| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
|---|---|---|---|---|---|
| Price /Unit | $89.84 | $88.00 | $85.25 | $81.59 | 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
M4C Class A Preamp Board Audio HIFI DIY + 3xOPA2604AP Pre Amplifier Board
Description:
- Adopting Class A parallel power supply makes the sound more pure
- Together with 3pcs OPA2604AP to achieve better effect of amplification
- Optimize layout, remove 20 small filter capacitors and change to 4 large-capacity aluminum shell capacitors
- Install 4 radiators rotating 90 degrees in two sets and remove 2 IC sockets, make two groups of output current in parallel to ensure control, but also effectively improve the cooling effect
- In the circuit also make an optimization design
- Wide AC voltage input: AC 15v x 2, 10-30W high quality power supply cattle
- Best choice for our HIFI music enthusiasts
- Dimension: 100mm x 100mm
Specifications:
- Channels: 2.0
- Dimension: 100mm x 100mm (L*W)
Package Included:
- 1 x Preamp Amplifier Board (include 3pcs OPA2604AP)
Note:
The two LED indicator lights are not the power indicator lights, please not remove them or the circuit does not work. Thank you!
