Description
JustBoom AMP Add-on Board TPA3118D2DAP Class-D Amplifier
How to Configure JustBoom Player?
JustBoom AMP Add-on Board is a Plug & Play amplifier. You can either stack this high-quality audio power AMP onto the JustBoom DAC / DAC HAT or use it for the line-level input. Up to 2×55 W amplification makes the JustBoom AMP Addon Board ideal for high-quality stereo projects. This AMP add-on features the advanced Class-D TPA3118D2DAP amplifier chip. It is compatible with 4 Ohm and 8 Ohm passive speakers.
Video Presentation of the Product
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Applications of JustBoom AMP Add-on Board
- A standalone amplifier that can integrate with the existing DAC
- Can work with JustBoom DAC / DAC HAT for all-in-one high-quality audio capabilities
- High-definition audio streaming from network storage or cloud
- A set-top box, media centre, or entertainment system
- Multi-room audio player
Features of JustBoom AMP Add-on Board
- Full HQ Audio – 192 kHz | 24-Bit
- Up to 2×55 W stereo amplification at 8 Ohms | 2×30 W RMS
- Plug & Play | Supports 4 Ohm and 8 Ohm passive speakers
- Gain and Output voltage configurable via onboard hardware jumpers.
- Does not require soldering
- Can work as a standalone device
- Once connected to a DAC, DAC Board, DAC HAT, the JustBoom AMP Add-on Board can supply power to the connected hardware including Raspberry Pi with 5V / 2.5A
- The box includes mounting hardware
Specifications of JustBoom AMP Add-on Board
- Amplifier Chip: TPA3118D2DAP Class-D
- Maximum Power Output: 2 x 55 W | 2 x 30 W RMS
- Input Connectors: 5-Line | L+ (hot line) and L- (cold line) for the left channel | R+ (hot line) and R- (cold line) for the right channel | Middle (Ground) or cable shield connection
- Unbalanced Connectors: L+ (left line), R+ (right line) GND, R-, and L- are ground connections (same input ground to be shorted)
- Advanced ESD Protection
- Onboard dual inductors for footprint efficiency
- Harmonic Distortion (Total): THD+N 0.1% @ 25 W / 1 kHz / 21V
- Signal to Noise Ratio: SNR 102dB A-Wtd (Ref. THD+N < 1% / Gain = 20 dB / f = 1 kHz)
- Configurable Gain: Onboard jumpers to configure gain | 36dB, 32dB, 26dB, 20dB)
- Configurable Output Voltage: Onboard jumpers to configure output voltage | 14V and 21V
- Power Jack: 2.1mm DC jack compatible with 8V ~ 24V power supply
Note:
- When using with 8 Ohm passive speakers, a 24V power supply is recommended. The output should be at least 75 Watt.
- When using with 4 Ohm passive speakers, a 15V ~ 19V power supply is recommended. The output should be at least 58 Watt.
Items Included
- 1x JustBoom AMP Add-on Board
- 4x Plastic Spacers
- 4x Metal Bolts
- 4x Metal Nuts
- 2x JustBoom Stickers
- 1x Info Card
- 1x Max2Play Voucher
- 1x Roon Labs Voucher
Compatible Items (Not Included)
- JustBoom DAC
