Version 3 is the newest version of our best selling pre-built Mono Amplifier Kit that can be used with any personal stereo equipment, including MP3 players, making it an ideal kit choice for an amplifier case design project.
It uses an NCP2890 audio amplifier IC which can output 1.0W of power. The NCP2890 is an audio power amplifier designed for portable communication device applications such as mobile phone applications and PDAs. The IC also features an onboard “Pop and Click” at startup and closedown Noise Protection Circuit.
The kit comes pre-built and is supplied with a pre-built jack cable, an 8ohm 66mm speaker, and a AA battery pack and can run off any voltage from 2.2 to 5.5 Volts (Absolute Maximum 6V). For a full list of parts, see the Contents section below.
All that is required is to solder the jack lead, speaker & battery cage to the board and you are good to go.
Previous versions of this amp included a PP3 power connection and were designed to operate around 9V, V3.0 has been designed for use with 2 x AA batteries. There are several advantages to using AA batteries over PP3, they include; AA batteries are much cheaper, more readily available and will also last significantly longer than PP3 batteries, anything up to ten times longer.
This kit is also available in a kit version. For more details on this version click here.
Features:
- Pre-built kit allows you to concentrate on product design rather than assembly.
- Great value electronic project kit.
- Works with any stereo equipment, including computers, phones, and tablets that can accept the jack lead.
Contents:
- 1 x 3.5mm Mono Jack Lead, 50cm length.
- 1 x 8 ohm 66mm Speaker.
- 1 x AA battery Cage with Leads.
- 1 x Pre-built Mono Amplifier.
Dimensions:
- PCB Length: 44.5mm.
- PCB Width: 35.5mm.
- PCB Height: 1.6mm.
Video:
Requires:
Resources:
- Teaching Notes.
- Essential Information.
- Which Amplifier kit is right for you?
- Guitar Amp enclosure design.
- Clip together mono amp case design.
- 3D Printed pocket-sized Mono Amp enclosure design.
- 3D Printing Resources.
This kit is also available in a kit version. For more details on this version click here.
All that is required is to solder the jack lead, speaker & battery cage to the board and you are good to go.
Documents & Downloads
- Teaching Notes.
- Essential Information.
- Which Amplifier kit is right for you?
- Guitar Amp enclosure design.
- Clip together mono amp case design.
- 3D Printed pocket-sized Mono Amp enclosure design.
- 3D Printing Resources.
This kit is also available in a kit version. For more details on this version click here.
All that is required is to solder the jack lead, speaker & battery cage to the board and you are good to go.
Technical Information
| Attribute | Value |
|---|---|
| PCB Length | 44.5mm. |
| PCB Width | 35.5mm. |
| 4 Holes With Diameter | 3.3mm. |
| Voltage Minimum | 2.2V. |
| Voltage Nominal | 3V. |
| Voltage Max | 6V. |
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