High impedance: 330 Ω (100 V)
Low impedance: 4 Ω (11 V)
音調調整
Bass: -10 dB at 100 Hz
Treble: -10 dB at 10 kHz
Treble: -10 dB at 10 kHz
S/N比
60 dB or more (MIC 1, 2)
70 dB or more (AUX 1, 2)
70 dB or more (AUX 1, 2)
Muting
MIC 1 overrides other Mic input and AUX inputs with 0 - 30 dB attenuation, attenuation by switch
指示燈
Power LED, Signal LED
工作溫度
-10 °C to +40 °C (14 °F to 104 °F)
外觀
Panel: ABS resin, black, hairline
Case: Steel plate, black, paint
Case: Steel plate, black, paint
尺寸
350 (W) x 105 (H) x 240 (D) mm (13.78" x 4.13" x 9.45")
重量
3.5 kg (7.72 lb)
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