| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $39.89 | $39.07 | $37.85 | $36.22 | Contact US |
Willsenton R8 KT88 45W+45W Vacuum Tube Integrated Amplifier Push-pull Power Amplifier (Black)
$1,621.96
Willsenton R8 KT88 45W+45W Vacuum Tube Integrated Amplifier Push-pull Power Amplifier (Silver)
$1,621.96
Willsenton R-800i Single Ended Class A Amplifier Vacuum Tube Integrated Amplifier 50W+50W 300B + 805
$2,912.97
2.1 HIFI Exquis Digital Integrated Amplifier TPA3116D2 50W+50W+100W(bass) Max without Power Supply
Product description:
- The TPA3116D2 amplifier board with two digital amplifier chip as the core , one for left and right channels , another for bridge driver subwoofer
- It's small size, high efficiency , high power characteristics.
- Regardless of the cost of materials , capacitors Philip , Thomson, ruby. Taiwan- quality potentiometers sealed , original TPA3116D2 chip , SMD chip devices , and so on .
- Board circuit is simple , reliable work. Compact board , use and installation are very flexible and convenient.
- All use genuine components using devices capable of long-term stability.
- You can use desktop power supply, it is also very suitable for battery -powered devices , such as motorcycles, cars , electric cars , and so on .
- Main filter capacitor is 4700uf 35v, but for the power amplification chip's limitation, this amplifier can accept just 12-24v DC power supply, the capacitor will work in a good condition.
- The left and right channel full-range, with 24v output voltage power can drive 3-16 ohm speakers , a very wide range
- The subwoofer channel with 24v standard voltage power can drive 2-16 ohm subwoofer , unique
- Bass cutoff frequency independent regulation 80HZ-500HZ adjustable from front panal,
- Independently adjustable subwoofer gain
- Preampfication part use two NE5532DD OP-amp , can giving a HIFI quality sound
Kknobs in front panal:
- The left is the stereo volume control(just for left and right channels adjustment)
- The middle is Subwoofer volume control
- Right is global volume control(for 3 channels adjustment)
- Operating voltage 12V-24V.(recommande about 20v laptop power adapter)
Left and right channel output 50WX2(max),
subwoofer output 100w(max), efficiency can reach above 90%
- Dimensions: height 35mm width 90mm length 108 mm
- all-aluminum enclosuremidrange tweeter weak and no way to adjust the most complete digital amplifier board 2.1
