| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $28.93 | $28.34 | $27.45 | $26.27 | Contact US |
KSA5-mini Class A Headphone Amplifier Power Amplifier Small Headphone Amp (Main Unit + Power Adapter)
$115.76
KSA5-mini Class A Headphone Amplifier Power Amplifier Headphone Amp with Small Volume (Main Unit)
$77.51
TPA3255 High Performance Class D Power Amplifier Board 2.0 Channel Mini Digital Audio Stereo Amplifier Module
$26.56
L28 350W 4ohm Mono Amplifier+Speaker Protected Board 1943/5200
Description:
- Circuit board using 1.6MM thick PCB,
- Each mono channel four pairs of high-power tube.
- 350W 4-European output support.
- So far, the best amplifier control after the class.
- L-28 for the L20 upgrade products, the board of the speaker protection circuit upgrades and other
- L-28 has excellent control, low distortion, wide range of voltage support. High-power high-current output load.
- Bassoon four pairs per channel output, the maximum load current of 40A.
- Voltage support a wide range of installation of each channel can be any two pairs, four pairs of high-power tube.
Performance parameters:
- Power 200W (8R) 350W (4R)
- Voltage: DC + - 45V
- Rectified AC voltage range before the dual 18V AC to 34V AC dual
- THD = 0.009% 1K HZ 50W 8R
- SR = 35V / US
- Noise 92DBU
- EIN = 114 DB
- Frequency Response 20-20KHZ + - 0.5 DB
- 34 times the voltage gain
- All resistors are precision 1% precision resistors, power resistors are used, including the output precision.
